National Weather Service Forecast for: Lee's Summit MO
Issued by: National Weather Service Kansas City/Pleasant Hill, MO
Updated: 9:52 pm CDT Jun 18, 2026
 
Tonight

Tonight: Mostly clear, with a low around 59. Calm wind.
Mostly Clear

 Juneteenth

Juneteenth: Mostly sunny, with a high near 84. Calm wind becoming south southeast around 6 mph in the afternoon.
Mostly Sunny

 Friday
Night
Friday Night: A chance of showers, mainly after 1am. Partly cloudy, with a low around 65. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Chance
Showers
 Saturday

Saturday: Mostly sunny, with a high near 84. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Mostly Sunny

 Saturday
Night
Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Southeast wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Chance
T-storms then
T-storms
 Sunday

Sunday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Showers

 Sunday
Night
Sunday Night: A chance of showers before 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Chance
Showers
 Monday

Monday: Partly sunny, with a high near 77.
Partly Sunny

 Monday
Night
Monday Night: Partly cloudy, with a low around 60.
Partly Cloudy
Lo 59 °F Hi 84 °F Lo 65 °F Hi 84 °F Lo 68 °F Hi 82 °F Lo 63 °F Hi 77 °F Lo 60 °F

Hazardous Weather Outlook
 

Tonight
 
 Mostly clear, with a low around 59. Calm wind.
Juneteenth
 
 Mostly sunny, with a high near 84. Calm wind becoming south southeast around 6 mph in the afternoon.
Friday Night
 
 A chance of showers, mainly after 1am. Partly cloudy, with a low around 65. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
 
 Mostly sunny, with a high near 84. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Southeast wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday
 
 Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
 
 A chance of showers before 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Monday
 
 Partly sunny, with a high near 77.
Monday Night
 
 Partly cloudy, with a low around 60.
Tuesday
 
 Mostly sunny, with a high near 80.
Tuesday Night
 
 Partly cloudy, with a low around 63.
Wednesday
 
 Mostly sunny, with a high near 82.
Wednesday Night
 
 Partly cloudy, with a low around 63.
Thursday
 
 A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Lee's Summit MO.