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

72°F

22°C

Humidity 61%
Wind Speed S 6 mph
Barometer 29.84 in (1010.3 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 29 Sep 2:53 pm CDT
Extended Forecast for

Beaman 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. Cloudy, with a high near 73. South wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Cloudy, with a steady temperature around 66. South wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers, mainly after 1pm. High near 72. South southwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 60. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 60 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 1pm. Cloudy, with a high near 65. North wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

    High: 65 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

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

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly after 4pm. Cloudy, with a high near 73. South wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Cloudy, with a steady temperature around 66. South wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers, mainly after 1pm. High near 72. South southwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 60. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers likely, mainly before 1pm. Cloudy, with a high near 65. North wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Beaman IA
 42.21°N 92.83°W
Last Update:
3:17 pm CDT Sep 29, 2026
Forecast Valid:
3pm 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