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

Hazardous Weather Conditions

Current conditions at

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Fair and Breezy

89°F

32°C

Humidity 61%
Wind Speed S 23 G 37 mph
Barometer 29.76 in (1006.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 21 Jun 12:53 pm CDT
Extended Forecast for

4 Miles NNE Grand River IA

Heat Advisory June 21, 01:15pm until June 22, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 21, 01:15pm until June 22, 09:00pm

    NOW until 9:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Clear, with a low around 77. Windy, with a south southwest wind 17 to 22 mph, with gusts as high as 34 mph.

    Low: 77 °F

    Clear and
    Windy

  • Sunday

    Sunday: Sunny, with a high near 96. Heat index values as high as 102. Windy, with a south wind 16 to 24 mph, with gusts as high as 36 mph.

    High: 96 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Clear, with a low around 75. Windy, with a south southwest wind 16 to 21 mph, with gusts as high as 31 mph.

    Low: 75 °F

    Clear and
    Windy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southwest wind around 15 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 96. Heat index values as high as 104. Windy, with a south southwest wind around 25 mph, with gusts as high as 38 mph.
Tonight
Clear, with a low around 77. Windy, with a south southwest wind 17 to 22 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 96. Heat index values as high as 102. Windy, with a south wind 16 to 24 mph, with gusts as high as 36 mph.
Sunday Night
Clear, with a low around 75. Windy, with a south southwest wind 16 to 21 mph, with gusts as high as 31 mph.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southwest wind around 15 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Grand River IA
 40.89°N 93.93°W
Last Update:
12:41 pm CDT Jun 21, 2025
Forecast Valid:
1pm CDT Jun 21, 2025-6pm CDT Jun 27, 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