Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Driggs, Driggs-Reed Memorial Airport (KDIJ)

Lat: 43.74167°NLon: 111.09778°WElev: 6227.0ft.

Clear

55°F

13°C

Humidity 76%
Wind Speed E 4 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 18 Aug 03:00 AM MDT
Extended Forecast for

Tetonia ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 51. Southeast wind 3 to 5 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and thunderstorms before 3pm, then a chance of showers and thunderstorms, mainly between 3pm and 5pm.  Partly sunny, with a high near 79. East southeast wind 5 to 9 mph becoming west in the afternoon.  Chance of precipitation is 30%.

    High: 79 °F

    Chance Rain
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 48. West southwest wind 5 to 8 mph becoming light and variable.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. West northwest wind around 7 mph becoming southeast after midnight.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °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

Detailed Forecast

Overnight
Mostly cloudy, with a low around 51. Southeast wind 3 to 5 mph.
Tuesday
A chance of rain and thunderstorms before 3pm, then a chance of showers and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 79. East southeast wind 5 to 9 mph becoming west in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 48. West southwest wind 5 to 8 mph becoming light and variable.
Wednesday
Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. West northwest wind around 7 mph becoming southeast after midnight.
Thursday
Sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 91.
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 a chance of showers and thunderstorms after noon. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Tetonia ID
 43.82°N 111.16°W (Elev. 6119 ft)
12:31 am MDT Aug 18, 2026
3am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database