Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

GREEN SPRING (GNSC1)

Lat: 37.83418°NLon: 120.50311°WElev: 1108.0ft.

NA

41°F

5°C

Humidity 94%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 20 Jan 06:03 AM PST
Extended Forecast for

12 Miles SW Jamestown CA

Dense Fog Advisory January 20, 06:48am until January 20, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 20, 06:48am until January 20, 12:00pm

    NOW until 12:00pm Tue

    Dense Fog Advisory

  • Today

    High: 58 °F

    Haze then
    Patchy Fog

  • Tonight

    Tonight: Patchy fog between 7pm and 10pm.  Otherwise, mostly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Patchy Fog
    then Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 58. Light and variable wind.

    High: 58 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 56. Calm wind becoming west around 6 mph in the afternoon.

    High: 56 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Today
Widespread haze. Patchy fog after 5pm. Otherwise, partly sunny, with a high near 58. Light and variable wind.
Tonight
Patchy fog between 7pm and 10pm. Otherwise, mostly cloudy, with a low around 48. Light and variable wind.
Wednesday
Cloudy, with a high near 58. Light and variable wind.
Wednesday Night
Cloudy, with a low around 48. Calm wind.
Thursday
Mostly cloudy, with a high near 56. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 58.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW Jamestown CA
 37.84°N 120.56°W (Elev. 1178 ft)
2:26 am PST Jan 20, 2026
6am PST Jan 20, 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