Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

CORRALITOS (CTOC1)

Lat: 36.99086°NLon: 121.80488°WElev: 327.0ft.

NA

68°F

20°C

Humidity 46%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 29 Jan 11:27 AM PST
Extended Forecast for

San Martin CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. North northwest wind around 6 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 43. Light north wind.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. Northeast wind 3 to 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, sunny, with a high near 68.

    High: 68 °F

    Patchy Fog
    then Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 68. North northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 43. Light north wind.
Friday
Mostly sunny, with a high near 70. Calm wind becoming north northwest around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 44. Northeast wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 72. Calm wind becoming east southeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 42.
Monday
Patchy fog before 9am. Otherwise, sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 73.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
San Martin CA
 37.08°N 121.6°W (Elev. 276 ft)
12:27 pm PST Jan 29, 2026
12pm PST Jan 29, 2026-6pm PST Feb 4, 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