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

South St. Paul Municipal-Richard E. Flemi (KSGS)

Lat: 44.86°NLon: 93.03°WElev: 817ft.

Fair

56°F

13°C

Humidity 56%
Wind Speed E 3 mph
Barometer 29.79 in
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Last update 30 Mar 10:15 am CDT
Extended Forecast for

Cottage Grove MN

  • Today

    Today: Mostly sunny, with a high near 72. East northeast wind around 5 mph becoming southeast in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 40. North northeast wind 5 to 10 mph.

    Low: 40 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers between 7am and 9am. Partly sunny, with a high near 54. North northwest wind 10 to 15 mph. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. North wind 5 to 15 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers after 1pm, mixing with rain after 4pm. Mostly cloudy, with a high near 43. East wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 43 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers likely, possibly mixed with rain before 7pm, then snow showers likely between 7pm and 4am, then snow showers likely, possibly mixed with freezing rain after 4am. Mostly cloudy, with a low around 30. East wind 10 to 15 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Wintry Mix
    Likely

  • Thursday

    Thursday: Snow showers, possibly mixed with freezing rain before 9am, then rain and snow showers. High near 38. East northeast wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 38 °F

    Wintry Mix

  • Thursday Night

    Thursday Night: A chance of rain and snow showers, mainly before 1am. Mostly cloudy, with a low around 28. North northeast wind 10 to 15 mph. Chance of precipitation is 50%.

    Low: 28 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 45. North northeast wind 5 to 15 mph.

    High: 45 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 72. East northeast wind around 5 mph becoming southeast in the afternoon.
Tonight
A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 40. North northeast wind 5 to 10 mph.
Tuesday
A slight chance of showers between 7am and 9am. Partly sunny, with a high near 54. North northwest wind 10 to 15 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 31. North wind 5 to 15 mph.
Wednesday
A chance of snow showers after 1pm, mixing with rain after 4pm. Mostly cloudy, with a high near 43. East wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Snow showers likely, possibly mixed with rain before 7pm, then snow showers likely between 7pm and 4am, then snow showers likely, possibly mixed with freezing rain after 4am. Mostly cloudy, with a low around 30. East wind 10 to 15 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow showers, possibly mixed with freezing rain before 9am, then rain and snow showers. High near 38. East northeast wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain and snow showers, mainly before 1am. Mostly cloudy, with a low around 28. North northeast wind 10 to 15 mph. Chance of precipitation is 50%.
Friday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 45. North northeast wind 5 to 15 mph.
Friday Night
Rain showers likely before 2am, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a low around 35. East wind 10 to 15 mph. Chance of precipitation is 70%.
Saturday
Rain and snow showers likely. Mostly cloudy, with a high near 44. East northeast wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30. Northwest wind around 15 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 45. Northwest wind around 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottage Grove MN
 44.82°N 92.92°W (Elev. 846 ft)
Last Update:
10:06 am CDT Mar 30, 2026
Forecast Valid:
10am CDT Mar 30, 2026-6pm CDT Apr 5, 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