Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest

A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Mostly Cloudy

78°F

26°C

Humidity 67%
Wind Speed Vrbl 6 mph
Barometer 30.05 in (1017.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 22 Aug 2:53 pm CDT
Extended Forecast for

5 Miles NW Le Grand IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 82. Southwest wind around 6 mph.

    High: 82 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 3am.  Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming light and variable.  Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. North northwest wind 5 to 10 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 82. Southwest wind around 6 mph.
Tonight
A slight chance of showers and thunderstorms between 9pm and 3am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming light and variable. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 74. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 49. North northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 72. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Le Grand IA
 42.06°N 92.83°W
2:34 pm CDT Aug 22, 2025
3pm CDT Aug 22, 2025-6pm CDT Aug 28, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database