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

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Fair

76°F

24°C

Humidity 31%
Wind Speed S 14 mph
Barometer 29.63 in (1003.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 9 Mar 3:53 pm CDT
Extended Forecast for

Grand River IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Southwest wind around 9 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 47. South southwest wind around 6 mph becoming west northwest in the evening.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 75. South southeast wind 6 to 10 mph becoming north in the morning.

    High: 75 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers, mainly after 7pm. Increasing clouds, with a low around 38. North wind 8 to 14 mph, with gusts as high as 21 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 52. Breezy, with a north northwest wind 14 to 20 mph, with gusts as high as 29 mph.

    High: 52 °F

    Slight Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 60. Windy.

    High: 60 °F

    Mostly Sunny
    then Partly
    Sunny and
    Windy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Slight Chance
    Rain and
    Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Southwest wind around 9 mph.
Tonight
Clear, with a low around 47. South southwest wind around 6 mph becoming west northwest in the evening.
Tuesday
A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 75. South southeast wind 6 to 10 mph becoming north in the morning.
Tuesday Night
A 50 percent chance of showers, mainly after 7pm. Increasing clouds, with a low around 38. North wind 8 to 14 mph, with gusts as high as 21 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 52. Breezy, with a north northwest wind 14 to 20 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Mostly sunny, with a high near 60. Windy.
Thursday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 39. Breezy.
Friday
Mostly cloudy, with a high near 56.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 67.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 48. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand River IA
 40.82°N 93.96°W
Last Update:
4:11 pm CDT Mar 9, 2026
Forecast Valid:
4pm CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation