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 NW 3 mph
Barometer 29.90 in (1011.1 mb)
Dewpoint 60°F (16°C)
Visibility NA
Last update 2 Sep 1:56 am CDT
Extended Forecast for

9 Miles E Lake City SD

  • Overnight

    Overnight: A chance of showers, mainly before 4am.  Mostly cloudy, with a steady temperature around 66. Calm wind.  Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 78. Light southeast wind becoming east southeast 5 to 10 mph in the morning.

    High: 78 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms after 4am.  Increasing clouds, with a low around 65. Southeast wind 9 to 14 mph.  Chance of precipitation is 20%.

    Low: 65 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 84. Southeast wind around 15 mph, with gusts as high as 24 mph.

    High: 84 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. Southeast wind 7 to 10 mph.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. East wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Southeast wind 10 to 14 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 1pm.  Sunny, with a high near 86. South southeast wind around 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 67. South southeast wind 10 to 13 mph becoming north northwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers, mainly before 4am. Mostly cloudy, with a steady temperature around 66. Calm wind. Chance of precipitation is 40%.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 78. Light southeast wind becoming east southeast 5 to 10 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 65. Southeast wind 9 to 14 mph. Chance of precipitation is 20%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 84. Southeast wind around 15 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 66. Southeast wind 7 to 10 mph.
Friday
Sunny, with a high near 87. East wind 5 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 71. Southeast wind 10 to 14 mph.
Saturday
A slight chance of showers and thunderstorms before 1pm. Sunny, with a high near 86. South southeast wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 67. South southeast wind 10 to 13 mph becoming north northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
Sunday Night
A chance of showers. 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 73. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Breezy. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E Lake City SD
 45.74°N 97.22°W (Elev. 1873 ft)
2:06 am CDT Sep 2, 2026
2am CDT Sep 2, 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