Extreme heat warning affecting the Kansas City area from Sunday to Friday

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The National Weather Service issued an extreme heat warning at 12:13 p.m. on Saturday valid from Sunday 1 p.m. until Friday midnight. The warning is for Leavenworth, Wyandotte, Johnson, Platte, Clay, Jackson, Atchison, Miami, Linn, Doniphan, Nodaway, Worth, Gentry, Harrison, Mercer, Putnam, Schuyler, Holt, Andrew, De Kalb, Daviess, Grundy, Sullivan, Adair, Buchanan, Clinton, Caldwell, Livingston, Macon, Ray, Carroll, Chariton, Randolph, Lafayette, Saline, Howard, Cass, Pettis, Cooper, Bates and Henry counties.

"Dangerously hot conditions with heat index values up to 105 degrees - 110F expected," states the NWS. "Long duration heat will impact the region with poor heat relief during the overnight hours."

"Heat related illnesses increase significantly during extreme heat and high humidity events," says the NWS.

This warning is in effect until Jul. 3 at midnight.

NWS Heat Wave Safety Tips: Stay safe with these recommendations

• Stay hydrated: Remember to drink plenty of fluids.
• Seek shelter: Stay indoors in an air-conditioned room to keep cool.
• Stay out of the sun, and check up on relatives and neighbors.
• Child and pet safety: Do not leave young children and pets unattended in vehicles when car interiors can reach lethal temperatures in a matter of minutes.
• Be cautious outdoors: Take extra precautions if you work or spend time outside.
• Consider the timing: When possible reschedule strenuous activities to early morning or evening.
• Recognize warning signs: Know the signs and symptoms of heat exhaustion and heat stroke.
• Dress for comfort: Wear lightweight and loose-fitting clothing to stay cool.

To minimize risks during outdoor work, the Occupational Safety and Health Administration (OSHA) advises incorporating frequent rest breaks in shaded or air-conditioned areas. If someone experiences heat-related symptoms, promptly relocate them to a cool and shaded spot. In case of an emergency, dial 911.

Source: The National Weather Service

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This story was originally published June 27, 2026 at 12:19 PM.