National Weather Service United States Department of Commerce

Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Click a location below for detailed forecast.

Last Map Update: Mon, May 18, 2026 at 4:14:36 pm PDT

A Red Flag Warning has been issued for the Sacramento Valley, Delta and the Northern San Joaquin Valley through Monday evening.
Fire Weather Safety: Avoid outdoor burning. Properly dispose of cigarettes and matches. Avoid power equipment that creates sparks. Make sure no vehicle parts drag on the ground, including towing chains. Do not park your vehicle over dry grass/vegetation.

 

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