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

57°F

14°C

Humidity 93%
Wind Speed W 6 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 10:53 pm CDT
Extended Forecast for

4 Miles S Garwin IA

  • Tonight

    Tonight: Mostly clear, with a low around 54. West wind around 7 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Northwest wind 3 to 6 mph.

    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 6 mph after midnight. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers. The rain could be heavy at times. High near 70. Breezy, with an east northeast wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 70 °F

    Heavy Rain
    and Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 53. North northeast wind 9 to 15 mph, with gusts as high as 22 mph. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 54. West wind around 7 mph.
Saturday
Sunny, with a high near 79. Northwest wind 3 to 6 mph.
Saturday Night
A 40 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 56. Calm wind becoming east southeast around 6 mph after midnight. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers. The rain could be heavy at times. High near 70. Breezy, with an east northeast wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 53. North northeast wind 9 to 15 mph, with gusts as high as 22 mph. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 55.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Garwin IA
 42.03°N 92.68°W
Last Update:
10:47 pm CDT Jun 19, 2026
Forecast Valid:
11pm CDT Jun 19, 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