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

67°F

19°C

Humidity 93%
Wind Speed E 5 mph
Barometer 29.94 in (1013.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 2 Aug 10:53 pm CDT
Extended Forecast for

Morrison IA

  • Tonight

    Tonight: Clear, with a low around 59. Light south southeast wind.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 82. South southeast wind 5 to 11 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. South wind 9 to 11 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 82. South wind 6 to 8 mph becoming northwest in the afternoon.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 60. North wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 60 °F

    Showers
    Likely then
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 59. Light south southeast wind.
Monday
Sunny, with a high near 82. South southeast wind 5 to 11 mph.
Monday Night
Mostly clear, with a low around 63. South wind 9 to 11 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 82. South wind 6 to 8 mph becoming northwest in the afternoon.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 60. North wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 59.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Morrison IA
 42.34°N 92.68°W
Last Update:
10:43 pm CDT Aug 2, 2026
Forecast Valid:
11pm CDT Aug 2, 2026-6pm CDT Aug 9, 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