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Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field (KMML)

Lat: 44.45°NLon: 95.82°WElev: 1181ft.

Fair

72°F

22°C

Humidity 91%
Wind Speed S 13 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 15 Aug 3:56 am CDT
Extended Forecast for

Milroy MN

  • Today

    Today: A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. Heat index values as high as 95. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 70. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    Heavy Rain
    then Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, with a high near 85. East wind 5 to 10 mph.

    High: 85 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. East northeast wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Cloudy, then gradually becoming mostly sunny, with a high near 83. Southeast wind around 10 mph.

    High: 83 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 82. North wind 5 to 10 mph.

    High: 82 °F

    Partly Sunny

  • Monday Night

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

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 81. North northeast wind around 5 mph.

    High: 81 °F

    Decreasing
    Clouds

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. Heat index values as high as 95. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 70. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, with a high near 85. East wind 5 to 10 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. East northeast wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 40 percent chance of showers and thunderstorms. Cloudy, then gradually becoming mostly sunny, with a high near 83. Southeast wind around 10 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 82. North wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 65. Northeast wind 5 to 10 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 81. North northeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 64. Northeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 83. North northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 63. East northeast wind around 5 mph becoming south after midnight.
Thursday
Sunny, with a high near 85. South wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Milroy MN
 44.43°N 95.54°W (Elev. 1106 ft)
Last Update:
4:28 am CDT Aug 15, 2025
Forecast Valid:
4am CDT Aug 15, 2025-6pm CDT Aug 21, 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