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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

DEER MOUNTAIN (DMFW1)

Lat: 48.79608°NLon: 117.44594°WElev: 3340.0ft.

NA

26°F

-3°C

Humidity 79%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 29 Dec 03:56 PM PST
Extended Forecast for

9 Miles E Ione 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

  • This Afternoon

    High: 20 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 19. Northwest wind 5 to 7 mph becoming southwest after midnight.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Southeast wind around 6 mph becoming calm in the morning.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. Northeast wind around 7 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. Northeast wind around 6 mph becoming light and variable in the afternoon.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 10 percent chance of snow after 4pm. Mostly cloudy, with a high near 29.

    High: 29 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 4am. Cloudy, with a low around 24. Chance of precipitation is 60%.

    Low: 24 °F

    Snow Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a steady temperature around 20. Light west wind.
Tonight
Mostly cloudy, with a steady temperature around 19. Northwest wind 5 to 7 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 30. Southeast wind around 6 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 23. Northeast wind around 7 mph.
Wednesday
Mostly sunny, with a high near 32. Northeast wind around 6 mph becoming light and variable in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 23.
New Year's Day
A 10 percent chance of snow after 4pm. Mostly cloudy, with a high near 29.
Thursday Night
Snow likely, mainly after 4am. Cloudy, with a low around 24. Chance of precipitation is 60%.
Friday
Snow. High near 29. Chance of precipitation is 80%.
Friday Night
Snow likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Saturday
Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Sunday
Snow likely. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25.
Monday
Snow likely. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E Ione WA
 48.74°N 117.23°W (Elev. 5476 ft)
Last Update:
3:13 pm PST Dec 29, 2025
Forecast Valid:
5pm PST Dec 29, 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