East Coast Storm; Heavy Rain and Flooding in the Southwest U.S.; Typhoon Remnants Impacting Alaska

A coastal storm continues to bring heavy rain, coastal flooding, high surf, dangerous rip currents, and gusty winds to the East Coast into early Tuesday. A heavy rain and flash flood risk continues for the Southwest/Four Corners region with lingering tropical moisture through Monday. Typhoon remnants are causing strong winds, heavy rain, and coastal flooding across western Alaska through Monday. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

44°F

7°C

Humidity 68%
Wind Speed W 8 mph
Barometer 29.96 in (1013.8 mb)
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 13 Oct 1:56 am CDT
Extended Forecast for

6 Miles ESE Grenville SD

  • Overnight

    Overnight: Clear, with a low around 37. West wind 14 to 16 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 54. West northwest wind 7 to 10 mph becoming north in the afternoon.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 42. East northeast wind 6 to 8 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Showers likely, mainly after 10am.  Cloudy, with a high near 46. East wind 10 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers.  Cloudy, with a low around 43. East southeast wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly before 1pm.  Mostly cloudy, with a high near 55. East southeast wind 10 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    High: 55 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers after 4am.  Mostly cloudy, with a low around 51. East southeast wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 1pm.  Partly sunny, with a high near 68. South southeast wind around 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%.

    High: 68 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers.  Mostly cloudy, with a low around 48. Southwest wind 11 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 37. West wind 14 to 16 mph, with gusts as high as 25 mph.
Columbus Day
Sunny, with a high near 54. West northwest wind 7 to 10 mph becoming north in the afternoon.
Monday Night
Increasing clouds, with a low around 42. East northeast wind 6 to 8 mph.
Tuesday
Showers likely, mainly after 10am. Cloudy, with a high near 46. East wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A slight chance of showers. Cloudy, with a low around 43. East southeast wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 55. East southeast wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 51. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
Showers likely, mainly before 1pm. Partly sunny, with a high near 68. South southeast wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 48. Southwest wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Friday
A slight chance of showers. Mostly sunny, with a high near 59. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A slight chance of showers. Mostly sunny, with a high near 54. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Grenville SD
 45.42°N 97.28°W (Elev. 1844 ft)
1:36 am CDT Oct 13, 2025
2am CDT Oct 13, 2025-6pm CDT Oct 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database