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Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fog/Mist and Windy

28°F

-2°C

Humidity 88%
Wind Speed N 35 G 47 mph
Barometer 29.68 in (1006.2 mb)
Dewpoint 25°F (-4°C)
Visibility 1.00 mi
Wind Chill11°F (-12°C)
Last update 15 Mar 7:53 pm CDT
Extended Forecast for

Grundy Center IA

Blizzard Warning March 15, 08:19pm until March 16, 07:00am
High Wind Warning March 15, 08:19pm until March 16, 04:00am
Click here for hazard details and duration
Blizzard Warning
High Wind Warning
  •  
    Blizzard Warning March 15, 08:19pm until March 16, 07:00am
    High Wind Warning March 15, 08:19pm until March 16, 04:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 6 °F

    Snow and
    Blowing Snow
    then Snow
    Likely and
    Blowing Snow

  • Monday

    Monday: A 10 percent chance of snow before 7am. Widespread blowing snow, mainly before 10am. Partly sunny, with a high near 12. Wind chill values as low as -20. Windy, with a northwest wind 26 to 32 mph, with gusts as high as 43 mph.

    High: 12 °F

    Slight Chance
    Snow and
    Blowing Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 0. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 26 mph.

    Low: 0 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow after 1pm. Partly sunny, with a high near 26. Wind chill values as low as -15. West northwest wind 5 to 11 mph becoming south in the afternoon.

    High: 26 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 20. South southeast wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 20 °F

    Snow Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Tonight
Snow, mainly before 2am. Widespread blowing snow. Low around 6. Wind chill values as low as -15. Very windy, with a northwest wind 36 to 39 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Monday
A 10 percent chance of snow before 7am. Widespread blowing snow, mainly before 10am. Partly sunny, with a high near 12. Wind chill values as low as -20. Windy, with a northwest wind 26 to 32 mph, with gusts as high as 43 mph.
Monday Night
Partly cloudy, with a low around 0. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 26 mph.
Tuesday
A 20 percent chance of snow after 1pm. Partly sunny, with a high near 26. Wind chill values as low as -15. West northwest wind 5 to 11 mph becoming south in the afternoon.
Tuesday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 20. South southeast wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
6:03 pm CDT Mar 15, 2026
Forecast Valid:
8pm CDT Mar 15, 2026-6pm CDT Mar 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