Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Light Rain

69°F

21°C

Humidity 96%
Wind Speed SW 16 mph
Barometer 30.09 in
Dewpoint 68°F (20°C)
Visibility 7.00 mi
Last update 6 Sep 9:35 am CDT
Extended Forecast for

11 Miles NNE Chamberlain SD

  • Today

    Today: A chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, then gradually becoming sunny and hot, with a high near 90. Southeast wind 9 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 50%.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a chance of showers after 5am.  Partly cloudy, with a low around 68. Southeast wind around 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers

  • Labor Day

    Labor Day: A chance of showers and thunderstorms, mainly between 1pm and 4pm.  Partly sunny and hot, with a high near 92. Heat index values as high as 98. Breezy, with a south wind 16 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 50%.

    High: 92 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms between 7pm and 1am.  Mostly cloudy, with a low around 68. South wind 10 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Northwest wind 5 to 8 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. West northwest wind 9 to 14 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. Northwest wind around 6 mph becoming calm.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. South southwest wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 85 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 90. Southeast wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Tonight
A chance of showers and thunderstorms before 4am, then a chance of showers after 5am. Partly cloudy, with a low around 68. Southeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Labor Day
A chance of showers and thunderstorms, mainly between 1pm and 4pm. Partly sunny and hot, with a high near 92. Heat index values as high as 98. Breezy, with a south wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 68. South wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 84. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 58. Northwest wind 5 to 8 mph.
Wednesday
Sunny, with a high near 79. West northwest wind 9 to 14 mph.
Wednesday Night
Mostly clear, with a low around 55. Northwest wind around 6 mph becoming calm.
Thursday
Sunny, with a high near 85. South southwest wind 5 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Chamberlain SD
 43.95°N 99.22°W (Elev. 1499 ft)
9:21 am CDT Sep 6, 2026
9am CDT Sep 6, 2026-6pm CDT Sep 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database