Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the 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, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

rain,mist

51°F

11°C

Humidity	89%
Wind Speed	WSW 16 MPH
Barometer	29.77 in (1008.13 mb)
Dewpoint	48°F (9°C)
Visibility	2.50 mi
Last update	11 Apr 06:26 PM PDT

More Information:

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

Extended Forecast for

3 Miles SSE Hillsborough CA

Tonight
Low: 48 °F
Heavy Rain
then Showers
Likely
Sunday
High: 62 °F
Showers
Likely
Sunday Night
Low: 48 °F
Slight Chance
Showers then
Partly Cloudy
Monday
High: 65 °F
Sunny
Monday Night
Low: 49 °F
Mostly Clear
Tuesday
High: 66 °F
Sunny
Tuesday Night
Low: 47 °F
Mostly Clear
Wednesday
High: 65 °F
Mostly Sunny
Wednesday Night
Low: 49 °F
Partly Cloudy

Detailed Forecast

Tonight

Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 3am, then a chance of showers and thunderstorms after 3am. Some of the storms could produce heavy rainfall. Low around 48. South southwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday

Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 62. West southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 48. West southwest wind 5 to 9 mph becoming calm in the evening.

Monday

Sunny, with a high near 65. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

Monday Night

Mostly clear, with a low around 49. West northwest wind 6 to 10 mph.

Tuesday

Sunny, with a high near 66.

Tuesday Night

Mostly clear, with a low around 47.

Wednesday

Mostly sunny, with a high near 65.