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

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

Lat: 38.96°NLon: 94.37°WElev: 1004ft.

Freezing Rain Fog/Mist

32°F

0°C

Humidity 88%
Wind Speed NE 14 G 23 mph
Barometer 30.26 in (1025.7 mb)
Dewpoint 29°F (-2°C)
Visibility 5.00 mi
Wind Chill22°F (-6°C)
Last update 1 Mar 6:53 pm CST
Extended Forecast for

Grain Valley MO

  • Tonight

    Tonight: Rain and snow before 1am, then drizzle likely. Low around 34. East northeast wind 7 to 11 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Monday

    Monday: A chance of drizzle, mainly after 5pm. Cloudy, with a high near 47. East wind around 7 mph.

    High: 47 °F

    Chance
    Drizzle

  • Monday Night

    Monday Night: Rain, mainly after midnight. Low around 40. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain
    then Rain

  • Tuesday

    Tuesday: Rain and possibly a thunderstorm. High near 67. Calm wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 50. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Rain then
    T-storms

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 62. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.

    Low: 44 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Mostly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Chance
    T-storms then
    Rain Likely

Detailed Forecast

Tonight
Rain and snow before 1am, then drizzle likely. Low around 34. East northeast wind 7 to 11 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Monday
A chance of drizzle, mainly after 5pm. Cloudy, with a high near 47. East wind around 7 mph.
Monday Night
Rain, mainly after midnight. Low around 40. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain and possibly a thunderstorm. High near 67. Calm wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain and possibly a thunderstorm. Low around 50. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 62. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly sunny, with a high near 73. Chance of precipitation is 40%.
Thursday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Grain Valley MO
 39.02°N 94.17°W (Elev. 892 ft)
Last Update:
3:52 pm CST Mar 1, 2026
Forecast Valid:
7pm CST Mar 1, 2026-6pm CDT Mar 8, 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