National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hurricane Isaias to Approach the Northern Gulf Coast on Friday

Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

58°F

14°C

Humidity 50%
Wind Speed SE 3 mph
Barometer 30.10 in (1019.2 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 8 Oct 10:56 am CDT
Extended Forecast for

New Effington SD

  • Today

    Today: Mostly sunny, with a high near 68. Light and variable wind.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Southeast wind 3 to 7 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy through mid morning, then becoming sunny, with a high near 76. South southeast wind 8 to 17 mph, with gusts as high as 26 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 31 mph.

    Low: 64 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 84. Breezy, with a south southwest wind 23 to 25 mph, with gusts as high as 37 mph.

    High: 84 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. South southwest wind 11 to 14 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers after 1pm. Partly sunny, with a high near 69. North wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 69 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 39. North northwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers. Cloudy, with a high near 54. North northwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 54 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 68. Light and variable wind.
Tonight
Increasing clouds, with a low around 41. Southeast wind 3 to 7 mph.
Friday
Mostly cloudy through mid morning, then becoming sunny, with a high near 76. South southeast wind 8 to 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 64. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 31 mph.
Saturday
Sunny, with a high near 84. Breezy, with a south southwest wind 23 to 25 mph, with gusts as high as 37 mph.
Saturday Night
Mostly clear, with a low around 57. South southwest wind 11 to 14 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.
Sunday
A slight chance of showers after 1pm. Partly sunny, with a high near 69. North wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 39. North northwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers. Cloudy, with a high near 54. North northwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 37. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 62. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Effington SD
 45.85°N 96.92°W (Elev. 1099 ft)
Last Update:
11:21 am CDT Oct 8, 2026
Forecast Valid:
11am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation