Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

43°F

6°C

Humidity 76%
Wind Speed S 10 mph
Barometer 30.31 in (1026.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 18 Oct 7:53 am CDT
Extended Forecast for

Marshalltown IA

  • Today

    Today: Sunny, with a high near 65. Breezy, with a south wind 9 to 16 mph, with gusts as high as 22 mph.

    High: 65 °F

    Sunny and
    Breezy then
    Sunny

  • Tonight

    Tonight: Clear, with a low around 41. South wind 3 to 8 mph.

    Low: 41 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 66. Calm wind becoming south around 6 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Light southeast wind.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 65. Breezy, with a south wind 9 to 16 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 41. South wind 3 to 8 mph.
Monday
Mostly sunny, with a high near 66. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 41. Light southeast wind.
Tuesday
Sunny, with a high near 68. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown IA
 42.06°N 92.89°W
6:36 am CDT Oct 18, 2026
8am CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
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Additional Resources

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