Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

40°F

4°C

Humidity 68%
Wind Speed S 6 mph
Barometer 30.04 in (1018.7 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 21 Nov 9:56 am CST
Extended Forecast for

Grenville SD

  • Today

    Today: Sunny, with a high near 46. Southwest wind 3 to 8 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. South southwest wind 10 to 13 mph.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 49. West northwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 49 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West northwest wind 6 to 8 mph becoming south southwest after midnight.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53. South southwest wind 6 to 8 mph.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. South wind 6 to 8 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: A chance of rain, mainly after noon.  Mostly cloudy, with a high near 48. South wind around 8 mph.  Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain before midnight, then a chance of rain and snow.  Mostly cloudy, with a low around 30. West northwest wind 7 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before noon, then a chance of snow.  Patchy blowing snow between 2pm and 4pm. Mostly cloudy, with a high near 35. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 36 mph.  Chance of precipitation is 40%.

    High: 35 °F

    Chance
    Rain/Snow and
    Patchy
    Blowing Snow

Detailed Forecast

Today
Sunny, with a high near 46. Southwest wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 33. South southwest wind 10 to 13 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 49. West northwest wind 9 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 31. West northwest wind 6 to 8 mph becoming south southwest after midnight.
Sunday
Sunny, with a high near 53. South southwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 36. South wind 6 to 8 mph.
Monday
A chance of rain, mainly after noon. Mostly cloudy, with a high near 48. South wind around 8 mph. Chance of precipitation is 30%.
Monday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30. West northwest wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday
A chance of rain and snow before noon, then a chance of snow. Patchy blowing snow between 2pm and 4pm. Mostly cloudy, with a high near 35. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 20. Blustery. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, with a high near 25. Blustery.
Wednesday Night
Mostly cloudy, with a low around 13.
Thanksgiving Day
Partly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.4°W (Elev. 1821 ft)
10:36 am CST Nov 21, 2025
10am CST Nov 21, 2025-6pm CST Nov 27, 2025
 
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Additional Resources

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