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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 78%
Wind Speed W 12 mph
Barometer 29.71 in (1005.6 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Jun 5:53 am CDT
Extended Forecast for

4 Miles NW Garwin IA

  • Today

    Today: Sunny, with a high near 74. Breezy, with a west northwest wind 8 to 18 mph, with gusts as high as 26 mph.

    High: 74 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am. Increasing clouds, with a low around 56. Light and variable wind becoming south southeast 6 to 11 mph after midnight. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 3pm. High near 81. Breezy, with a south southeast wind 14 to 18 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Breezy.
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. Windy, with a west northwest wind 16 to 21 mph, with gusts as high as 31 mph.

    Low: 55 °F

    Mostly Clear
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Northwest wind 11 to 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 74. Breezy, with a west northwest wind 8 to 18 mph, with gusts as high as 26 mph.
Tonight
A chance of showers, with thunderstorms also possible after 4am. Increasing clouds, with a low around 56. Light and variable wind becoming south southeast 6 to 11 mph after midnight. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms, mainly before 3pm. High near 81. Breezy, with a south southeast wind 14 to 18 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Mostly clear, with a low around 55. Windy, with a west northwest wind 16 to 21 mph, with gusts as high as 31 mph.
Thursday
Mostly sunny, with a high near 74. Northwest wind 11 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 52.
Juneteenth
Sunny, with a high near 78.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 58.
Saturday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 80.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Garwin IA
 42.12°N 92.74°W
Last Update:
6:12 am CDT Jun 16, 2026
Forecast Valid:
6am CDT Jun 16, 2026-6pm CDT Jun 22, 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