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

Rush City Regional Airport (KROS)

Lat: 45.7°NLon: 92.95°WElev: 919ft.

Overcast

66°F

19°C

Humidity 83%
Wind Speed E 7 mph
Barometer 30.12 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Aug 12:15 pm CDT
Extended Forecast for

4 Miles ENE Grandy MN

  • This Afternoon

    This Afternoon: A slight chance of showers between 1pm and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Cloudy, with a high near 75. East southeast wind around 10 mph.  Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Some of the storms could produce heavy rainfall.  Low around 66. East southeast wind around 10 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 66 °F

    Heavy Rain
    then Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms, mainly between 7am and 1pm.  High near 80. Southeast wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 61. North wind around 5 mph.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 76. North wind around 5 mph.

    High: 76 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. North northeast wind around 5 mph becoming calm.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Calm wind.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °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

Detailed Forecast

This Afternoon
A slight chance of showers between 1pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Cloudy, with a high near 75. East southeast wind around 10 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Some of the storms could produce heavy rainfall. Low around 66. East southeast wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms, mainly between 7am and 1pm. High near 80. Southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly cloudy, with a low around 61. North wind around 5 mph.
Tuesday
Partly sunny, with a high near 76. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 56. North northeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 79. Calm wind.
Wednesday Night
Mostly clear, with a low around 58. Calm wind.
Thursday
Sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 61. South wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 78. Southwest wind around 5 mph becoming west northwest in the afternoon.
Friday Night
Mostly clear, with a low around 54. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 73. West northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Grandy MN
 45.66°N 93.11°W (Elev. 974 ft)
10:48 am CDT Aug 17, 2025
12pm CDT Aug 17, 2025-6pm CDT Aug 23, 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