Extreme Heat Warning for Lonoke, Prairie, Monroe, Arkansas 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This alert is no longer in effect.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 Little Rock has issued an Extreme Heat Warning for four Arkansas counties from 11 AM to 8 PM CDT Wednesday, with heat index values at or above 110 expected.
Read this weather record in 30 seconds
- Record type
- Extreme Heat Warning
- Affected area
- Central Arkansas
- Issued
- August 18, 2026
- Issuing authority
- NWS Little Rock AR
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 Central Arkansas.
Alert Details
Extreme Heat Warning issued by NWS Little Rock AR. The warning is in effect from 11 AM to 8 PM CDT Wednesday, August 19. A Heat Advisory remains in effect until 8 PM CDT this evening, August 18.
Affected Areas
Lonoke, Prairie, Monroe, and Arkansas 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
For the Heat Advisory, heat index values up to 109. For the Extreme Heat Warning, dangerously hot conditions with heat index values at or above 110 expected.
Timeline
Alert sent and effective August 18 at 11:46 AM CDT. Extreme Heat Warning onset August 19 at 11:00 AM CDT and ends August 19 at 8:00 PM CDT.
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 (755 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.