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.

Partly Cloudy

76°F

24°C

Humidity 67%
Wind Speed W 5 mph
Barometer 30.09 in (1018.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 22 Aug 12:53 pm CDT
Extended Forecast for

Morrison IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 81. Southwest wind around 7 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am.  Mostly cloudy, with a low around 62. West northwest wind around 6 mph.  Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 74. Breezy, with a northwest wind 8 to 16 mph, with gusts as high as 23 mph.

    High: 74 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 50. Northwest wind 6 to 11 mph.

    Low: 50 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 70. West northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

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

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 81. Southwest wind around 7 mph.
Tonight
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Mostly cloudy, with a low around 62. West northwest wind around 6 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 74. Breezy, with a northwest wind 8 to 16 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 50. Northwest wind 6 to 11 mph.
Sunday
Sunny, with a high near 70. West northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 47.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Morrison IA
 42.34°N 92.68°W
12:21 pm CDT Aug 22, 2025
1pm CDT Aug 22, 2025-6pm CDT Aug 28, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database