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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

Trinity Center (KO86)

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

Mist

48°F

9°C

Humidity 93%
Wind Speed S 9 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 46°F (8°C)
Visibility 4.00 mi
Wind Chill44°F (7°C)
Last update 02 Jan 10:35 PM PST
Extended Forecast for

5 Miles WNW Covington Mill CA

Winter Storm Watch January 3, 10:00am until January 5, 04:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Rain and snow showers, becoming all snow after 1am. The snow could be heavy at times. Low around 34. Very windy, with a south wind around 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 34 °F

    Rain/Snow and
    Very Windy

  • Saturday

    Saturday: Snow showers. The snow could be heavy at times. High near 34. Windy, with a south wind around 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 34 °F

    Heavy Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow showers before 10pm, then snow after 10pm. The snow could be heavy at times. Low around 32. Windy, with a south southwest wind 17 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    Low: 32 °F

    Heavy Snow
    and Windy

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 32. Breezy, with a south southwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 32 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow. Low around 28. South wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 28 °F

    Snow

  • Monday

    Monday: Snow, mainly before 4pm. The snow could be heavy at times. High near 29. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.

    High: 29 °F

    Heavy Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Snow
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A chance of snow, mainly after 10am. Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 4am. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Snow Likely

Detailed Forecast

Tonight
Rain and snow showers, becoming all snow after 1am. The snow could be heavy at times. Low around 34. Very windy, with a south wind around 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Saturday
Snow showers. The snow could be heavy at times. High near 34. Windy, with a south wind around 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday Night
Snow showers before 10pm, then snow after 10pm. The snow could be heavy at times. Low around 32. Windy, with a south southwest wind 17 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 32. Breezy, with a south southwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow. Low around 28. South wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Monday
Snow, mainly before 4pm. The snow could be heavy at times. High near 29. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.
Monday Night
A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 28.
Tuesday
A chance of snow, mainly after 10am. Mostly cloudy, with a high near 33.
Tuesday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 27.
Wednesday
Snow likely. Mostly cloudy, with a high near 30.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Thursday
A slight chance of snow. Mostly sunny, with a high near 31.
Thursday Night
Mostly clear, with a low around 22.
Friday
Mostly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Covington Mill CA
 40.92°N 122.87°W (Elev. 6532 ft)
Last Update:
5:52 pm PST Jan 2, 2026
Forecast Valid:
10pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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