Extreme Heat Watch

Locations Affected

Stockton, CA ∙ Sacramento, CA ∙ Modesto, CA ∙ Elk Grove, CA ∙ Fairfield, CA ∙ Roseville, CA ∙ Vallejo, CA ∙ Chico, CA ∙ Redding, CA ∙ Vacaville, CA

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Sacramento CA 115 PM PDT Mon May 26 2025 ...EXTREME HEAT WATCH IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY EVENING... * WHAT...Dangerously hot conditions with temperatures 99 to 109 possible and widespread Major HeatRisk. Limited overnight relief with low temperatures in the mid 60s to mid 70s. * WHERE...Sacramento and Northern San Joaquin Valleys, Foothills, Northern Coastal Range Mountains, and Shasta Lake Area / Northern Shasta County, Carquinez Strait and Delta. * WHEN...From Friday morning through Saturday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...Area waterways continue to run cold and fast, creating dangerous conditions for those seeking relief in rivers and lakes. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. Monitor the latest forecasts and warnings for updates.

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