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 DOWNTOWN (SFOC1)

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

NA

62°F

17°C

Humidity 32%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 17 Apr 05:43 PM PDT
Extended Forecast for

Colma CA

  • Tonight

    Tonight: Partly cloudy, with a low around 49. West wind 5 to 9 mph becoming light  after midnight.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. West wind 5 to 7 mph.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66. West southwest wind 5 to 9 mph.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 52. South wind around 10 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Slight Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 11am.  Mostly cloudy, with a high near 65. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Rain likely.  Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain before 11am, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. West wind 5 to 9 mph becoming light after midnight.
Saturday
Mostly sunny, with a high near 70. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 51. West wind 5 to 7 mph.
Sunday
Partly sunny, with a high near 66. West southwest wind 5 to 9 mph.
Sunday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. South wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Tuesday
Rain before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain, mainly before 11am. Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Colma CA
 37.7°N 122.45°W (Elev. 659 ft)
1:26 pm PDT Apr 17, 2026
6pm PDT Apr 17, 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