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

Hazardous Weather Conditions

Current conditions at

Lee's Summit, Lee's Summit Municipal Airport (KLXT)

Lat: 38.96°NLon: 94.37°WElev: 1004ft.

Fair

86°F

30°C

Humidity 18%
Wind Speed SW 12 mph
Barometer 29.72 in (1005.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 21 Mar 6:53 pm CDT
Extended Forecast for

Grain Valley MO

  • Tonight

    Tonight: Mostly clear, with a low around 63. South southwest wind 7 to 13 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 76. Breezy, with a south southwest wind 11 to 20 mph becoming north northeast in the afternoon. Winds could gust as high as 33 mph.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. North northeast wind 7 to 14 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 58. East northeast wind 6 to 8 mph.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. East wind around 6 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 63. South southwest wind 7 to 13 mph, with gusts as high as 25 mph.
Sunday
Increasing clouds, with a high near 76. Breezy, with a south southwest wind 11 to 20 mph becoming north northeast in the afternoon. Winds could gust as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 38. North northeast wind 7 to 14 mph, with gusts as high as 26 mph.
Monday
Partly sunny, with a high near 58. East northeast wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 41. East wind around 6 mph.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 84.
Thursday Night
A chance of rain. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grain Valley MO
 39.02°N 94.17°W (Elev. 892 ft)
Last Update:
1:26 pm CDT Mar 21, 2026
Forecast Valid:
8pm CDT Mar 21, 2026-6pm CDT Mar 28, 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