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

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

Smiths Ferry (ITD36)

Lat: 44.30107°NLon: 116.08926°WElev: 4603.0ft.

Rain

36°F

2°C

Humidity 100%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility 1.24 mi
Last update 09 Dec 02:00 AM MST
Extended Forecast for

20 Miles WNW Stanley ID

  • Overnight

    Overnight: Snow. Low around 30. Breezy, with a west southwest wind 18 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of around 3 inches.

    Low: 30 °F

    Snow and
    Breezy

  • Tuesday

    Tuesday: Rain and snow. High near 33. West southwest wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of around 3 inches.

    High: 33 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all rain after 2am. Snow level rising to 8700 feet after midnight. Temperature rising to around 36 by 4am. West southwest wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 31 °F⇑

    Rain/Snow

  • Wednesday

    Wednesday: Rain before 2pm, then a chance of rain and snow. Snow level 9200 feet lowering to 8300 feet in the afternoon . High near 36. West southwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 36 °F

    Rain then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before 11pm. Mostly cloudy, with a low around 30. West southwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: A slight chance of snow before 11am, then a slight chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow, mainly after 11pm. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow. Low around 30. Breezy, with a west southwest wind 18 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of around 3 inches.
Tuesday
Rain and snow. High near 33. West southwest wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of around 3 inches.
Tuesday Night
Rain and snow, becoming all rain after 2am. Snow level rising to 8700 feet after midnight. Temperature rising to around 36 by 4am. West southwest wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Rain before 2pm, then a chance of rain and snow. Snow level 9200 feet lowering to 8300 feet in the afternoon . High near 36. West southwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A slight chance of rain and snow before 11pm. Mostly cloudy, with a low around 30. West southwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow before 11am, then a slight chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 20%.
Thursday Night
A chance of rain and snow, mainly after 11pm. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
Partly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 33.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WNW Stanley ID
 44.35°N 115.28°W (Elev. 8136 ft)
Last Update:
2:04 am MST Dec 9, 2025
Forecast Valid:
2am MST Dec 9, 2025-6pm MST Dec 15, 2025
 
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