Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Hazardous Weather Conditions

High Surf Advisory in effect from February 18, 03:00 AM PST until February 20, 09:00 AM PST

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.

43°F

6°C

Humidity	78%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	NA
Last update	17 Feb 08:43 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

San Francisco CA

High Surf Advisory February 18, 03:00am until February 20, 09:00am

Click here for hazard details and duration

High Surf Advisory

Tonight
Low: 42 °F
Chance
Showers
Wednesday
High: 53 °F
Rain Likely
then Slight
Chance Rain
Wednesday Night
Low: 43 °F
Rain
Thursday
High: 52 °F
Rain then
Chance Rain
and Breezy
Thursday Night
Low: 40 °F
Chance Rain
Friday
High: 53 °F
Chance Rain
Friday Night
Low: 42 °F
Chance Rain
Saturday
High: 57 °F
Chance Rain
Saturday Night
Low: 50 °F
Rain Likely

Detailed Forecast

Tonight

A chance of showers and thunderstorms before 10pm, then a chance of rain after 10pm. Mostly cloudy, with a low around 42. Northwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

Rain likely, mainly before 3pm. Partly sunny, with a high near 53. Light west wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain, mainly after 10pm. Low around 43. South wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Thursday

Rain, mainly before 10am. High near 52. Breezy, with a northwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

A 30 percent chance of rain, mainly before 10pm. Partly cloudy, with a low around 40. Northwest wind 9 to 16 mph, with gusts as high as 23 mph.

Friday

A 30 percent chance of rain, mainly between 10am and 4pm. Mostly sunny, with a high near 53.

Friday Night

A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 42.

Saturday

A chance of rain. Mostly cloudy, with a high near 57.

Saturday Night

Rain likely, mainly after 10pm. Mostly cloudy, with a low around 50.

Sunday

Rain. Cloudy, with a high near 60.