Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Current conditions at

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Fair

60°F

16°C

Humidity 100%
Wind Speed W 6 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 19 Jun 3:53 am CDT
Extended Forecast for

3 Miles WSW Decatur IA

Extreme Heat Watch June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • Juneteenth

    Juneteenth: Sunny, with a high near 86. West wind 3 to 7 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. South wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Heat index values as high as 102. Windy, with a south wind 11 to 21 mph, with gusts as high as 32 mph.

    High: 93 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Breezy, with a south wind around 18 mph, with gusts as high as 29 mph.

    Low: 76 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 96. Windy, with a south southwest wind 17 to 23 mph, with gusts as high as 34 mph.

    High: 96 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. Breezy.

    Low: 76 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 96. Windy.

    High: 96 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 74. Breezy.

    Low: 74 °F

    Mostly Clear
    and Breezy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Juneteenth
Sunny, with a high near 86. West wind 3 to 7 mph.
Tonight
Mostly clear, with a low around 67. South wind 6 to 10 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 93. Heat index values as high as 102. Windy, with a south wind 11 to 21 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 76. Breezy, with a south wind around 18 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 96. Windy, with a south southwest wind 17 to 23 mph, with gusts as high as 34 mph.
Saturday Night
Mostly clear, with a low around 76. Breezy.
Sunday
Sunny, with a high near 96. Windy.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 74. Breezy.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday
A 50 percent chance of showers. Mostly sunny, with a high near 93.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Decatur IA
 40.73°N 93.87°W
2:49 am CDT Jun 19, 2025
4am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
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Additional Resources

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Hourly Weather Forecast

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