Nov. 22, 5 p.m. A flash flood alert in San Francisco has been downgraded to a flood warning as the intense downpour from a California atmospheric river slows down in the city but continues to pummel other parts of the Bay Area. San Francisco’s flood warning is in effect until 6:45 p.m., the National Weather Service said in a social media post.

Amid the relentless rain brought by an atmospheric river soaking Northern California, a flash flood warning was issued Friday afternoon for San Francisco and parts of San Mateo County where instances of flooding deemed "life-threatening" were occurring.

SAN FRANCISCO - An atmospheric river is bringing heavy rain to San Francisco on Friday, flooding roads across the city. Video shows rising waters in the Marina District and flooded sidewalks along 23rd and Dolores streets. Another video shows cars driving through flooded streets at Henry Adams and Division in the Design District near I-80.