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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Ririe (ITD18)

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

NA

25°F

-4°C

Humidity 57%
Wind Speed ESE 20 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility 1.24 mi
Wind Chill11°F (-12°C)
Last update 28 Jan 02:45 AM MST
Extended Forecast for

11 Miles S Irwin ID

  • Overnight

    Overnight: Partly cloudy, with a low around 17. South wind around 14 mph.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after 2pm. The snow could be heavy at times. Mostly cloudy, with a high near 24. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Partly Sunny
    then Heavy
    Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 15. West wind 8 to 11 mph. New snow accumulation of less than one inch possible.

    Low: 15 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 22. West southwest wind around 9 mph.

    High: 22 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 18. South southwest wind around 9 mph.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 26.

    High: 26 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 17. South wind around 14 mph.
Wednesday
Snow likely, mainly after 2pm. The snow could be heavy at times. Mostly cloudy, with a high near 24. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 15. West wind 8 to 11 mph. New snow accumulation of less than one inch possible.
Thursday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 22. West southwest wind around 9 mph.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 18. South southwest wind around 9 mph.
Friday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 26.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 29.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Irwin ID
 43.24°N 111.28°W (Elev. 8734 ft)
Last Update:
1:06 am MST Jan 28, 2026
Forecast Valid:
3am MST Jan 28, 2026-6pm MST Feb 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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