Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

65°F

18°C

Humidity 97%
Wind Speed NW 7 mph
Barometer 29.98 in (1014.5 mb)
Dewpoint 64°F (18°C)
Visibility 7.00 mi
Last update 26 Aug 3:53 am CDT
Extended Forecast for

State Center IASimilar City Names

  • Today

    Today: Sunny, with a high near 82. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. Northwest wind 3 to 7 mph.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82. North northwest wind 5 to 7 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56. Calm wind.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm.  Partly sunny, with a high near 86. Breezy.

    High: 86 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 71. Breezy.

    Low: 71 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Breezy.

    High: 91 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 60. Northwest wind 3 to 7 mph.
Thursday
Sunny, with a high near 82. North northwest wind 5 to 7 mph.
Thursday Night
Clear, with a low around 56. Calm wind.
Friday
Sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 86. Breezy.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Breezy.
Sunday
Mostly sunny, with a high near 91. Breezy.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 88.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
State Center IASimilar City Names
 42.02°N 93.15°W
1:42 am CDT Aug 26, 2026
4am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database