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

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Ririe (ITD18)

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

unknown precip

61°F

16°C

Humidity 70%
Wind Speed ESE 15 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility 1.24 mi
Last update 18 Aug 06:30 AM MDT
Extended Forecast for

8 Miles SW Irwin ID

  • Today

    Today: A chance of rain and thunderstorms before 4pm, then a chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 71. South southeast wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 71 °F

    Slight Chance
    Rain then
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of rain before 7pm. Partly cloudy, with a low around 53. West northwest wind 7 to 10 mph becoming southeast after midnight. Winds could gust as high as 18 mph.

    Low: 53 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. South southeast wind 7 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. West northwest wind 8 to 13 mph becoming southeast in the evening.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Southeast wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A slight chance of rain, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Slight Chance
    Rain then
    Chance
    T-storms

Detailed Forecast

Today
A chance of rain and thunderstorms before 4pm, then a chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 71. South southeast wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tonight
A 20 percent chance of rain before 7pm. Partly cloudy, with a low around 53. West northwest wind 7 to 10 mph becoming southeast after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 73. South southeast wind 7 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 54. West northwest wind 8 to 13 mph becoming southeast in the evening.
Thursday
Sunny, with a high near 79. Southeast wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 82.
Friday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 60.
Saturday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 71.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Irwin ID
 43.32°N 111.38°W (Elev. 7789 ft)
Last Update:
5:31 am MDT Aug 18, 2026
Forecast Valid:
6am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation