National Weather Service Forecast for: Merriam KS
Issued by: National Weather Service Kansas City/Pleasant Hill, MO
Updated: 1:46 am CDT Jun 22, 2026
 
Today

Today: Partly sunny, with a high near 77. East northeast wind around 7 mph.
Partly Sunny

 Tonight

Tonight: Mostly clear, with a low around 62. East southeast wind 3 to 7 mph.
Mostly Clear

 Tuesday

Tuesday: Mostly sunny, with a high near 81. East southeast wind 5 to 7 mph.
Mostly Sunny

 Tuesday
Night
Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Chance
T-storms then
Showers
Likely
 Wednesday

Wednesday: A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 82. North wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms

 Wednesday
Night
Wednesday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Partly Cloudy
then Slight
Chance
T-storms
 Thursday

Thursday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Partly Sunny
then Chance
T-storms
 Thursday
Night
Thursday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Mostly Cloudy
then Chance
T-storms
 Friday

Friday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
Chance
T-storms
Hi 77 °F Lo 62 °F Hi 81 °F Lo 67 °F Hi 82 °F Lo 66 °F Hi 81 °F Lo 65 °F Hi 81 °F

Hazardous Weather Outlook
 

Today
 
 Partly sunny, with a high near 77. East northeast wind around 7 mph.
Tonight
 
 Mostly clear, with a low around 62. East southeast wind 3 to 7 mph.
Tuesday
 
 Mostly sunny, with a high near 81. East southeast wind 5 to 7 mph.
Tuesday Night
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
 
 A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 82. North wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
 A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Thursday
 
 A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Thursday Night
 
 A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Friday
 
 A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
Friday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Saturday
 
 Partly sunny, with a high near 88.
Saturday Night
 
 Partly cloudy, with a low around 76. Breezy.
Sunday
 
 Sunny, with a high near 92. Breezy.

 

Forecast from NOAA-NWS for Merriam KS.