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

84°F

29°C

Humidity 48%
Wind Speed W 5 mph
Barometer 29.82 in (1008.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 26 Jul 3:56 am CDT
Extended Forecast for

Arco MNSimilar City Names

Extreme Heat Warning July 26, 04:20am until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 04:20am until July 26, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • Today

    High: 93 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. South southwest wind around 10 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 90. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. North wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. Southeast wind around 5 mph becoming south southwest after midnight.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 93. Heat index values as high as 106. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 73. South southwest wind around 10 mph.
Monday
Mostly sunny, with a high near 90. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 69. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 90. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 68. Southeast wind around 5 mph becoming south southwest after midnight.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arco MNSimilar City Names
 44.38°N 96.17°W (Elev. 1663 ft)
Last Update:
1:53 am CDT Jul 26, 2026
Forecast Valid:
4am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation