National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

JARBO GAP (JBGC1)

Lat: 39.73591°NLon: 121.48898°WElev: 2535.0ft.

NA

47°F

8°C

Humidity 40%
Wind Speed NE 33 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 30 Dec 02:13 AM PST
Extended Forecast for

4 Miles SW Concow CA

Dense Fog Advisory until December 30, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until December 30, 12:00pm

    NOW until 12:00pm Tue

    Dense Fog Advisory

  • Overnight

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Cloudy, with a steady temperature around 48. Light northeast wind.

    Low: 48 °F

    Cloudy

  • Wednesday

    Wednesday: Rain, mainly after 4pm. High near 52. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 47. Calm wind. Chance of precipitation is 90%.

    Low: 47 °F

    Rain

  • New Year's Day

    New Year's Day: Rain. High near 54. Chance of precipitation is 100%.

    High: 54 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 51. Chance of precipitation is 100%.

    Low: 51 °F

    Rain

  • Friday

    Friday: Showers and possibly a thunderstorm. Cloudy, with a high near 53.

    High: 53 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 51. Light and variable wind.
Tuesday Night
Cloudy, with a steady temperature around 48. Light northeast wind.
Wednesday
Rain, mainly after 4pm. High near 52. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 47. Calm wind. Chance of precipitation is 90%.
New Year's Day
Rain. High near 54. Chance of precipitation is 100%.
Thursday Night
Rain. Low around 51. Chance of precipitation is 100%.
Friday
Showers and possibly a thunderstorm. Cloudy, with a high near 53.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Cloudy, with a high near 47.
Saturday Night
Rain likely. Cloudy, with a low around 42.
Sunday
Rain likely. Mostly cloudy, with a high near 48.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
Rain likely. Cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Concow CA
 39.66°N 121.6°W (Elev. 689 ft)
Last Update:
1:21 am PST Dec 30, 2025
Forecast Valid:
3am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation