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Areas of Excessive Rainfall and Extreme Heat; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding Tuesday. Hot to extremely hot temperatures are in place through Tuesday across much of the western U.S. and northern New England. Tropical Storm Erin is forecast to become a Major Hurricane by this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Fair

69°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 29.98 in (1014.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 11 Aug 9:53 pm CDT
Extended Forecast for

5 Miles S Garden Grove IA

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 67. Light south southwest wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Scattered
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. West northwest wind 5 to 7 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63. Light and variable wind.

    Low: 63 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 82. Light northeast wind.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 67. Light south southwest wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. West northwest wind 5 to 7 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63. Light and variable wind.
Wednesday
Sunny, with a high near 82. Light northeast wind.
Wednesday Night
Mostly clear, with a low around 61. Calm wind becoming south southeast around 5 mph after midnight.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 69.
Friday
Mostly sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 72.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Garden Grove IA
 40.75°N 93.58°W
Last Update:
6:22 pm CDT Aug 11, 2025
Forecast Valid:
10pm CDT Aug 11, 2025-6pm CDT Aug 18, 2025
 
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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