Extreme Heat Warning for Southern Oklahoma Counties
This alert is no longer in effect.
NOAA issued it on August 19, 2026, 4 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Norman OK issued an Extreme Heat Warning for 10 Oklahoma counties with heat index values up to 110 through Thursday evening.
Read this weather record in 30 seconds
- Record type
- Extreme Heat Warning
- Affected area
- Southern Oklahoma
- Issued
- August 19, 2026
- Issuing authority
- NWS Norman OK
Heat notices are time-bound and location-specific. Confirm the current forecast and local public-health guidance before relying on this archived record.
Record status: historical. It was issued 4 days ago; use the issuing agency's live warning service for current conditions in Southern Oklahoma.
Alert Details
Extreme Heat Warning issued by NWS Norman OK. The alert is effective from August 19 at 12:28 PM CDT and remains in effect until August 20 at 8:00 PM CDT.
Affected Areas
Pontotoc, Atoka, Bryan, Coal, Johnston, Marshall, Carter, Garvin, Love, and Murray Counties.
What You Should Do
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Expected Conditions
Dangerously hot conditions with heat index values up to 110.
Timeline
First warning in effect until 8 PM CDT August 19. Second warning from 1 PM to 8 PM CDT August 20.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (620 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 19, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.