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

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

26°F

-3°C

Humidity 81%
Wind Speed E 6 mph
Barometer 30.30 in (1026.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 20 Apr 6:53 am CDT
Extended Forecast for

Marshalltown Municipal Airport IA

Freeze Warning April 20, 06:57am until April 20, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning April 20, 06:57am until April 20, 09:00am

    NOW until 9:00am Mon

    Freeze Warning

  • Today

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 49. South wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. South southwest wind 7 to 10 mph becoming west in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 49. Northwest wind around 5 mph becoming southeast after midnight.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. South wind 6 to 15 mph, with gusts as high as 21 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Windy. Chance of precipitation is 60%.

    High: 73 °F

    Windy. Partly
    Sunny then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 47. Windy. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely and
    Windy

Detailed Forecast

Today
Sunny, with a high near 62. Breezy, with a light east southeast wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 23 mph.
Tonight
Partly cloudy, with a low around 49. South wind 11 to 14 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 78. South southwest wind 7 to 10 mph becoming west in the afternoon.
Tuesday Night
Clear, with a low around 49. Northwest wind around 5 mph becoming southeast after midnight.
Wednesday
Sunny, with a high near 80. South wind 6 to 15 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Windy. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 47. Windy. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown Municipal Airport IA
 42.12°N 92.92°W
Last Update:
5:57 am CDT Apr 20, 2026
Forecast Valid:
6am CDT Apr 20, 2026-6pm CDT Apr 26, 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