< California Heat Advisory | Effective 05/11/2026 12:59

California Heat Advisory | Effective 05/11/2026 12:59

Headline: 
Heat Advisory issued May 11 at 12:59PM PDT until May 12 at 8:00PM PDT by NWS Sacramento CA
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
May 11, 2026 - 12:59pm
Expires: 
May 12, 2026 - 5:00am
Description: 
* WHAT...Temperatures up to 95 to 100 expected with widespread Moderate HeatRisk today. * WHERE...Central and Western Stanislaus County including Modesto and I-5, Butte County below 1000 ft, Eastern Colusa County, and Eastern Glenn County. * WHEN...Until 8 PM PDT Tuesday. * IMPACTS...Hot temperatures may cause heat illnesses, especially for those more sensitive to heat. * ADDITIONAL DETAILS...Hot daytime temperatures will occur in other Valley locations as well, though Delta influence will better moderate low temperatures providing overnight relief.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
Eastern Glenn County; Butte County Below 1000 ft; Eastern Colusa County; Western Stanislaus County Below 1000 ft Including Interstate 5; Central Stanislaus County Including Modesto Metro
Forcast Office: 
NWS Sacramento CA