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

Hazardous Weather Conditions

Current conditions at

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

Lat: 44.45°NLon: 95.82°WElev: 1181ft.

Fair and Breezy

73°F

23°C

Humidity 21%
Wind Speed SW 25 G 31 mph
Barometer 29.84 in (1011.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 4:56 pm CDT
Extended Forecast for

Walnut Grove MN

Red Flag Warning April 20, 05:58pm until April 20, 08:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning April 20, 05:58pm until April 20, 08:00pm

    NOW until 8:00pm Mon

    Red Flag Warning

  • Tonight

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Northwest wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. East wind 5 to 10 mph becoming south after midnight.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Breezy, with a south southeast wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 86 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 60. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 60 °F

    Breezy.
    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

    High: 79 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 41. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Slight Chance
    T-storms and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 59. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. South southwest wind 10 to 15 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Tuesday
Sunny, with a high near 78. Northwest wind 5 to 10 mph becoming north northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 51. East wind 5 to 10 mph becoming south after midnight.
Wednesday
Sunny, with a high near 86. Breezy, with a south southeast wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 60. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 41. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 59. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 35. West northwest wind 10 to 15 mph.
Saturday
Mostly sunny, with a high near 54. West northwest wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 32. West northwest wind 10 to 15 mph.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 57. Northwest wind 10 to 15 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 35. North northeast wind around 10 mph.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 57. Northwest wind 10 to 15 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:
5:12 pm CDT Apr 20, 2026
Forecast Valid:
5pm CDT Apr 20, 2026-6pm CDT Apr 27, 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