Active Weather Alerts
Heat Advisory
Issued: 7:17 PM May. 31, 2025 – National Weather Service
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING... * WHAT...Dangerously hot conditions with temperatures 99 to 107. Moderate HeatRisk with areas of Major HeatRisk expected. Limited overnight relief with low temperatures in the 60s to low 70s. * WHERE...Carquinez Strait and Delta, Sacramento Valley, Motherlode, Mountains Southwestern Shasta County to Western Colusa County, Northeast Foothills, Northern San Joaquin Valley, and Shasta Lake Area / Northern Shasta County. * WHEN...Until 11 PM PDT this 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. &&
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