Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 44.86°NLon: 93.03°WElev: 817ft.

Fair

59°F

15°C

Humidity 94%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 57°F (14°C)
Visibility 7.00 mi
Last update 31 Aug 1:45 am CDT
Extended Forecast for

Cottage Grove MN

  • Overnight

    Overnight: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. East southeast wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 77. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. South southeast wind around 5 mph becoming calm.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 78. Light south southwest wind becoming southwest 5 to 10 mph in the morning.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 53. West southwest wind 5 to 10 mph becoming north northwest after midnight.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 60. North northwest wind 10 to 15 mph.

    High: 60 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. North northwest wind 5 to 10 mph.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 55. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54. East southeast wind around 5 mph becoming calm in the evening.
Labor Day
Sunny, with a high near 77. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 57. South southeast wind around 5 mph becoming calm.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Light south southwest wind becoming southwest 5 to 10 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53. West southwest wind 5 to 10 mph becoming north northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 60. North northwest wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 43. North northwest wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 58. West northwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 46. West wind around 5 mph.
Friday
Mostly sunny, with a high near 66. West northwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 47. West wind around 5 mph.
Saturday
Sunny, with a high near 69. West northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Cottage Grove MN
 44.82°N 92.95°W (Elev. 820 ft)
1:28 am CDT Aug 31, 2025
2am CDT Aug 31, 2025-6pm CDT Sep 6, 2025
 
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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