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Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

73°F

23°C

Humidity 48%
Wind Speed S 10 mph
Barometer 29.91 in (1012.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 29 Sep 11:53 am CDT
Extended Forecast for

Montour IA

Flood Watch September 29, 07:00pm until October 2, 01:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 73. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm. Cloudy, with a low around 62. South wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 70. South southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 61. Calm wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 66. Light north wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    High: 66 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 52. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 73. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 62. South wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers. High near 70. South southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 61. Calm wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers and possibly a thunderstorm. High near 66. Light north wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montour IA
 41.99°N 92.71°W
Last Update:
11:32 am CDT Sep 29, 2026
Forecast Valid:
12pm CDT Sep 29, 2026-6pm CDT Oct 5, 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