Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

NA

45°F

7°C

Humidity 100%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 08 Dec 04:43 AM PST
Extended Forecast for

Colma CA

  • Today

    Today: Sunny, with a high near 60. Northeast wind 5 to 7 mph becoming north northwest in the afternoon.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. North northwest wind 3 to 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. North northeast wind 5 to 7 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. North northeast wind around 6 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. North wind 6 to 8 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 60. Northeast wind 5 to 7 mph becoming north northwest in the afternoon.
Tonight
Partly cloudy, with a low around 45. North northwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 61. North northeast wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 47. North northeast wind around 6 mph.
Wednesday
Sunny, with a high near 63. North wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 47.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Colma CA
 37.68°N 122.44°W (Elev. 338 ft)
2:09 am PST Dec 8, 2025
5am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database