Tropical Storm and Storm Surge Warnings for the North Carolina Outer Banks; Heat Building in the West

Storm surge flooding and tropical storm conditions are expected in the Outer Banks beginning late Wednesday. Tropical Storm and Storm Surge Warnings are in effect. Tropical storm conditions are possible along the eastern shore of Virginia Thursday. Hurricane Erin will continue to produce life-threatening surf and rip currents along much of the east coast of the U.S. this week. Read More >

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fog

67°F

19°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.08 in (1017.9 mb)
Dewpoint 67°F (19°C)
Visibility 0.50 mi
Last update 20 Aug 4:53 am CDT
Extended Forecast for

2 Miles SSE Marshalltown Municipal Airport IA

  • Today

    Today: Patchy fog before 8am.  Otherwise, sunny, with a high near 83. Calm wind becoming north northeast 5 to 7 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 62. Northeast wind around 6 mph becoming calm  in the evening.

    Low: 62 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 59. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming north northeast 5 to 7 mph in the morning.
Tonight
Increasing clouds, with a low around 62. Northeast wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 60. Light and variable wind.
Friday
Mostly sunny, with a high near 82. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 69.
Sunday Night
Clear, with a low around 47.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Marshalltown Municipal Airport IA
 42.08°N 92.89°W
4:34 am CDT Aug 20, 2025
5am CDT Aug 20, 2025-6pm CDT Aug 26, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database