NWS issues excessive heat watch for Johnson County, heat indexes expected to reach triple digits Thursday through Saturday
The National Weather Service has issued an excessive heat watch for most of northeast Kansas, including Johnson County. The watch goes into effect Thursday afternoon and is expected to end Saturday evening.
During that time, temperatures will range from the mid-to-high 90s, with heat index values of 100-108 degrees, according to the NWS.
The combination of hot temperatures and high humidity will create a dangerous situation in which heat-related illnesses are possible.