Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

2°F

-17°C

Humidity 80%
Wind Speed NW 13 mph
Barometer 30.62 in (1039.0 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 23 Feb 2:53 am CST
Extended Forecast for

Garwin IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 2. Wind chill values as low as -10. North northwest wind around 11 mph.

    Low: 2 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 18. Wind chill values as low as -10. North northwest wind 5 to 9 mph becoming light and variable  in the afternoon.

    High: 18 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a temperature falling to near 9 by 8pm, then rising to around 18 during the remainder of the night. Wind chill values as low as zero. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 20 mph.

    Low: 9 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38. Wind chill values as low as 5. South wind around 14 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 14 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of snow after noon.  Mostly sunny, with a high near 28.

    High: 28 °F

    Sunny then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °F

    Snow Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 2. Wind chill values as low as -10. North northwest wind around 11 mph.
Monday
Mostly sunny, with a high near 18. Wind chill values as low as -10. North northwest wind 5 to 9 mph becoming light and variable in the afternoon.
Monday Night
Partly cloudy, with a temperature falling to near 9 by 8pm, then rising to around 18 during the remainder of the night. Wind chill values as low as zero. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 38. Wind chill values as low as 5. South wind around 14 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 14. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Wednesday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 28.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
Garwin IA
 42.1°N 92.68°W
3:16 am CST Feb 23, 2026
3am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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Additional Resources

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