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

FISHTAIL (FSLM8)

Lat: 45.45806°NLon: 109.57139°WElev: 4550.0ft.

NA

70°F

21°C

Humidity 46%
Wind Speed NW 9 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 17 Aug 09:22 PM MDT
Extended Forecast for

12 Miles ESE Absarokee MT

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 55. Light west southwest wind.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly between 1pm and 3pm.  Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 53. South southwest wind 3 to 5 mph.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. North northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 91. Light and variable wind.

    High: 91 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. North wind around 6 mph becoming calm  in the evening.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 58. East northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 58 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55. Light west southwest wind.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 53. South southwest wind 3 to 5 mph.
Wednesday
Sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 54. North northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 91. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 57. North wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 87. Calm wind becoming east northeast around 6 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58. East northeast wind 5 to 7 mph becoming calm in the evening.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 88. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58. East wind around 6 mph becoming light and variable after midnight.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55. South southeast wind around 6 mph becoming calm after midnight.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. Calm wind becoming east northeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Absarokee MT
 45.44°N 109.24°W (Elev. 4383 ft)
8:06 pm MDT Aug 17, 2026
10pm MDT Aug 17, 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