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

Ririe (ITD18)

Lat: 43.6111°NLon: 111.70531°WElev: 5106.0ft.

NA

45°F

7°C

Humidity 64%
Wind Speed SSW 31 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility 1.24 mi
Wind Chill35°F (2°C)
Last update 09 Dec 03:00 AM MST
Extended Forecast for

2 Miles WNW Swan Valley ID

  • Overnight

    Overnight: Rain likely, mainly after 4am.  Snow level 7000 feet. Cloudy, with a steady temperature around 39. South wind around 18 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain before 5pm, then rain, possibly mixed with snow.  Snow level 7400 feet. High near 42. Breezy, with a south wind 14 to 22 mph becoming west in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F

    Rain Likely
    and Breezy
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all rain after 2am.  Snow level 6400 feet rising to 8100 feet after midnight. Low around 35. South wind 10 to 15 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, mainly before 11am.  Cloudy, with a high near 45. Southwest wind 14 to 18 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm.  Snow level 8900 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 34. South southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain.  Snow level 7300 feet. Partly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain likely, mainly after 4am. Snow level 7000 feet. Cloudy, with a steady temperature around 39. South wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.
Tuesday
Rain before 5pm, then rain, possibly mixed with snow. Snow level 7400 feet. High near 42. Breezy, with a south wind 14 to 22 mph becoming west in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Rain and snow, becoming all rain after 2am. Snow level 6400 feet rising to 8100 feet after midnight. Low around 35. South wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday
Rain likely, mainly before 11am. Cloudy, with a high near 45. Southwest wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of rain before 11pm. Snow level 8900 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 34. South southwest wind around 11 mph, with gusts as high as 21 mph.
Thursday
A 20 percent chance of rain. Snow level 7300 feet. Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
A slight chance of rain and snow. Snow level rising to 6400 feet in the afternoon. Partly sunny, with a high near 46. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Swan Valley ID
 43.46°N 111.34°W (Elev. 5509 ft)
1:03 am MST Dec 9, 2025
3am MST Dec 9, 2025-6pm MST 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