Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

N/A

Humidity NA
Wind Speed E 5 mph
Barometer 29.92 in
Dewpoint N/A
Visibility 10.00 mi
Last update 1 Sep 10:55 pm CDT
Extended Forecast for

2 Miles NW Chamberlain SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. East northeast wind 5 to 7 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 60 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 87. Light and variable wind becoming southeast 5 to 9 mph in the morning.

    High: 87 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. East southeast wind 5 to 9 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing and hot, with a high near 93. South southwest wind 3 to 7 mph.

    High: 93 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. Southeast wind 3 to 6 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 94. Light southeast wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 94 °F

    Hot

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 71. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 94. South wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Hot

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 67. East southeast wind 6 to 10 mph.  Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 60. East northeast wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 87. Light and variable wind becoming southeast 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 67. East southeast wind 5 to 9 mph.
Thursday
Mostly cloudy through mid morning, then gradual clearing and hot, with a high near 93. South southwest wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 67. Southeast wind 3 to 6 mph.
Friday
Sunny and hot, with a high near 94. Light southeast wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 71. South southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny and hot, with a high near 94. South wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. East southeast wind 6 to 10 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Labor Day
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Chamberlain SD
 43.84°N 99.33°W (Elev. 1355 ft)
9:06 pm CDT Sep 1, 2026
11pm CDT Sep 1, 2026-6pm CDT Sep 8, 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