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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.96°NLon: 94.37°WElev: 1004ft.

Fog

71°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.05 in (1016.4 mb)
Dewpoint 69°F (21°C)
Visibility 0.50 mi
Last update 14 Jul 5:53 am CDT
Extended Forecast for

Grain Valley MO

Dense Fog Advisory July 14, 06:35am until July 14, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory July 14, 06:35am until July 14, 09:00am

    NOW until 9:00am Mon

    Dense Fog Advisory

  • Today

    High: 89 °F

    Areas Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. East southeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. Heat index values as high as 96. Calm wind becoming south 5 to 7 mph in the morning.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. South wind around 6 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. South southwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Today
Areas of dense fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 69. East southeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 90. Heat index values as high as 96. Calm wind becoming south 5 to 7 mph in the morning.
Tuesday Night
Mostly clear, with a low around 73. South wind around 6 mph.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. South southwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grain Valley MO
 39.02°N 94.2°W (Elev. 801 ft)
Last Update:
5:42 am CDT Jul 14, 2025
Forecast Valid:
6am CDT Jul 14, 2025-6pm CDT Jul 20, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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