Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Ririe (ITD18)

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

NA

68°F

20°C

Humidity 48%
Wind Speed ESE 14 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility 1.24 mi
Last update 19 Aug 10:00 AM MDT
Extended Forecast for

2 Miles WNW Irwin ID

  • Today

    Today: Sunny, with a high near 84. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Calm wind becoming southeast 5 to 8 mph in the evening.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Southeast wind 5 to 9 mph becoming light and variable.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. West wind 5 to 8 mph becoming east southeast after midnight.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 95. East southeast wind 5 to 9 mph becoming calm  in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then a chance of rain after midnight.  Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Chance Rain

  • Saturday

    Saturday: A slight chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 84. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 49. Calm wind becoming southeast 5 to 8 mph in the evening.
Thursday
Sunny, with a high near 93. Southeast wind 5 to 9 mph becoming light and variable.
Thursday Night
Partly cloudy, with a low around 55. West wind 5 to 8 mph becoming east southeast after midnight.
Friday
Mostly sunny, with a high near 95. East southeast wind 5 to 9 mph becoming calm in the afternoon.
Friday Night
A slight chance of showers and thunderstorms, then a chance of rain after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Saturday
A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 48.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
A 30 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 48.
Tuesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Irwin ID
 43.42°N 111.31°W (Elev. 5397 ft)
5:31 am MDT Aug 19, 2026
10am MDT Aug 19, 2026-6pm MDT Aug 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