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

43°F

6°C

Humidity 60%
Wind Speed SSW 12 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Wind Chill37°F (3°C)
Last update 08 Dec 10:00 PM MST
Extended Forecast for

11 Miles S Irwin ID

  • Tonight

    Tonight: Snow likely, mainly after 4am.  Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 25 to 28 mph, with gusts as high as 38 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Snow Likely
    and Breezy

  • Tuesday

    Tuesday: Snow.  High near 31. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 39 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 31 °F

    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow.  Temperature rising to around 33 by 4am. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 38 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow before 2pm, then a chance of rain and snow.  High near 34. Breezy, with a southwest wind 18 to 25 mph, with gusts as high as 37 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow and
    Breezy then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 31. Breezy, with a southwest wind 20 to 24 mph, with gusts as high as 33 mph.  New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow
    and Breezy

  • Thursday

    Thursday: A 20 percent chance of snow.  Partly sunny, with a high near 33.

    High: 33 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly after 4am. Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 25 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 inches possible.
Tuesday
Snow. High near 31. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. Temperature rising to around 33 by 4am. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow before 2pm, then a chance of rain and snow. High near 34. Breezy, with a southwest wind 18 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 31. Breezy, with a southwest wind 20 to 24 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 33.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 32.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Irwin ID
 43.24°N 111.28°W (Elev. 8734 ft)
4:32 pm MST Dec 8, 2025
10pm MST Dec 8, 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