Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

CORRALITOS (CTOC1)

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

NA

51°F

11°C

Humidity 87%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 19 Jan 08:27 PM PST
Extended Forecast for

San Martin CA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. North wind around 5 mph becoming calm  in the evening.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 65. Light and variable wind.

    High: 65 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 1am.  Otherwise, cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 10am.  Otherwise, partly sunny, with a high near 64.

    High: 64 °F

    Areas Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. North wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 67. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 47. Calm wind.
Wednesday
Cloudy, with a high near 65. Light and variable wind.
Wednesday Night
Patchy fog after 1am. Otherwise, cloudy, with a low around 46. Calm wind.
Thursday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 64.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45.
Friday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 64.
Friday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 42.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 65.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 66.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 42.
Monday
Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
San Martin CA
 37.08°N 121.6°W (Elev. 276 ft)
1:15 pm PST Jan 19, 2026
8pm PST Jan 19, 2026-6pm PST Jan 26, 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