Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

37°F

3°C

Humidity 70%
Wind Speed W 13 mph
Barometer 29.89 in (1012.9 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill29°F (-2°C)
Last update 15 Feb 4:56 am CST
Extended Forecast for

Sisseton Municipal Airport SD

  • Today

    Today: Increasing clouds, with a high near 61. West wind 7 to 14 mph becoming south in the afternoon.

    High: 61 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 29. South wind 7 to 10 mph becoming northwest after midnight.

    Low: 29 °F

    Decreasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 48. Northwest wind 5 to 8 mph becoming east in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Southeast wind 8 to 13 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after noon.  Mostly cloudy, with a high near 50. Breezy, with an east southeast wind 14 to 23 mph, with gusts as high as 34 mph.  Chance of precipitation is 50%.

    High: 50 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain before 3am, then rain, possibly mixed with snow.  Low around 33. East southeast wind 15 to 18 mph becoming west after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain Likely
    then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow likely, mainly before noon.  Partly sunny, with a high near 41. Breezy, with a west northwest wind 18 to 25 mph, with gusts as high as 34 mph.  Chance of precipitation is 60%.

    High: 41 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly before midnight.  Mostly cloudy, with a low around 18. Blustery, with a west northwest wind 18 to 23 mph.  Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow
    and Blustery

  • Thursday

    Thursday: A slight chance of snow.  Mostly cloudy, with a high near 27. Blustery, with a north northwest wind 18 to 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 20%.

    High: 27 °F

    Slight Chance
    Snow and
    Blustery

Detailed Forecast

Today
Increasing clouds, with a high near 61. West wind 7 to 14 mph becoming south in the afternoon.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 29. South wind 7 to 10 mph becoming northwest after midnight.
Washington's Birthday
Mostly sunny, with a high near 48. Northwest wind 5 to 8 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 32. Southeast wind 8 to 13 mph.
Tuesday
A chance of rain after noon. Mostly cloudy, with a high near 50. Breezy, with an east southeast wind 14 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.
Tuesday Night
Rain before 3am, then rain, possibly mixed with snow. Low around 33. East southeast wind 15 to 18 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday
Rain and snow likely, mainly before noon. Partly sunny, with a high near 41. Breezy, with a west northwest wind 18 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 18. Blustery, with a west northwest wind 18 to 23 mph. Chance of precipitation is 30%.
Thursday
A slight chance of snow. Mostly cloudy, with a high near 27. Blustery, with a north northwest wind 18 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 40%.
Friday
A slight chance of snow. Mostly cloudy, with a high near 22. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
Mostly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
Sisseton Municipal Airport SD
 45.68°N 97.01°W (Elev. 1152 ft)
5:06 am CST Feb 15, 2026
5am CST Feb 15, 2026-6pm CST Feb 21, 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