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

69°F

21°C

Humidity 76%
Wind Speed W 7 mph
Barometer 29.79 in (1008.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Jun 12:53 am CDT
Extended Forecast for

Montour IA

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 3am. Mostly cloudy, with a low around 67. Southwest wind around 7 mph.

    Low: 67 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 84. West wind around 7 mph becoming north northwest in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 64. East northeast wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 64 °F

    Showers
    Likely then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. East northeast wind 7 to 11 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. North northwest wind 5 to 9 mph.

    Low: 59 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 89. Breezy.

    High: 89 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Breezy.

    Low: 74 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 3am. Mostly cloudy, with a low around 67. Southwest wind around 7 mph.
Tuesday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 84. West wind around 7 mph becoming north northwest in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 64. East northeast wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. East northeast wind 7 to 11 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly clear, with a low around 59. North northwest wind 5 to 9 mph.
Juneteenth
Sunny, with a high near 85.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 65.
Friday
Mostly sunny, with a high near 89. Breezy.
Friday Night
Mostly clear, with a low around 74. Breezy.
Saturday
Sunny, with a high near 94. Breezy.
Saturday Night
Clear, with a low around 74.
Sunday
Sunny, with a high near 93. Breezy.
Sunday Night
Mostly clear, with a low around 73. Breezy.
Monday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montour IA
 41.97°N 92.71°W
Last Update:
11:09 pm CDT Jun 16, 2025
Forecast Valid:
1am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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