Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

32°F

0°C

Humidity 82%
Wind Speed NW 6 mph
Barometer 30.30 in (1027.2 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 19 Oct 7:56 am CDT
Extended Forecast for

6 Miles ENE Grenville SD

  • Today

    Today: Sunny, with a high near 61. East wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 44. South southeast wind around 7 mph.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. South wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48. East northeast wind around 6 mph becoming southeast after midnight.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. South southeast wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 1am.  Partly cloudy, with a low around 56. South southeast wind 10 to 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 20%.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers before 1pm.  Partly sunny, with a high near 70. Breezy, with a south southeast wind 18 to 26 mph, with gusts as high as 41 mph.  Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 61. East wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 44. South southeast wind around 7 mph.
Tuesday
Sunny, with a high near 67. South wind 8 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 48. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 68. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 48. East northeast wind around 6 mph becoming southeast after midnight.
Thursday
Sunny, with a high near 70. South southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Thursday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 56. South southeast wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Friday
A chance of showers before 1pm. Partly sunny, with a high near 70. Breezy, with a south southeast wind 18 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 54. Breezy. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 60. Chance of precipitation is 40%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 43. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 55. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Grenville SD
 45.48°N 97.25°W (Elev. 1900 ft)
5:40 am CDT Oct 19, 2026
8am CDT Oct 19, 2026-6pm CDT Oct 25, 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