Extreme Heat Warning for Lee, Phillips Counties AR and MS Delta Counties
This alert is no longer in effect.
NOAA issued it on August 18, 2026, 5 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 Memphis issues Extreme Heat Warning for parts of eastern Arkansas and northwest Mississippi from 11 AM to 8 PM CDT Wednesday with heat index values up to 114.
Read this weather record in 30 seconds
- Record type
- Extreme Heat Warning
- Affected area
- Eastern Arkansas and Northern Mississippi
- Issued
- August 18, 2026
- Issuing authority
- NWS Memphis TN
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 5 days ago; use the issuing agency's live warning service for current conditions in Eastern Arkansas and Northern Mississippi.
Alert Details
Extreme Heat Warning issued by NWS Memphis TN. Effective from 11 AM to 8 PM CDT Wednesday, August 19. A Heat Advisory remains in effect until 8 PM CDT this evening.
Affected Areas
Lee and Phillips Counties in Arkansas; Coahoma, Quitman, Tallahatchie, and Tunica Counties in Mississippi.
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 114 expected.
Timeline
Warning in effect from 11 AM CDT August 19 until 8 PM CDT August 19. Heat Advisory until 8 PM CDT August 18.
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 (665 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 18, 2026.
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Common questions about this NWS weather alert.