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 100%
Wind Speed S 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 48°F (9°C)
Visibility 2.00 mi
Last update 02 Jan 11:55 AM PST
Extended Forecast for

4 Miles NNW 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

  • This Afternoon

    This Afternoon: Rain. High near 45. South southeast wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 10pm, then showers after 10pm. Low around 38. Breezy, with a south southwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 38 °F

    Rain and
    Breezy

  • Saturday

    Saturday: Showers. High near 44. South wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 44 °F

    Showers

  • Saturday Night

    Saturday Night: Showers before 10pm, then rain after 10pm. Low around 37. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 37 °F

    Showers

  • Sunday

    Sunday: Rain. High near 43. South wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 43 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and snow. Low around 35. South wind around 7 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow

  • Monday

    Monday: Rain and snow, becoming all rain after 1pm. High near 40. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow, mainly before 4am. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Rain. High near 45. South southeast wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 10pm, then showers after 10pm. Low around 38. Breezy, with a south southwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday
Showers. High near 44. South wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday Night
Showers before 10pm, then rain after 10pm. Low around 37. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday
Rain. High near 43. South wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain and snow. Low around 35. South wind around 7 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
Rain and snow, becoming all rain after 1pm. High near 40. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
A chance of rain and snow, mainly before 4am. Mostly cloudy, with a low around 35.
Tuesday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 44.
Tuesday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 33.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 42.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Thursday
A slight chance of snow. Mostly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Covington Mill CA
 40.96°N 122.79°W (Elev. 3760 ft)
Last Update:
10:30 am PST Jan 2, 2026
Forecast Valid:
12pm PST Jan 2, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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