Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

56°F

13°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

San Francisco CA

Today
High: 68 °F
Showers
Tonight
Low: 54 °F
Showers
Likely
Saturday
High: 65 °F
Showers
Saturday Night
Low: 50 °F
Showers
Sunday
High: 63 °F
Showers
Sunday Night
Low: 49 °F
Chance Rain
Monday
High: 65 °F
Mostly Sunny
Monday Night
Low: 50 °F
Mostly Clear
Tuesday
High: 66 °F
Sunny

Detailed Forecast

Today

Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 68. South southwest wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely, mainly before 10pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 54. South southwest wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 65. South wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers and possibly a thunderstorm. Low around 50. South southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday

Showers and possibly a thunderstorm. High near 63. West southwest wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 30 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 49. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 65.

Monday Night

Mostly clear, with a low around 50.

Tuesday

Sunny, with a high near 66.

Tuesday Night

Mostly clear, with a low around 50.

Wednesday

Mostly sunny, with a high near 68.

Wednesday Night

Partly cloudy, with a low around 52.