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

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

78°F

26°C

Humidity 79%
Wind Speed S 17 G 32 mph
Barometer 29.67 in (1003.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 21 Jun 6:53 am CDT
Extended Forecast for

4 Miles NW Lincoln IA

Heat Advisory June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 95. Heat index values as high as 102. Windy, with a south southwest wind 20 to 24 mph, with gusts as high as 38 mph.

    High: 95 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Clear, with a low around 76. Windy, with a south southwest wind 18 to 21 mph, with gusts as high as 31 mph.

    Low: 76 °F

    Clear and
    Windy

  • Sunday

    Sunday: Sunny, with a high near 94. Heat index values as high as 101. Windy, with a south wind 18 to 25 mph, with gusts as high as 36 mph.

    High: 94 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Windy, with a south southwest wind 18 to 22 mph, with gusts as high as 31 mph.

    Low: 75 °F

    Mostly Clear
    and Windy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 91. Breezy, with a south southwest wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Breezy. Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 67 °F

    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 87. Chance of precipitation is 80%.

    High: 87 °F

    Showers

Detailed Forecast

Today
Sunny, with a high near 95. Heat index values as high as 102. Windy, with a south southwest wind 20 to 24 mph, with gusts as high as 38 mph.
Tonight
Clear, with a low around 76. Windy, with a south southwest wind 18 to 21 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 94. Heat index values as high as 101. Windy, with a south wind 18 to 25 mph, with gusts as high as 36 mph.
Sunday Night
Mostly clear, with a low around 75. Windy, with a south southwest wind 18 to 22 mph, with gusts as high as 31 mph.
Monday
Showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 91. Breezy, with a south southwest wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 87. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Lincoln IA
 42.3°N 92.77°W
Last Update:
6:11 am CDT Jun 21, 2025
Forecast Valid:
7am CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
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