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

Blizzard Conditions Are Forecast Across Parts of the Northern Plains and Upper Great Lakes

In the north-central U.S., a strong storm will continue to bring heavy snow and gusty to high winds over parts of the northern Plains and Upper Midwest tonight before moving across the Great Lakes with heavy lake effect snow Wednesday into Thanksgiving Day. Read More >

Hazardous Weather Conditions

Current conditions at

Trinity Center (KO86)

Lat: 40.98452°NLon: 122.69342°WElev: 2385.0ft.

Partly Cloudy

34°F

1°C

Humidity 100%
Wind Speed W 3 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 26 Nov 02:35 AM PST
Extended Forecast for

15 Miles WNW Covington Mill CA

Frost Advisory until November 26, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until November 26, 09:00am

    NOW until 9:00am Wed

    Frost Advisory

  • Overnight

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 46. West southwest wind 9 to 11 mph.

    High: 46 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. South southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 42. West wind 9 to 13 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. West northwest wind around 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38. West northwest wind 5 to 7 mph.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 32. Southwest wind around 7 mph.
Wednesday
Sunny, with a high near 46. West southwest wind 9 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 35. South southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Thanksgiving Day
Mostly sunny, with a high near 42. West wind 9 to 13 mph.
Thursday Night
Partly cloudy, with a low around 28. West northwest wind around 7 mph.
Friday
Mostly sunny, with a high near 38. West northwest wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WNW Covington Mill CA
 41.01°N 123.05°W (Elev. 7201 ft)
Last Update:
1:10 am PST Nov 26, 2025
Forecast Valid:
3am PST Nov 26, 2025-6pm PST Dec 2, 2025
 
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