Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

54°F

12°C

Humidity 77%
Wind Speed WNW 12 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 17 Apr 11:56 PM PDT
Extended Forecast for

San Francisco International Airport CA

  • Overnight

    Overnight: Partly cloudy, with a low around 50. West wind around 6 mph becoming calm.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. Calm wind becoming west around 6 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52. West wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69. Light west wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm.  Partly cloudy, with a low around 53. West southwest wind 11 to 14 mph becoming south after midnight.

    Low: 53 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers.  Partly sunny, with a high near 69. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 11am.  Cloudy, with a high near 63.

    High: 63 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. West wind around 6 mph becoming calm.
Saturday
Mostly sunny, with a high near 71. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 69. Light west wind becoming west southwest 5 to 10 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 53. West southwest wind 11 to 14 mph becoming south after midnight.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 69. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 80%.
Tuesday
Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 63.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 51.
Wednesday
A chance of rain, mainly before 11am. Mostly sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco International Airport CA
 37.62°N 122.37°W (Elev. 3 ft)
11:26 pm PDT Apr 17, 2026
12am PDT Apr 18, 2026-6pm PDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database