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Current conditions at
Sisseton, Sisseton Municipal Airport (K8D3)
Lat: 45.67°NLon: 96.99°WElev: 1161ft.30°F
-1°C
| Humidity | 88% |
| Wind Speed | NW 6 mph |
| Barometer | 29.86 in (1011.8 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | NA |
| Wind Chill | 24°F (-4°C) |
| Last update | 29 Mar 6:56 am CDT |
Extended Forecast for
Grenville SD
Today

High: 64 °F
Becoming
SunnyTonight

Low: 36 °F
Partly Cloudy
Monday

High: 61 °F
Mostly Sunny
Monday Night
Low: 31 °F
Mostly Cloudy
then Chance
Rain/SnowTuesday
High: 40 °F
Breezy.
Chance Snow
then Mostly
SunnyTuesday Night

Low: 19 °F
Partly Cloudy
Wednesday

High: 42 °F
Mostly Sunny
Wednesday Night
Low: 29 °F
Mostly Cloudy
then Slight
Chance SnowThursday

High: 44 °F
Chance Snow
and Breezy
Detailed Forecast
Today
Partly sunny, then gradually becoming sunny, with a high near 64. South southeast wind 6 to 8 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 36. Northwest wind 6 to 10 mph becoming east after midnight.
Monday
Mostly sunny, with a high near 61. East wind 11 to 14 mph, with gusts as high as 23 mph.
Monday Night
A chance of rain between 1am and 4am, then a chance of snow after 4am. Increasing clouds, with a low around 31. Northeast wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow before 7am. Partly sunny, with a high near 40. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 19. North northeast wind 9 to 18 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 42. East southeast wind 8 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 29. East southeast wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday
A chance of snow. Mostly cloudy, with a high near 44. Breezy, with a southeast wind 18 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 40%.
Thursday Night
A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Breezy. Chance of precipitation is 50%.
Friday
Rain and snow likely. Mostly cloudy, with a high near 43. Breezy. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 38. Breezy. Chance of precipitation is 40%.
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)
6:36 am CDT Mar 29, 2026
7am CDT Mar 29, 2026-6pm CDT Apr 4, 2026


