Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

CORRALITOS (CTOC1)

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

NA

37°F

3°C

Humidity 100%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 21 Feb 04:27 AM PST
Extended Forecast for

San Martin CA

Cold Weather Advisory February 21, 06:44am until February 21, 09:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 21, 06:44am until February 21, 09:00am

    NOW until 9:00am Sat

    Cold Weather Advisory

  • Today

    High: 60 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. East southeast wind around 6 mph becoming calm  in the evening.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 10pm.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm.  Areas of fog before 10am.  Otherwise, cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Rain Likely
    and Areas Fog

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm.  Patchy fog after 1am.  Otherwise, cloudy, with a low around 51.

    Low: 51 °F

    Rain Likely
    and Patchy
    Fog

Detailed Forecast

Today
Patchy frost before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 60. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 37. East southeast wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 65. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 42. Calm wind.
Monday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
A 30 percent chance of rain after 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, mainly after 4pm. Areas of fog before 10am. Otherwise, cloudy, with a high near 64. Chance of precipitation is 60%.
Tuesday Night
Rain likely, mainly before 10pm. Patchy fog after 1am. Otherwise, cloudy, with a low around 51.
Wednesday
A chance of rain, mainly before 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 68.
Wednesday Night
A chance of rain, mainly before 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 48.
Thursday
A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
San Martin CA
 37.08°N 121.6°W (Elev. 276 ft)
12:26 am PST Feb 21, 2026
6am PST Feb 21, 2026-6pm PST Feb 27, 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