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

Geyser (MTGYS)

Lat: 47.25°NLon: 110.48°WElev: 4221.0ft.

NA

60°F

16°C

Humidity 59%
Wind Speed S 11 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 18 Aug 12:15 AM MDT
Extended Forecast for

12 Miles WSW Geraldine MT

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 1am.  Patchy smoke. Partly cloudy, with a low around 58. South southwest wind around 6 mph.

    Low: 58 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Patchy smoke. Mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 76 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Patchy smoke. Partly cloudy, with a low around 60. West northwest wind 6 to 11 mph becoming south southwest in the evening.

    Low: 60 °F

    Slight Chance
    T-storms then
    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke before 7am. Sunny, with a high near 79. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 79 °F

    Patchy Smoke
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. West northwest wind 5 to 9 mph becoming south southwest after midnight.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Southwest wind 6 to 9 mph becoming north northwest in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. North wind around 8 mph becoming southeast after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Southeast wind 5 to 11 mph becoming east northeast in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers.  Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 1am. Patchy smoke. Partly cloudy, with a low around 58. South southwest wind around 6 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Patchy smoke. Mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 9pm. Patchy smoke. Partly cloudy, with a low around 60. West northwest wind 6 to 11 mph becoming south southwest in the evening.
Wednesday
Patchy smoke before 7am. Sunny, with a high near 79. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 62. West northwest wind 5 to 9 mph becoming south southwest after midnight.
Thursday
Sunny, with a high near 78. Southwest wind 6 to 9 mph becoming north northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 60. North wind around 8 mph becoming southeast after midnight.
Friday
Sunny, with a high near 80. Southeast wind 5 to 11 mph becoming east northeast in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 65.
Saturday
A slight chance of showers after noon. Partly sunny, with a high near 81.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Sunday
A slight chance of showers. Sunny, with a high near 77.
Sunday Night
A slight chance of showers. Mostly clear, with a low around 59.
Monday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WSW Geraldine MT
 47.52°N 110.47°W (Elev. 4656 ft)
12:32 pm MDT Aug 17, 2026
12am MDT Aug 18, 2026-6pm MDT Aug 24, 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