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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Omak Airport (KOMK)

Lat: 48.46116°NLon: 119.52086°WElev: 1293.0ft.

Clear

27°F

-3°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 01 Jan 11:00 AM PST
Extended Forecast for

8 Miles SSE Tonasket WA

Air Stagnation Advisory until January 1, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • New Year's Day

    High: 29 °F

    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 10pm. Cloudy, with a low around 28. Calm wind. Little or no snow accumulation expected.

    Low: 28 °F

    Chance Snow

  • Friday

    Friday: A slight chance of snow before 10am, then a slight chance of snow after 4pm. Mostly cloudy, with a high near 30. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday Night

    Friday Night: Snow likely, mainly after 4am. Cloudy, with a low around 30. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely before 10am, then rain. Snow level rising to 4800 feet. High near 35. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Rain/Snow
    then Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 10pm. Snow level 4300 feet. Cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Rain Likely

  • Sunday

    Sunday: A 50 percent chance of rain. Snow level 4200 feet. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain and snow. Snow level 3800 feet. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

New Year's Day
A 30 percent chance of snow, mainly after 4pm. Cloudy, with a high near 29. Calm wind. Little or no snow accumulation expected.
Tonight
A 30 percent chance of snow, mainly before 10pm. Cloudy, with a low around 28. Calm wind. Little or no snow accumulation expected.
Friday
A slight chance of snow before 10am, then a slight chance of snow after 4pm. Mostly cloudy, with a high near 30. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 20%.
Friday Night
Snow likely, mainly after 4am. Cloudy, with a low around 30. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
Snow likely before 10am, then rain. Snow level rising to 4800 feet. High near 35. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
Rain likely, mainly after 10pm. Snow level 4300 feet. Cloudy, with a low around 34. Chance of precipitation is 60%.
Sunday
A 50 percent chance of rain. Snow level 4200 feet. Mostly cloudy, with a high near 38.
Sunday Night
A slight chance of rain and snow. Snow level 3800 feet. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.
Monday
A slight chance of rain and snow. Snow level 3100 feet. Mostly cloudy, with a high near 36. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 34.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 29.
Wednesday
A 40 percent chance of snow. Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Tonasket WA
 48.6°N 119.39°W (Elev. 2799 ft)
Last Update:
9:03 am PST Jan 1, 2026
Forecast Valid:
11am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation