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

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

53°F

12°C

Humidity 96%
Wind Speed W 5 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 20 Jun 2:53 am CDT
Extended Forecast for

Montour IA

  • Overnight

    Overnight: Mostly clear, with a low around 54. West wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 56. Calm wind becoming east southeast around 5 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 69. Breezy, with an east wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

    High: 69 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 52. Northeast wind 5 to 15 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 54. West wind around 5 mph.
Saturday
Sunny, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
A 40 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 56. Calm wind becoming east southeast around 5 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 69. Breezy, with an east wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 52. Northeast wind 5 to 15 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 55.
Friday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montour IA
 41.97°N 92.71°W
Last Update:
2:01 am CDT Jun 20, 2026
Forecast Valid:
3am CDT Jun 20, 2026-6pm CDT Jun 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