Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains into the morning. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Rain

53°F

12°C

Humidity 92%
Wind Speed WNW 17 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 51°F (11°C)
Visibility 7.00 mi
Last update 02 Apr 12:56 AM PDT
Extended Forecast for

San Mateo CA

  • Overnight

    Overnight: A 30 percent chance of showers before 2am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Northwest wind 13 to 16 mph, with gusts as high as 22 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 64. North northwest wind 11 to 18 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48. West northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the evening.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 50. West northwest wind 9 to 14 mph becoming light and variable  in the evening.

    Low: 50 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Northwest wind 13 to 16 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 64. North northwest wind 11 to 18 mph.
Thursday Night
Clear, with a low around 48. West northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the evening.
Friday
Sunny, with a high near 73. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Friday Night
Clear, with a low around 50. West northwest wind 9 to 14 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 53.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 69.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 52.
Wednesday
A chance of rain. Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
San Mateo CA
 37.56°N 122.3°W (Elev. 36 ft)
11:26 pm PDT Apr 1, 2026
1am PDT Apr 2, 2026-6pm PDT Apr 8, 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