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.

Mostly Cloudy

56°F

13°C

Humidity 97%
Wind Speed NE 10 mph
Barometer 29.70 in (1005.2 mb)
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Last update 15 Apr 4:53 am CDT
Extended Forecast for

Marshalltown Municipal Airport IA

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly cloudy, with a high near 70. East northeast wind 6 to 8 mph becoming southwest in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Some of the storms could be severe. Mostly cloudy, with a low around 52. Southeast wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Severe
    Thunderstorms

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 74. West northwest wind 6 to 9 mph becoming southwest in the afternoon.

    High: 74 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. South wind 6 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 76. Windy. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Mostly Sunny
    and Breezy
    then Showers
    Likely and
    Windy

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 47. Windy.

    High: 47 °F

    Slight Chance
    Showers and
    Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Windy.

    Low: 29 °F

    Partly Cloudy
    and Windy
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly cloudy, with a high near 70. East northeast wind 6 to 8 mph becoming southwest in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Some of the storms could be severe. Mostly cloudy, with a low around 52. Southeast wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 74. West northwest wind 6 to 9 mph becoming southwest in the afternoon.
Thursday Night
Mostly clear, with a low around 54. South wind 6 to 10 mph.
Friday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 76. Windy. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 47. Windy.
Saturday Night
Partly cloudy, with a low around 29. Windy.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 67. Breezy.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 71. Breezy.
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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:
1:26 am CDT Apr 15, 2026
Forecast Valid:
5am CDT Apr 15, 2026-6pm CDT Apr 21, 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