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.

Overcast

75°F

24°C

Humidity 74%
Wind Speed W 5 mph
Barometer 29.81 in (1008.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Jun 5:53 pm CDT
Extended Forecast for

Montour IA

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 9pm, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 65. West wind around 6 mph becoming light and variable. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 76. East northeast wind 7 to 11 mph becoming north northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 59. North northwest wind 5 to 9 mph becoming light west northwest after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 86. West wind 3 to 8 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. South wind 6 to 8 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. Breezy.

    High: 91 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Breezy.

    Low: 75 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 95. Breezy.

    High: 95 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 75. Breezy.

    Low: 75 °F

    Clear and
    Breezy

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 9pm, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 65. West wind around 6 mph becoming light and variable. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 76. East northeast wind 7 to 11 mph becoming north northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 59. North northwest wind 5 to 9 mph becoming light west northwest after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Sunny, with a high near 86. West wind 3 to 8 mph.
Thursday Night
Mostly clear, with a low around 67. South wind 6 to 8 mph.
Friday
Sunny, with a high near 91. Breezy.
Friday Night
Mostly clear, with a low around 75. Breezy.
Saturday
Sunny, with a high near 95. Breezy.
Saturday Night
Clear, with a low around 75. Breezy.
Sunday
Sunny, with a high near 95. Windy.
Sunday Night
Mostly clear, with a low around 74. Breezy.
Monday
Sunny, with a high near 93.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Montour IA
 41.99°N 92.71°W
Last Update:
6:00 pm CDT Jun 17, 2025
Forecast Valid:
6pm CDT Jun 17, 2025-6pm CDT Jun 24, 2025
 
Forecast Discussion
 
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Additional Resources

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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