Extreme Heat Warning for Northeast and East Central Oklahoma
This alert is no longer in effect.
NOAA issued it on August 15, 2026, 8 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 Tulsa has issued an Extreme Heat Warning for portions of northeast and east central Oklahoma with heat index values of 110 to 115 expected.
Read this weather record in 30 seconds
- Record type
- Extreme Heat Warning
- Affected area
- Northeast and East Central Oklahoma
- Issued
- August 15, 2026
- Issuing authority
- NWS Tulsa 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 8 days ago; use the issuing agency's live warning service for current conditions in Northeast and East Central Oklahoma.
Alert Details
Extreme Heat Warning issued by NWS Tulsa OK. The alert is effective from August 15 at 11:26 AM CDT. It includes an Extreme Heat Warning until 8 PM CDT August 15, a Heat Advisory from 8 PM August 15 to noon CDT August 16, and a second Extreme Heat Warning from noon to 8 PM CDT August 16.
Affected Areas
Portions of east central and northeast Oklahoma including Washington, Nowata, Craig, Ottawa, Tulsa, Rogers, Mayes, Delaware, Creek, Okmulgee, Wagoner, Muskogee, and Southeast Osage 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Expected Conditions
Heat index values from 110 to 115 are expected both Saturday afternoon and Sunday afternoon. Overnight lows in the upper 70s to locally the mid 80s are expected Saturday night.
Timeline
First Extreme Heat Warning in effect until 8 PM CDT August 15. Heat Advisory from 8 PM August 15 to noon CDT August 16. Second Extreme Heat Warning from noon to 8 PM CDT August 16.
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 (1,266 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 15, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.