Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Fort Thompson SD

  • Today

    Today: A chance of showers and thunderstorms, mainly after 1pm.  Partly sunny and hot, with a high near 90. South southeast wind 5 to 13 mph becoming north northeast in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 40%.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Cloudy, with a low around 60. North northeast wind 14 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 68. North northeast wind 13 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 1am.  Partly cloudy, with a low around 50. North northeast wind 7 to 16 mph.  Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Northeast wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. Southeast wind around 14 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms.  Partly sunny, with a high near 88. South southeast wind 15 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 63. East wind 8 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 87. Northeast wind 8 to 11 mph.

    High: 87 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny and hot, with a high near 90. South southeast wind 5 to 13 mph becoming north northeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 40%.
Tonight
A chance of showers and thunderstorms. Cloudy, with a low around 60. North northeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 68. North northeast wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Wednesday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 50. North northeast wind 7 to 16 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 76. Northeast wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 59. Southeast wind around 14 mph, with gusts as high as 22 mph.
Friday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 88. South southeast wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 63. East wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 87. Northeast wind 8 to 11 mph.
Saturday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
Monday
Mostly sunny and hot, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Thompson SD
 44.05°N 99.4°W (Elev. 1447 ft)
6:45 am CDT Jul 15, 2025
7am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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