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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

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

Lat: 44.86°NLon: 93.03°WElev: 817ft.

Overcast

68°F

20°C

Humidity 64%
Wind Speed N 5 mph
Barometer 30.29 in
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Last update 17 Sep 7:35 pm CDT
Extended Forecast for

2 Miles WNW Cottage Grove MN

  • Tonight

    Tonight: Increasing clouds, with a low around 57. North northeast wind around 5 mph becoming calm.

    Low: 57 °F

    Increasing
    Clouds

  • Friday

    Friday: Showers, with thunderstorms also possible after 1pm. High near 62. East wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 57. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 57 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 67. East northeast wind around 10 mph.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Northeast wind 5 to 10 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68. East northeast wind 5 to 10 mph.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 52. East northeast wind 5 to 10 mph.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 63. East wind 5 to 10 mph.

    High: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. East wind around 5 mph.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. North northeast wind around 5 mph becoming calm.
Friday
Showers, with thunderstorms also possible after 1pm. High near 62. East wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 57. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 67. East northeast wind around 10 mph.
Saturday Night
Mostly cloudy, with a low around 55. Northeast wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 68. East northeast wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 52. East northeast wind 5 to 10 mph.
Monday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 63. East wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 48. East wind around 5 mph.
Tuesday
Mostly sunny, with a high near 64. East wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 47. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 67. South southeast wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 52. South southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 70. Calm wind becoming south around 5 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Cottage Grove MN
 44.82°N 92.95°W (Elev. 820 ft)
Last Update:
5:47 pm CDT Sep 17, 2026
Forecast Valid:
7pm CDT Sep 17, 2026-6pm CDT Sep 24, 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