National Weather Service United States Department of Commerce
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Last Map Update: Sat, Oct 3, 2026 at 2:32:30 pm PDT

Higher than typical October temperatures will impact the Central Valley of California through next week. Moderate to Major HeatRisk is expected this weekend well into next week. Heat of this intensity can endanger anyone without adequate cooling or hydration.
Major Heat Risk exists for portions of the San Joaquin Valley this weekend. The most affected areas will be Bakersfield, up along the Coastal Range and Merced County. Much of the population is affected by Major Heat Risk, especially those without effective cooling or hydration, as well as elderly and infants. Drink plenty of water or sports drink, limit time outdoors during the warmest parts of the day, and use air conditioning during the day.
🌡️ Temperatures will heat up this weekend to near record values across California. The best chance for temperatures in the triple digits this Saturday will be along the western side of the San Joaquin Valley and in the Bakersfield area.
Yesterday, Bakersfield set a record high temperature of 103 degrees. Will we see more records today? Latest probabilities show a 10 percent chance or less today of breaking the records that were set in 2024. #CAWx #Fresno #Bakersfield
🌡️ More widespread triple digit temperatures are expected across our forecast area this Sunday. Most of the San Joaquin Valley has at least a 50% chance to exceed 100 degrees, with even greater chances south of Highway 180.

 

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