Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

DEER MOUNTAIN (DMFW1)

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

NA

41°F

5°C

Humidity 100%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 08 Dec 10:56 PM PST
Extended Forecast for

11 Miles ESE Ione WA

Wind Advisory December 8, 11:50pm until December 9, 07:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 8, 11:50pm until December 9, 07:00am

    NOW until 7:00am Tue

    Wind Advisory

  • Tonight

    Low: 28 °F

    Rain/Snow
    Likely and
    Breezy

  • Tuesday

    Tuesday: A slight chance of snow before 7am, then a slight chance of snow after 4pm.  Mostly cloudy, with a high near 32. Southwest wind 7 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 10%.

    High: 32 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly after 7pm. The snow could be heavy at times.  Temperature rising to around 31 by 4am. South wind around 8 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 26 °F

    Heavy Snow

  • Wednesday

    Wednesday: Rain and snow.  Snow level 5500 feet rising to 6300 feet in the afternoon. High near 34. Southwest wind around 9 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow likely, possibly mixed with rain.  Snow level 6200 feet. Cloudy, with a low around 30. Southwest wind around 10 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Snow likely, possibly mixed with rain, becoming all snow after 7am.  Mostly cloudy, with a high near 32. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Cloudy, with a low around 26. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow.  Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow

Detailed Forecast

Tonight
Rain and snow likely, becoming all snow after 3am. Snow level 6600 feet lowering to 5500 feet. Cloudy, with a low around 28. Breezy, with a southwest wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
A slight chance of snow before 7am, then a slight chance of snow after 4pm. Mostly cloudy, with a high near 32. Southwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Tuesday Night
Snow, mainly after 7pm. The snow could be heavy at times. Temperature rising to around 31 by 4am. South wind around 8 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday
Rain and snow. Snow level 5500 feet rising to 6300 feet in the afternoon. High near 34. Southwest wind around 9 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow likely, possibly mixed with rain. Snow level 6200 feet. Cloudy, with a low around 30. Southwest wind around 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, possibly mixed with rain, becoming all snow after 7am. Mostly cloudy, with a high near 32. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A 40 percent chance of snow. Cloudy, with a low around 26. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 32.
Friday Night
A 30 percent chance of snow. Cloudy, with a low around 30.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 31.
Saturday Night
A 50 percent chance of snow. Cloudy, with a low around 30.
Sunday
Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of snow. Cloudy, with a low around 29.
Monday
Snow likely. Cloudy, with a high near 32. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Ione WA
 48.7°N 117.18°W (Elev. 5469 ft)
10:06 pm PST Dec 8, 2025
11pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
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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