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

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

Kansas City - Lee's Summit Regional Airport (KLXT)

Lat: 38.96°NLon: 94.37°WElev: 1004ft.

Overcast

63°F

17°C

Humidity 90%
Wind Speed NW 6 mph
Barometer 30.21 in (1022.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 22 Sep 8:53 am CDT
Extended Forecast for

Grain Valley MO

  • Today

    Today: A slight chance of showers before 10am. Mostly cloudy, with a high near 71. North northeast wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. East northeast wind 5 to 7 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. East northeast wind 3 to 6 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. East northeast wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers before 10am. Mostly cloudy, with a high near 71. North northeast wind 5 to 7 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 54. East northeast wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 75. East northeast wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 53. East northeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.
Friday
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 88.
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:
6:46 am CDT Sep 22, 2026
Forecast Valid:
9am CDT Sep 22, 2026-6pm CDT Sep 28, 2026
 
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