Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Ririe (ITD18)

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

NA

49°F

9°C

Humidity 29%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility 1.24 mi
Wind Chill48°F (9°C)
Last update 18 Apr 06:15 PM MDT
Extended Forecast for

11 Miles S Irwin ID

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 28. South southeast wind 11 to 14 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 49. South southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Southwest wind 13 to 15 mph becoming southeast after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 56. East southeast wind 14 to 18 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Southwest wind 16 to 18 mph becoming east southeast after midnight. Winds could gust as high as 24 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Breezy.

    High: 57 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before midnight.  Snow level 10500 feet lowering to 9000 feet after midnight . Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then rain and snow showers. Some thunder is also possible.  High near 42. Breezy.  Chance of precipitation is 80%.

    High: 42 °F

    Chance
    Rain/Snow
    then
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm.  Low around 28. Breezy.  Chance of precipitation is 80%.

    Low: 28 °F

    Rain/Snow and
    Breezy then
    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 28. South southeast wind 11 to 14 mph.
Sunday
Sunny, with a high near 49. South southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 36. Southwest wind 13 to 15 mph becoming southeast after midnight.
Monday
Sunny, with a high near 56. East southeast wind 14 to 18 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 39. Southwest wind 16 to 18 mph becoming east southeast after midnight. Winds could gust as high as 24 mph.
Tuesday
Mostly sunny, with a high near 57. Breezy.
Tuesday Night
A 30 percent chance of rain, mainly before midnight. Snow level 10500 feet lowering to 9000 feet after midnight . Mostly cloudy, with a low around 38.
Wednesday
A chance of rain and snow before noon, then rain and snow showers. Some thunder is also possible. High near 42. Breezy. Chance of precipitation is 80%.
Wednesday Night
Rain and snow, becoming all snow after 9pm. Low around 28. Breezy. Chance of precipitation is 80%.
Thursday
Snow. High near 32. Chance of precipitation is 90%.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 36.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 24.
Saturday
A 30 percent chance of snow. Mostly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Irwin ID
 43.24°N 111.28°W (Elev. 8734 ft)
5:31 pm MDT Apr 18, 2026
6pm MDT Apr 18, 2026-6pm MDT Apr 25, 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