National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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.

Mostly Cloudy

66°F

19°C

Humidity 59%
Wind Speed SW 16 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Apr 03:35 PM PDT
Extended Forecast for

San Bruno CA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 65. South southwest wind around 11 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    T-storms

  • Tonight

    Tonight: Rain and thunderstorms likely before 4am, then a chance of rain. Mostly cloudy, with a low around 52. South southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers and possibly a thunderstorm after 3pm. High near 63. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Chance Rain
    then Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 49. South southwest wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 61. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 65. South southwest wind around 11 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and thunderstorms likely before 4am, then a chance of rain. Mostly cloudy, with a low around 52. South southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of rain before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers and possibly a thunderstorm after 3pm. High near 63. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. 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 49. South southwest wind 13 to 20 mph, with gusts as high as 32 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 61. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Bruno CA
 37.61°N 122.43°W (Elev. 367 ft)
Last Update:
2:57 pm PDT Apr 10, 2026
Forecast Valid:
3pm PDT Apr 10, 2026-6pm PDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation