⚠️ Extreme Heat Warning – North and Central Sebastian; Southern Crawford; Central and Southern Franklin; Washington; Nowata; Craig; Ottawa; Tulsa; Rogers; Mayes; Okmulgee; Wagoner; Muskogee; McIntosh; Haskell; Northern Le Flore; Central and Southern Sequoyah – Monday, July 20, 2026

Extreme Heat Warning issued July 20 at 12:11PM CDT until July 21 at 8:00PM CDT by NWS Tulsa OK

Details

* WHAT…For the first Extreme Heat Warning, dangerously hot
conditions with heat index values up to 111 expected. For the
second Extreme Heat Warning, dangerously hot conditions with heat
index values up to 113 expected.

* WHERE…Portions of northwest and west central Arkansas and east
central, northeast, and southeast Oklahoma.

* WHEN…For the first Extreme Heat Warning, until 8 PM CDT this
evening. For the second Extreme Heat Warning, from noon to 8 PM CDT
Tuesday.

* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.

Instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.