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

34°F

1°C

Humidity 67%
Wind Speed SE 14 mph
Barometer 30.10 in (1020.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 14 Mar 9:53 am CDT
Extended Forecast for

3 Miles WSW Garwin IA

Winter Storm Watch March 15, 10:00am until March 16, 10:00am
High Wind Watch March 15, 01:00pm until March 16, 04:00am
Click here for hazard details and duration
Winter Storm Watch
High Wind Watch

  • Today

    Today: Partly sunny, with a high near 46. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 25 mph.

    High: 46 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: A slight chance of rain between 2am and 4am, then a chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 38. Windy, with an east southeast wind 17 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Rain and
    Windy

  • Sunday

    Sunday: Rain, snow, and sleet before 3pm, then snow, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. Some thunder is also possible. Patchy blowing snow after 3pm. Temperature falling to around 30 by 5pm. Very windy, with a south southeast wind 16 to 26 mph becoming north 27 to 37 mph in the morning. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow and sleet accumulation of around an inch possible.

    High: 48 °F⇓

    Rain and
    Windy then
    Wintry Mix
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 1am. Widespread blowing snow, mainly after 7pm. Low around 7. Wind chill values as low as -15. Very windy, with a northwest wind 33 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 7 °F

    Snow and
    Blowing Snow

  • Monday

    Monday: Areas of blowing snow. Partly sunny, with a high near 14. Windy, with a northwest wind 26 to 30 mph, with gusts as high as 39 mph.

    High: 14 °F

    Areas Blowing
    Snow and
    Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 0. Windy.

    Low: 0 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow after 1pm. Partly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.

    Low: 20 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 46. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 25 mph.
Tonight
A slight chance of rain between 2am and 4am, then a chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 38. Windy, with an east southeast wind 17 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Rain, snow, and sleet before 3pm, then snow, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. Some thunder is also possible. Patchy blowing snow after 3pm. Temperature falling to around 30 by 5pm. Very windy, with a south southeast wind 16 to 26 mph becoming north 27 to 37 mph in the morning. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow and sleet accumulation of around an inch possible.
Sunday Night
Snow, mainly before 1am. Widespread blowing snow, mainly after 7pm. Low around 7. Wind chill values as low as -15. Very windy, with a northwest wind 33 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday
Areas of blowing snow. Partly sunny, with a high near 14. Windy, with a northwest wind 26 to 30 mph, with gusts as high as 39 mph.
Monday Night
Mostly clear, with a low around 0. Windy.
Tuesday
A 20 percent chance of snow after 1pm. Partly sunny, with a high near 27.
Tuesday Night
Snow likely before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Garwin IA
 42.08°N 92.74°W
Last Update:
10:22 am CDT Mar 14, 2026
Forecast Valid:
10am CDT Mar 14, 2026-6pm CDT Mar 20, 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