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Current conditions at
Sisseton, Sisseton Municipal Airport (K8D3)
Lat: 45.67°NLon: 96.99°WElev: 1161ft.61°F
16°C
| Humidity | 54% |
| Wind Speed | SE 6 mph |
| Barometer | 29.89 in (1012.0 mb) |
| Dewpoint | 44°F (7°C) |
| Visibility | NA |
| Last update | 20 Mar 3:56 pm CDT |
Extended Forecast for
Grenville SD
This Afternoon

High: 63 °F
Partly Sunny
Tonight

Low: 45 °F
Partly Cloudy
Saturday

High: 72 °F
Mostly Sunny
Saturday Night
Low: 30 °F
Blustery.
Mostly Cloudy
then Slight
Chance
Rain/SnowSunday

High: 41 °F
Partly Sunny
Sunday Night

Low: 25 °F
Mostly Clear
Monday

High: 50 °F
Partly Sunny
Monday Night

Low: 30 °F
Mostly Cloudy
Tuesday

High: 51 °F
Partly Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 63. West southwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 45. Light and variable wind becoming south southwest 8 to 13 mph in the evening. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 72. West wind 11 to 14 mph, with gusts as high as 22 mph.
Saturday Night
A slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Increasing clouds, with a low around 30. Blustery, with a north wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 41. North wind 13 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 25. North northwest wind 6 to 10 mph becoming east southeast after midnight.
Monday
Partly sunny, with a high near 50. South southeast wind 7 to 17 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 30. South wind 10 to 14 mph becoming northeast after midnight. Winds could gust as high as 22 mph.
Tuesday
Partly sunny, with a high near 51. Northeast wind 9 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 43. Breezy.
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)
4:46 pm CDT Mar 20, 2026
4pm CDT Mar 20, 2026-6pm CDT Mar 26, 2026


