⚠️ Extreme Heat Warning – Alfalfa; Grant; Kay; Major; Garfield; Noble; Kingfisher; Logan; Payne; Canadian; Oklahoma; Lincoln; Cleveland; Pottawatomie; Seminole; Hughes; Pontotoc; Coal; Atoka; Bryan – Monday, July 20, 2026

Extreme Heat Warning issued July 20 at 12:18PM CDT until July 21 at 8:00PM CDT by NWS Norman OK

Details

* WHAT…For the Heat Advisory, heat index values up to 108 expected.
For the Extreme Heat Warning, dangerously hot conditions with heat
index values up to 114 expected.

* WHERE…Portions of central, east central, northern, northwest, and
southeast Oklahoma.

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

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

Instructions

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

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

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