Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

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

Lat: 38.96°NLon: 94.37°WElev: 1004ft.

Light Rain

74°F

23°C

Humidity 91%
Wind Speed S 8 mph
Barometer 30.02 in (1015.7 mb)
Dewpoint 71°F (22°C)
Visibility 8.00 mi
Last update 24 Jul 2:53 pm CDT
Extended Forecast for

Grain Valley MO

Heat Advisory July 25, 01:00pm until July 27, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly before 5pm.  Mostly cloudy, with a high near 77. South southeast wind 3 to 6 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 70. Southeast wind 3 to 6 mph.  Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming southwest around 6 mph in the morning.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. South southeast wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 95. South wind 3 to 7 mph.

    High: 95 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly before 5pm. Mostly cloudy, with a high near 77. South southeast wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 70. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming southwest around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 73. South southeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 95. South wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
Mostly sunny, with a high near 92.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Mostly sunny, with a high near 91.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Grain Valley MO
 39.02°N 94.23°W (Elev. 899 ft)
2:57 pm CDT Jul 24, 2026
3pm CDT Jul 24, 2026-6pm CDT Jul 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database