Flood horns just sounded. Evacuation order #now pic.twitter.com/wucfqMAwOL — Lisa Amin Gulezian (@LisaAminABC7) January 11, 2017

SAN ANSELMO, Calif. (KGO) -- Officials have ordered a mandatory evacuation for downtown San Anselmo due to severe weather and flood dangers. Please avoid the area. Flood horns sounded just before 6:40 p.m.Stay with ABC7 News for more on this developing story.