Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

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Last Map Update: Sun, Apr 19, 2026 at 5:04:27 am PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

National Weather Service San Joaquin Valley, CA

Coastal Flood Advisory

Small Craft Advisory

Rainfall Forecast: Monday-Wednesday

Snowfall Forecast: Tuesday-Wednesday

Thunderstorm Chances

Forecast Max Wind Gusts This Week

Storm Safety Tips

Rain Forecast: Mon - Wed. Minor Impacts. Slick roads and thunderstorm chances. Snow levels 6000 to 7000 ft Monday, lowering to around 5000-6000 ft Tuesday into Wednesday.

Snow Forecast: Tuesday - Wednesday. Moderate Impacts. Travel delays and slick roads. Chain controls. Reductions in visibilities at times. Snow levels 6000 to 7000 ft Monday, lowering to around 5000 to 6000 ft Tuesday into Wednesday.

Probability of Thunder: Tuesday. Chances generally 25 to 35% across interior NorCal.

Periods of breezy to gusty southerly winds are expected today through Wednesday as a weather system introduces a return to active weather.

Storm safety tips. Unclog gutters & storm drains. Check tires, wiper blades, fluids, & lights. Winterize your vehicle, have an emergency supply kit, & carry chains.