SAN FRANCISCO (KRON) — The National Weather Service calls it an Atmospheric River.
We say it is going to pour starting Saturday and it won’t let up until Monday, and flooding is very likely in places around the Bay Area.
The weather service is predicting San Francisco will get between 3 and 4 inches of rain over the weekend.
Santa Rosa will be hit with between 4 and 5 inches of rain.
WEATHER:San Francisco Bay Area Forecast
The Santa Cruz Mountains could get more than 10 inches of rain in the 72 hour period.
The weather service says this is a once in a 5-25 year storm. They expect to see flooding of roadways, small streams and main branches of rivers.
BIG #storm for the #BayArea this weekend. “River of rain” heading our way. Prepare now! pic.twitter.com/HiBo25Ej0d
— James Fletcher (@KRON4JFletcher) January 5, 2017
Round 1 is winding down. Another #atmosphericriver is forecast to arrive this weekend & potentially stronger than the 1st. #cawx #StayTuned pic.twitter.com/pTWkXh8Eck
— NWS Bay Area (@NWSBayArea) January 4, 2017
#Flooding expected across parts of CA this weekend. Be prepared for the impacts discussed in this 2 min video. #cawx pic.twitter.com/OZhpFfDR6x
— NWS Sacramento (@NWSSacramento) January 5, 2017
Impressive widespread precipitation amounts are expected across #NorCal this weekend into early next week. 10″+ possible over the mnts #cawx pic.twitter.com/daS5qE0bD5
— NWS Sacramento (@NWSSacramento) January 5, 2017
Reminder! Much more rainfall on the way especially Saturday through Monday. #cawx @JimCantore pic.twitter.com/8d9bV1SkHO
— NWS Bay Area (@NWSBayArea) January 4, 2017