Riverside County, California, Thursday, October 8, 2026

“Extreme Heat Warning issued October 8 at 12:33PM MST until October 8 at 8:00PM MST by NWS Phoenix AZ”

* WHAT...Dangerously hot conditions possible. Afternoon temperatures 102 to 106. Major Heat Risk. * WHERE...In Arizona, Gila River Valley and Parker Valley. In California, Chuckwalla Valley and Palo Verde Valley. * WHEN...Until 8 PM MST /8 PM PDT/ this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.

An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

“Extreme Heat Warning issued October 8 at 12:19AM PDT until October 9 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures 106 to 110. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

“Extreme Heat Warning issued October 8 at 12:19AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 103. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 8 at 12:19AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures up to 95. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 7 at 11:52PM MST until October 8 at 8:00PM MST by NWS Phoenix AZ”

* WHAT...Dangerously hot conditions. Afternoon temperatures 103 to 106 expected. Major Heat Risk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * WHERE...In Arizona, Gila River Valley and Parker Valley. In California, Chuckwalla Valley and Palo Verde Valley. * WHEN...From 10 AM MST /10 AM PDT/ to 8 PM MST /8 PM PDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

“Extreme Heat Warning issued October 7 at 9:21PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 102. Nights will be warm with low temperatures in the upper 60s to low 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 7 at 9:21PM PDT until October 9 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures 105 to 108 expected. Low temperatures in the upper 70s to low 80s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

“Extreme Heat Warning issued October 7 at 9:21PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the low 90s. Nighs will be warm with low temperatures in the low 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 7 at 12:11PM MST until October 8 at 8:00PM MST by NWS Phoenix AZ”

* WHAT...Dangerously hot conditions possible. Afternoon temperatures 102 to 106. Major Heat Risk. * WHERE...In Arizona, Gila River Valley and Parker Valley. In California, Chuckwalla Valley and Palo Verde Valley. * WHEN...From 10 AM MST /10 AM PDT/ to 8 PM MST /8 PM PDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.

An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

“Extreme Heat Warning issued October 7 at 11:47AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the 90s. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 7 at 11:47AM PDT until October 9 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures 105 to 108 expected. Low temperatures in the upper 70s to low 80s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

“Extreme Heat Warning issued October 7 at 11:47AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105. Nights will be very warm with low temperatures in the upper 60s to low 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 7 at 12:14AM MST until October 8 at 8:00PM MST by NWS Phoenix AZ”

* WHAT...Dangerously hot conditions. Afternoon temperatures 102 to 105 expected. Major Heat Risk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * WHERE...In Arizona, Gila River Valley and Parker Valley. In California, Chuckwalla Valley and Palo Verde Valley. * WHEN...From 10 AM MST /10 AM PDT/ to 8 PM MST /8 PM PDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

“Extreme Heat Warning issued October 6 at 3:38PM PDT until October 9 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures 105 to 108 expected. Low temperatures in the upper 70s to low 80s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...From 10 AM Wednesday to 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

“Extreme Heat Warning issued October 6 at 3:38PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105. Nights will be very warm with low temperatures in the upper 60s to low 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 6 at 3:38PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the 90s. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 6 at 12:33PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the 90s. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 6 at 12:33PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 6 at 12:33PM PDT until October 9 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures as high as 108 on Thursday possible. Nights will be quite warm with low temperatures in the mid 70s to lower 80s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...From 10 AM Wednesday to 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

“Extreme Heat Warning issued October 6 at 9:47AM MST until October 8 at 8:00PM MST by NWS Phoenix AZ”

* WHAT...Dangerously hot conditions possible. Afternoon temperatures 102 to 106. Major Heat Risk. * WHERE...In Arizona, Gila River Valley and Parker Valley. In California, Chuckwalla Valley and Palo Verde Valley. * WHEN...From 10 AM MST /10 AM PDT/ to 8 PM MST /8 PM PDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.

An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

“Extreme Heat Warning issued October 6 at 2:20AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 6 at 2:20AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the 90s. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 5 at 8:55PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures 90s. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 5 at 8:55PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 103. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 5 at 11:29AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 5 at 11:29AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures 90s. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 5 at 3:19AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures 90s. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 5 at 3:19AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105. Nights will be very warm with low temperatures in the upper 60s to mid 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 4 at 9:10PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105 and warm nights with low temperatures in the upper 60s to mid 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 4 at 9:10PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures 90 to 100 and warm nights with lows in the low to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 4 at 11:32AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures up to 100 and warm nights with lows in the low to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 4 at 11:32AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105 and warm nights with low temperatures in the low to mid 70s expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 4 at 4:28AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 103 and warm nights with low temperatures in the low to mid 70s expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 4 at 4:28AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures up to 100 and warm nights with lows in the low to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 3 at 9:40PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures up to 100 and warm nights with lows in the low to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 3 at 9:40PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 103 and warm nights with low temperatures in the low to mid 70s expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 3 at 6:05PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 103 and warm nights with low temperatures in the lower to mid 70s expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 3 at 6:05PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with temperatures up to 102 expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 3 at 12:03PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 102 expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 40 mph expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, until 6 PM PDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 3 at 12:03PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the upper 90s to 103 and warm nights with low temperatures in the lower to mid 70s expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 45 mph expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, until 6 PM PDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 3 at 4:01AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the upper 90s to 103 and warm nights with low temperatures in the lower to mid 70s expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 45 mph expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, until 6 PM PDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 3 at 4:01AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 100 expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 40 mph expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, until 6 PM PDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 2 at 9:13PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 100 expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 40 mph expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, from 6 AM to 6 PM PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 2 at 9:13PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the upper 90s to 105 with very warm nights with low temperatures in the lower to mid 70s expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 45 mph expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, from 6 AM to 6 PM PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 2 at 12:25PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the upper 90s to 105 with very warm nights with low temperatures in the lower to mid 70s expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 45 mph expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, from 6 AM to 6 PM PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 2 at 12:25PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 100 expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 40 mph expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...For the Extreme Heat Warning, until 8 PM PDT Thursday. For the Wind Advisory, from 6 AM to 6 PM PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 2 at 12:32AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the upper 90s to 105 with very warm nights with low temperatures in the lower to mid 70s expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 45 mph expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...For the Extreme Heat Warning, from 10 AM this morning to 8 PM PDT Thursday. For the Wind Advisory, from 6 AM to 6 PM PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 2 at 12:32AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 98 expected. For the Wind Advisory, east winds 15 to 25 mph with gusts to 40 mph expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...For the Extreme Heat Warning, from 10 AM this morning to 8 PM PDT Thursday. For the Wind Advisory, from 6 AM to 6 PM PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

“Extreme Heat Warning issued October 1 at 8:59PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the 90s to 104 expected. Night will be very warm with low temperatures mostly in the mid 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...From 10 AM Friday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 1 at 8:59PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 106 expected. Nights will be very warm with low temperatures mostly in the mid 60s to lower 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...From 10 AM Friday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 1 at 1:12PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 106 expected. Nights will be very warm with low temperatures mostly in the mid 60s to lower 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...From 10 AM Friday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 1 at 1:12PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the 90s to 104 expected. Night will be very warm with low temperatures mostly in the mid 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...From 10 AM Friday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 1 at 12:29AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to 104 expected. Night will be very warm with low temperatures mostly in the mid 60s to mid 70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...From 10 AM Friday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

“Extreme Heat Warning issued October 1 at 12:29AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA”

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 106 expected. Nights will be very warm with low temperatures mostly in the mid 60s to lower 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...From 10 AM Friday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.