Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

54°F

12°C

Humidity 90%
Wind Speed NW 5 mph
Barometer 30.09 in (1017.6 mb)
Dewpoint 51°F (11°C)
Visibility NA
Wind Chill53°F (12°C)
Last update 27 Aug 2:56 am CDT
Extended Forecast for

6 Miles WNW Sisseton SD

  • Overnight

    Overnight: Patchy fog.  Otherwise, clear, with a low around 56. North northwest wind around 5 mph.

    Low: 56 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, sunny, with a high near 76. North wind 5 to 8 mph.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Light and variable wind becoming south 5 to 8 mph in the evening.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms, mainly before 3pm.  Increasing clouds, with a high near 79. South southeast wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am.  Mostly cloudy, with a low around 64. Breezy, with a south southeast wind 14 to 20 mph.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 81. South southeast wind 9 to 13 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 65. East wind around 9 mph.  Chance of precipitation is 30%.

    Low: 65 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 81. East northeast wind 8 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 64. Northwest wind 9 to 11 mph becoming southeast after midnight.  Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog. Otherwise, clear, with a low around 56. North northwest wind around 5 mph.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 76. North wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 57. Light and variable wind becoming south 5 to 8 mph in the evening.
Friday
A chance of showers and thunderstorms, mainly before 3pm. Increasing clouds, with a high near 79. South southeast wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Friday Night
Showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 64. Breezy, with a south southeast wind 14 to 20 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Partly sunny, with a high near 81. South southeast wind 9 to 13 mph.
Saturday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. East wind around 9 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 81. East northeast wind 8 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. Northwest wind 9 to 11 mph becoming southeast after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Partly sunny, with a high near 79.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Sisseton SD
 45.68°N 97.16°W (Elev. 1745 ft)
3:16 am CDT Aug 27, 2026
3am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database