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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 44.86°NLon: 93.03°WElev: 817ft.

Partly Cloudy

79°F

26°C

Humidity 68%
Wind Speed SE 7 mph
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Aug 4:15 pm CDT
Extended Forecast for

Rosemount MN

Flood Watch August 17, 10:00pm until August 18, 10:00am
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers and thunderstorms likely after 5am. Some of the storms could produce heavy rainfall. Low around 68. East southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 68 °F

    Chance
    T-storms then
    Heavy Rain

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 9am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 83. Southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Heavy Rain
    then Partly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. North wind around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. North wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. East wind around 5 mph becoming calm.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers and thunderstorms likely after 5am. Some of the storms could produce heavy rainfall. Low around 68. East southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 9am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 83. Southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 79. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 60. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. South wind around 5 mph.
Friday
Mostly sunny, with a high near 79. South southwest wind 5 to 10 mph becoming west northwest in the afternoon.
Friday Night
Mostly clear, with a low around 58. West northwest wind around 5 mph.
Saturday
Sunny, with a high near 71. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 53. Northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 70. Northwest wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rosemount MN
 44.74°N 93.07°W (Elev. 961 ft)
Last Update:
2:47 pm CDT Aug 17, 2025
Forecast Valid:
4pm CDT Aug 17, 2025-6pm CDT Aug 24, 2025
 
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