Storm timeline: Atmospheric river set to slam CA Friday, causing flood threats

SAN FRANCISCO (KGO) -- Monday is another unsettled day as sunshine will be mixing with showers at times. Any shower has the potential for brief hail.



LIVE: Track rain in San Francisco Bay Area with Live Doppler 7

The best chance for rain is before 10 a.m. this morning and then after 3 p.m. this afternoon. This is a Level 1 on the SIS.




We are also monitoring Friday closely as an atmospheric river looks to slam into California. The details on timing and amounts still need to be ironed out.

VIDEO: Sierra reaching record snow pack; more flurries expected in Lake Tahoe area


We do know this is a 'warm storm' meaning high snow levels above 8,000 ft.



Flooding could be a threat locally, but the concern is for the Sierra where heavy rain and snow melt could create river flooding.

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