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

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

Lat: 44.45°NLon: 95.82°WElev: 1181ft.

Overcast

71°F

22°C

Humidity 59%
Wind Speed SW 5 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 22 Jun 9:56 pm CDT
Extended Forecast for

Walnut Grove MN

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. South southeast wind around 5 mph.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. South wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.

    Low: 58 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Northwest wind 10 to 15 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. Northwest wind 5 to 15 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming east southeast after midnight.

    Low: 54 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. East southeast wind 5 to 10 mph.

    High: 73 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59. Southeast wind around 10 mph.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 60. South southeast wind around 5 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. South wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 76. Northwest wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 53. Northwest wind 5 to 15 mph.
Thursday
Mostly sunny, with a high near 74. North wind around 5 mph.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming east southeast after midnight.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. East southeast wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59. Southeast wind around 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 66. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 25 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Grove MN
 44.23°N 95.48°W (Elev. 1201 ft)
Last Update:
7:51 pm CDT Jun 22, 2026
Forecast Valid:
10pm CDT Jun 22, 2026-6pm CDT Jun 29, 2026
 
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