Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

NA

63°F

17°C

Humidity 47%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 18 Apr 06:43 PM PDT
Extended Forecast for

San Francisco CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. West wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 68. Light west southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 68 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. South wind 7 to 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 11am.  Mostly cloudy, with a high near 69. South southeast wind 7 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers.  Low around 54. South wind 6 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 11am.  High near 64. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers.  Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers.  Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 68. Light west southwest wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 53. South wind 7 to 10 mph.
Monday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 69. South southeast wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Showers. Low around 54. South wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 11am. High near 64. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Wednesday
A chance of showers. Partly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 51.
Saturday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.75°N 122.4°W (Elev. 197 ft)
1:26 pm PDT Apr 18, 2026
7pm PDT Apr 18, 2026-6pm PDT Apr 25, 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