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

Tropical Moisture Brings Slight Risk of Excessive Rainfall to the Southwest; Strong to Locally Severe Storms on the Plains

Heavy rain and flash flooding are possible across portions of the Southwest through Friday, where Flood Watches are in effect. Strong to locally severe thunderstorms are possible today across portions of the Plains. A tropical wave is causing heavy rainfall in Puerto Rico and the Virgin Islands, which may cause urban and small stream flooding and landslides today. Read More >

Current conditions at

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (KGDB)

Lat: 44.75°NLon: 95.56°WElev: 1047ft.

Mostly Cloudy

79°F

26°C

Humidity 50%
Wind Speed SE 8 mph
Barometer 29.96 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Sep 3:55 pm CDT
Extended Forecast for

Sacred Heart MN

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. Patchy fog between 8am and 10am. High near 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Mostly cloudy, with a low around 58. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 72. South southwest wind around 5 mph.

    High: 72 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. West southwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 76 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Southeast wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. North northeast wind around 5 mph.

    Low: 56 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm. Patchy fog between 8am and 10am. High near 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Mostly cloudy, with a low around 58. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 72. South southwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 56. West southwest wind around 5 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 56. Southeast wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. North northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 75. North northeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 55. North northeast wind around 5 mph.
Wednesday
Sunny, with a high near 73. North northeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 53. East northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 74. East southeast wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sacred Heart MN
 44.79°N 95.36°W (Elev. 1040 ft)
Last Update:
2:47 pm CDT Sep 18, 2025
Forecast Valid:
4pm CDT Sep 18, 2025-6pm CDT Sep 25, 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