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.

Fair

23°F

-5°C

Humidity 88%
Wind Speed S 6 mph
Barometer 30.22 in (1025.2 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 14 Nov 5:56 am CST
Extended Forecast for

Arco MN

  • Today

    Today: Sunny, with a high near 41. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 41 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 46. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 46 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 51. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 51 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph.

    Low: 38 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54. Breezy.

    High: 54 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 41. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 27. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 46. South southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 34. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 51. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Monday Night
Partly cloudy, with a low around 38. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph.
Tuesday
Partly sunny, with a high near 50. Breezy.
Tuesday Night
Mostly cloudy, with a low around 42. Breezy.
Wednesday
Mostly cloudy, with a high near 54. Breezy.
Wednesday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 41.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 35.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arco MN
 44.4°N 96.17°W (Elev. 1657 ft)
Last Update:
6:23 am CST Nov 14, 2026
Forecast Valid:
6am CST Nov 14, 2026-6pm CST Nov 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation