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Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Partly Cloudy

41°F

5°C

Humidity 96%
Wind Speed S 8 mph
Barometer 30.01 in (1016.4 mb)
Dewpoint 40°F (4°C)
Visibility 7.00 mi
Wind Chill36°F (2°C)
Last update 24 Nov 1:53 am CST
Extended Forecast for

Grundy Center IA

Dense Fog Advisory until November 24, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 24, 10:00am

    NOW until 10:00am Mon

    Dense Fog Advisory

  • Overnight

    Low: 42 °F

    Areas Dense
    Fog

  • Monday

    Monday: Rain likely, mainly after noon. Cloudy, with a high near 52. South wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Chance Rain
    then Rain
    Likely

  • Monday Night

    Monday Night: Rain likely, mainly before midnight. Patchy fog after 8pm. Otherwise, cloudy, with a low around 45. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. Breezy, with a south southwest wind 5 to 10 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 54 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. Windy, with a west wind 18 to 25 mph, with gusts as high as 31 mph.

    Low: 27 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Windy.

    High: 35 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19. Blustery.

    Low: 19 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 32.

    High: 32 °F

    Sunny

Detailed Forecast

Overnight
Areas of dense fog. Otherwise, mostly cloudy, with a steady temperature around 42. South wind around 10 mph.
Monday
Rain likely, mainly after noon. Cloudy, with a high near 52. South wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly before midnight. Patchy fog after 8pm. Otherwise, cloudy, with a low around 45. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. Breezy, with a south southwest wind 5 to 10 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 27. Windy, with a west wind 18 to 25 mph, with gusts as high as 31 mph.
Wednesday
Partly sunny, with a high near 35. Windy.
Wednesday Night
Partly cloudy, with a low around 19. Blustery.
Thanksgiving Day
Sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 18.
Friday
Partly sunny, with a high near 31.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 31.
Saturday Night
A 50 percent chance of snow. Cloudy, with a low around 21.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
10:56 pm CST Nov 23, 2025
Forecast Valid:
2am CST Nov 24, 2025-6pm CST Nov 30, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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