Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

Ririe (ITD18)

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

unknown precip

33°F

1°C

Humidity 74%
Wind Speed SE 11 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 1.24 mi
Wind Chill24°F (-4°C)
Last update 18 Feb 04:00 AM MST
Extended Forecast for

11 Miles S Irwin ID

Winter Weather Advisory February 18, 04:16am until February 19, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 04:16am until February 19, 05:00am

    NOW until 5:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 17 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow, mainly before 4pm. The snow could be heavy at times.  Temperature falling to around 15 by 5pm. Wind chill values as low as -5. Breezy, with a south wind 17 to 26 mph becoming west in the morning. Winds could gust as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 21 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 1am.  Mostly cloudy, with a low around 9. Wind chill values as low as -10. Breezy, with a west southwest wind 20 to 29 mph, with gusts as high as 36 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 9 °F

    Snow Likely
    and Breezy

  • Thursday

    Thursday: A 50 percent chance of snow.  Mostly cloudy, with a high near 14. Wind chill values as low as -8. Southwest wind 16 to 18 mph, with gusts as high as 25 mph.  New snow accumulation of less than one inch possible.

    High: 14 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 4. Southwest wind around 14 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 4 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 15. Little or no snow accumulation expected.

    High: 15 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before 11pm.  Partly cloudy, with a low around 5. Little or no snow accumulation expected.

    Low: 5 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 17. South wind around 21 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.
Wednesday
Snow, mainly before 4pm. The snow could be heavy at times. Temperature falling to around 15 by 5pm. Wind chill values as low as -5. Breezy, with a south wind 17 to 26 mph becoming west in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 9. Wind chill values as low as -10. Breezy, with a west southwest wind 20 to 29 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 14. Wind chill values as low as -8. Southwest wind 16 to 18 mph, with gusts as high as 25 mph. New snow accumulation of less than one inch possible.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 4. Southwest wind around 14 mph becoming east after midnight. Winds could gust as high as 20 mph.
Friday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 15. Little or no snow accumulation expected.
Friday Night
A 30 percent chance of snow before 11pm. Partly cloudy, with a low around 5. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 20.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly clear, with a low around 18.
Monday
A 30 percent chance of snow. Mostly sunny, with a high near 33.
Monday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Tuesday
Snow. High near 28. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Irwin ID
 43.24°N 111.28°W (Elev. 8734 ft)
11:46 pm MST Feb 17, 2026
4am MST Feb 18, 2026-6pm MST Feb 24, 2026
 
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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