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

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

62°F

17°C

Humidity 93%
Wind Speed SW 6 mph
Barometer 29.92 in (1011.9 mb)
Dewpoint 60°F (16°C)
Visibility NA
Last update 2 Sep 3:56 am CDT
Extended Forecast for

Waubay SD

  • Overnight

    Overnight: A chance of showers, mainly before 5am.  Partly cloudy, with a steady temperature around 64. East northeast wind around 6 mph.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 80. East wind 6 to 10 mph.

    High: 80 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 65. East southeast wind around 10 mph.  Chance of precipitation is 10%.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 86. East southeast wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 86 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. South wind 5 to 8 mph becoming east southeast after midnight.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. East southeast wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. East southeast wind around 10 mph.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 88. South southeast wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 67. South southeast wind 8 to 10 mph.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers, mainly before 5am. Partly cloudy, with a steady temperature around 64. East northeast wind around 6 mph. Chance of precipitation is 30%.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 80. East wind 6 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 65. East southeast wind around 10 mph. Chance of precipitation is 10%.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 86. East southeast wind 9 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 67. South wind 5 to 8 mph becoming east southeast after midnight.
Friday
Sunny, with a high near 89. East southeast wind 5 to 11 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 71. East southeast wind around 10 mph.
Saturday
Sunny, with a high near 88. South southeast wind 9 to 11 mph, with gusts as high as 21 mph.
Saturday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 67. South southeast wind 8 to 10 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms, then a chance of showers after 1pm. Mostly sunny, with a high near 83. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Labor Day
A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Waubay SD
 45.33°N 97.31°W (Elev. 1811 ft)
3:51 am CDT Sep 2, 2026
4am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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