Extreme Heat Warning Issued for Eastern Oklahoma and Western Arkansas
This alert is no longer in effect.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 parts of eastern Oklahoma and western Arkansas until 8 PM CDT Saturday with heat index values of 110-115 expected.
Read this weather record in 30 seconds
- Record type
- Extreme Heat Warning
- Affected area
- Eastern Oklahoma and Western Arkansas
- 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 Eastern Oklahoma and Western Arkansas.
Alert Details
An Extreme Heat Warning has been issued by the National Weather Service Tulsa OK. The alert is effective from 11:26 AM CDT on August 15, 2026, until 8:00 PM CDT on August 15, 2026.
Affected Areas
The warning covers North and Central Sebastian and Southern Crawford counties in Arkansas, and Okfuskee, McIntosh, Pittsburg, Haskell, Northern Le Flore, and Central and Southern Sequoyah counties in Oklahoma.
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 lower 80s are expected Saturday night.
Timeline
The first Extreme Heat Warning is in effect until 8 PM CDT August 15. A Heat Advisory follows from 8 PM CDT August 15 to noon CDT August 16. A second Extreme Heat Warning is scheduled from noon to 8 PM CDT August 16.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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 (1,204 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 15, 2026.
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