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

48°F

9°C

Humidity 63%
Wind Speed S 9 mph
Barometer 29.61 in (1002.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 9 Mar 7:53 am CDT
Extended Forecast for

Garwin IA

  • Today

    Today: Sunny, with a high near 67. Southwest wind 7 to 10 mph becoming east in the afternoon.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 41. Northeast wind around 6 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Northeast wind 6 to 11 mph.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 35. Breezy, with a north northeast wind 11 to 16 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Partly sunny, with a high near 45. Windy, with a north northwest wind 17 to 22 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance Rain
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 52. Windy.

    High: 52 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Chance Rain
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 48. Breezy.

    High: 48 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 67. Southwest wind 7 to 10 mph becoming east in the afternoon.
Tonight
Mostly clear, with a low around 41. Northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 63. Northeast wind 6 to 11 mph.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35. Breezy, with a north northeast wind 11 to 16 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 45. Windy, with a north northwest wind 17 to 22 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
Partly sunny, with a high near 52. Windy.
Thursday Night
A 50 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 36. Breezy.
Friday
Partly sunny, with a high near 48. Breezy.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Mostly cloudy, with a high near 48.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 45. Windy. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Garwin IA
 42.1°N 92.68°W
Last Update:
6:56 am CDT Mar 9, 2026
Forecast Valid:
8am CDT Mar 9, 2026-6pm CDT Mar 15, 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