Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

GREEN SPRING (GNSC1)

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

NA

57°F

14°C

Humidity 63%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 10 Nov 04:03 AM PST
Extended Forecast for

Jamestown CA

  • Today

    Today: Mostly sunny, with a high near 77. East northeast wind around 5 mph becoming calm  in the morning.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. East northeast wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. East wind 3 to 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 4pm.  Partly sunny, with a high near 69. East southeast wind 5 to 8 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 69 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly after 10pm. The rain could be heavy at times.  Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Heavy Rain

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall.  High near 54. Chance of precipitation is 100%.

    High: 54 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Showers.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Showers

  • Friday

    Friday: A chance of showers, mainly before 4pm.  Partly sunny, with a high near 50.

    High: 50 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 77. East northeast wind around 5 mph becoming calm in the morning.
Tonight
Partly cloudy, with a low around 58. East northeast wind around 5 mph.
Veterans Day
Partly sunny, with a high near 75. Light and variable wind.
Tuesday Night
Mostly cloudy, with a low around 57. East wind 3 to 5 mph.
Wednesday
A 30 percent chance of showers after 4pm. Partly sunny, with a high near 69. East southeast wind 5 to 8 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Showers, mainly after 10pm. The rain could be heavy at times. Low around 49. Chance of precipitation is 80%.
Thursday
Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 54. Chance of precipitation is 100%.
Thursday Night
Showers. Mostly cloudy, with a low around 41.
Friday
A chance of showers, mainly before 4pm. Partly sunny, with a high near 50.
Friday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 40.
Saturday
Sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A slight chance of showers. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown CA
 37.97°N 120.42°W (Elev. 1801 ft)
1:20 am PST Nov 10, 2025
4am PST Nov 10, 2025-6pm PST Nov 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database