Active AlertsMariposa Madera Foothills

What: High temperatures up to 103 expected.
Where: San Joaquin Valley and Sierra Foothills.
When: From 11 AM Saturday to 10 PM PDT Sunday.
Impacts: Hot temperatures may cause heat illnesses.
Additional Details: Moderate to major risk of heat-related illnesses for much of the population, especially those without effective cooling or hydration.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.