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Current conditions at
Sisseton, Sisseton Municipal Airport (K8D3)
Lat: 45.67°NLon: 96.99°WElev: 1161ft.22°F
-6°C
| Humidity | 92% |
| Wind Speed | NW 16 mph |
| Barometer | 29.95 in (1016.8 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | NA |
| Wind Chill | 8°F (-13°C) |
| Last update | 7 Mar 6:56 am CST |
Extended Forecast for
Grenville SD
Today
High: 47 °F
Patchy Fog
then Sunny
and BreezyTonight
Low: 37 °F
Partly Cloudy
and Breezy
then Partly
CloudySunday
High: 61 °F
Mostly Sunny
then Mostly
Sunny and
BreezySunday Night

Low: 34 °F
Decreasing
CloudsMonday

High: 44 °F
Mostly Sunny
Monday Night
Low: 25 °F
Slight Chance
Snow then
Chance SnowTuesday

High: 36 °F
Chance Snow
Tuesday Night
Low: 22 °F
Slight Chance
Snow then
Mostly CloudyWednesday
High: 38 °F
Slight Chance
Snow then
Mostly Sunny
Detailed Forecast
Today
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 47. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 37. Breezy, with a west southwest wind 14 to 21 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 61. Breezy, with a west southwest wind 14 to 23 mph, with gusts as high as 34 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West southwest wind 10 to 18 mph becoming north northwest after midnight. Winds could gust as high as 28 mph.
Monday
Mostly sunny, with a high near 44. North wind 10 to 13 mph.
Monday Night
A chance of snow, mainly after midnight. Cloudy, with a low around 25. East northeast wind 11 to 14 mph. Chance of precipitation is 50%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 36. East northeast wind 11 to 14 mph. Chance of precipitation is 30%.
Tuesday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 22. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of snow before noon. Partly sunny, with a high near 38. Northwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
A slight chance of rain and snow. Partly sunny, with a high near 48. Chance of precipitation is 20%.
Thursday Night
A chance of rain and snow. Cloudy, with a low around 25. Chance of precipitation is 30%.
Friday
A slight chance of snow. Mostly cloudy, with a high near 35. Breezy. Chance of precipitation is 20%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Grenville SD
45.46°N 97.4°W (Elev. 1821 ft)
45.46°N 97.4°W (Elev. 1821 ft)
7:36 am CST Mar 7, 2026
7am CST Mar 7, 2026-6pm CDT Mar 13, 2026


