National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Thunderstorm Light Rain

69°F

21°C

Humidity 93%
Wind Speed N 6 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 2 Jul 7:53 pm CDT
Extended Forecast for

State Center IA

Flood Watch July 2, 08:26pm until July 3, 10:00am
Severe T-storm Watch July 2, 08:26pm until July 2, 09:00pm
Click here for hazard details and duration
Flood Watch
...
  •  
    Flood Watch July 2, 08:26pm until July 3, 10:00am
    Severe T-storm Watch July 2, 08:26pm until July 2, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 69 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall. Low around 69. South wind around 7 mph becoming east northeast in the evening. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 69 °F

    Chance
    T-storms then
    Heavy Rain

  • Independence Day

    Independence Day: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. South wind around 7 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 10pm, then showers and thunderstorms likely, mainly between 10pm and midnight. Some of the storms could be severe. Low around 69. South southwest wind 6 to 9 mph becoming north in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall. Low around 69. South wind around 7 mph becoming east northeast in the evening. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Independence Day
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. South wind around 7 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 64.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 67.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
State Center IA
 42.02°N 93.15°W
Last Update:
7:46 pm CDT Jul 2, 2026
Forecast Valid:
8pm CDT Jul 2, 2026-6pm CDT Jul 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation