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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Sauk Centre Municipal Airport (KD39)

Lat: 45.71°NLon: 94.93°WElev: 1240ft.

Overcast

63°F

17°C

Humidity 100%
Wind Speed NE 9 mph
Barometer 30.04 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Aug 1:55 am CDT
Extended Forecast for

Greenwald MN

  • Overnight

    Overnight: A 10 percent chance of showers and thunderstorms after 5am. Cloudy, with a low around 62. East wind around 10 mph.

    Low: 62 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 3pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 75. East wind around 15 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 3am, then a chance of showers and thunderstorms after 3am. Low around 67. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 67 °F

    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. North wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. North northeast wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Northeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60. South wind around 5 mph.

    Low: 60 °F

    Clear

Detailed Forecast

Overnight
A 10 percent chance of showers and thunderstorms after 5am. Cloudy, with a low around 62. East wind around 10 mph.
Sunday
A chance of showers and thunderstorms before 3pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 75. East wind around 15 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 3am, then a chance of showers and thunderstorms after 3am. Low around 67. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday
A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 58. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 77. North northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 58. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 78. Calm wind becoming south southeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 60. South wind around 5 mph.
Thursday
Sunny, with a high near 81. South wind 5 to 10 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. South wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 73. West northwest wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenwald MN
 45.6°N 94.85°W (Elev. 1250 ft)
Last Update:
2:07 am CDT Aug 17, 2025
Forecast Valid:
2am CDT Aug 17, 2025-6pm CDT Aug 23, 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