California Severe Extreme Heat Warning | Effective 08/02/2026 01:38

Headline: 
Extreme Heat Warning issued August 2 at 1:38AM PDT until August 2 at 8:00PM PDT by NWS Los Angeles/Oxnard CA
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
August 2, 2026 - 1:38am
Expires: 
August 2, 2026 - 8:00pm
Description: 
* WHAT...Hot daytime conditions with high temperatures between 95 and 105 common. Warm overnight conditions will bring less relief than usual. * WHERE...Interstate 5 Corridor and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...Until 8 PM PDT this evening. * IMPACTS...There is a high risk for dangerous heat illness, especially for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region.
Instruction: 
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. Limit strenuous activities to early morning or evening hours. Take action when you see symptoms of heat exhaustion.
Area Description: 
Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor
Forcast Office: 
NWS Los Angeles/Oxnard CA
Sender: 
w-nws.webmaster@noaa.gov