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Tropical Storm and Storm Surge Warnings for the North Carolina Outer Banks; Hot in the Mississippi Valley

Tropical Storm conditions and coastal flooding are possible in the North Carolina Outer Banks beginning late Wednesday. Tropical Storm and Storm Surge Warnings are in effect. Hurricane Erin is expected to bring life threatening surf and rip currents along the East Coast beaches this week. Hot to extremely hot temperatures continue across parts of the Southern Plains and Mississippi Valley today. Read More >

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Mostly Cloudy

82°F

28°C

Humidity 69%
Wind Speed NE 6 mph
Barometer 30.07 in (1017.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 19 Aug 2:53 pm CDT
Extended Forecast for

4 Miles W Le Grand IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 84. North northeast wind around 6 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. North northeast wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming north northeast 5 to 7 mph in the morning.

    High: 83 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. East wind 3 to 6 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Calm wind becoming east around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 84. North northeast wind around 6 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming north northeast 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 62. East wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 80. Calm wind becoming east around 5 mph.
Thursday Night
Mostly clear, with a low around 59.
Friday
Mostly sunny, with a high near 83.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Saturday
Sunny, with a high near 75.
Saturday Night
Clear, with a low around 52.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Le Grand IA
 42.01°N 92.86°W
Last Update:
2:20 pm CDT Aug 19, 2025
Forecast Valid:
3pm CDT Aug 19, 2025-6pm CDT Aug 25, 2025
 
Forecast Discussion
 
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Additional Resources

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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