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

59°F

15°C

Humidity 60%
Wind Speed S 9 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 18 Aug 02:15 AM MDT
Extended Forecast for

13 Miles SW Geraldine MT

  • Overnight

    Overnight: Patchy smoke before 3am. Partly cloudy, with a low around 56. South wind around 7 mph.

    Low: 56 °F

    Patchy Smoke

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 72. South southwest wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 72 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before 9pm.  Partly cloudy, with a low around 59. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Patchy smoke after 1pm. Sunny, with a high near 75. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 75 °F

    Mostly Sunny
    then Patchy
    Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke before 7pm. Mostly clear, with a low around 60. West northwest wind 5 to 9 mph becoming south southwest after midnight. Winds could gust as high as 18 mph.

    Low: 60 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75. Southwest wind 6 to 9 mph becoming northwest in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. North wind around 9 mph becoming south southeast after midnight.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. South wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy smoke before 3am. Partly cloudy, with a low around 56. South wind around 7 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 72. South southwest wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Tuesday Night
A 30 percent chance of showers, mainly before 9pm. Partly cloudy, with a low around 59. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday
Patchy smoke after 1pm. Sunny, with a high near 75. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Patchy smoke before 7pm. Mostly clear, with a low around 60. West northwest wind 5 to 9 mph becoming south southwest after midnight. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 75. Southwest wind 6 to 9 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 58. North wind around 9 mph becoming south southeast after midnight.
Friday
Sunny, with a high near 77. South wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 79.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SW Geraldine MT
 47.49°N 110.49°W (Elev. 5495 ft)
12:31 am MDT Aug 18, 2026
2am 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