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Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Overcast

33°F

1°C

Humidity 64%
Wind Speed SW 18 mph
Barometer 29.83 in (1011.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 21 Jan 1:53 pm CST
Extended Forecast for

Grundy Center IA

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
Blizzard Warning until January 21, 11:00pm
Click here for hazard details and duration
Extreme Cold Watch
Blizzard Warning
  •  
    Blizzard Warning until January 21, 11:00pm

    NOW until 11:00pm Wed

    Blizzard Warning

  • This Afternoon

    High: 29 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: A 20 percent chance of snow showers before 7pm. Patchy blowing snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Wind chill values as low as -5. Windy, with a west northwest wind 21 to 31 mph decreasing to 8 to 18 mph. Winds could gust as high as 50 mph.

    Low: 7 °F

    Slight Chance
    Snow Showers
    and Patchy
    Blowing Snow

  • Thursday

    Thursday: Partly sunny, with a high near 20. Wind chill values as low as -5. West wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 20 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -16. Wind chill values as low as -35. Blustery, with a north northwest wind 14 to 16 mph, with gusts as high as 21 mph.

    Low: -16 °F

    Mostly Cloudy
    and Blustery

  • Friday

    Friday: Mostly sunny and cold, with a high near -7. North northwest wind 8 to 14 mph, with gusts as high as 20 mph.

    High: -7 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -15.

    Low: -15 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 0.

    High: 0 °F

    Cold

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -9.

    Low: -9 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Patchy blowing snow. Mostly cloudy, with a high near 29. Windy, with a west southwest wind 26 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 20 percent chance of snow showers before 7pm. Patchy blowing snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Wind chill values as low as -5. Windy, with a west northwest wind 21 to 31 mph decreasing to 8 to 18 mph. Winds could gust as high as 50 mph.
Thursday
Partly sunny, with a high near 20. Wind chill values as low as -5. West wind 8 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around -16. Wind chill values as low as -35. Blustery, with a north northwest wind 14 to 16 mph, with gusts as high as 21 mph.
Friday
Mostly sunny and cold, with a high near -7. North northwest wind 8 to 14 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around -15.
Saturday
Partly sunny and cold, with a high near 0.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -9.
Sunday
Mostly sunny and cold, with a high near 7.
Sunday Night
Mostly clear, with a low around -8.
Monday
Sunny, with a high near 15.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
2:26 pm CST Jan 21, 2026
Forecast Valid:
2pm CST Jan 21, 2026-6pm CST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation