🌡️
Heat Advisory
◍ Pointe Coupee · USA · updated 8/21/2026, 3:50:00 PM
⏱ In effect until 1:00 AM UTC-5
Severity score
65/100
Confidence
High
Why this matters
* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 115 degrees expected. For the Heat Advisory, heat index values up to 112 degrees expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...For the Extreme Heat Warning, until 8 PM CDT this evening. For the Heat Advisory, from 11 AM to 8 PM CDT Saturday. * IMPACTS...Heat re
Key stats
Severity
Moderate
Certainty
Likely
Urgency
Expected
Severity over time
Timeline
- Heat Advisory8/21/2026, 3:50:00 PMHeat Advisory issued August 21 at 10:50AM CDT until August 22 at 8:00PM CDT by NWS New Orleans LA
Sources & attribution
OfficialNWS NWS New Orleans LAupdated 8/21/2026, 3:50:00 PM
OfficialNWS NWS Tallahassee FLupdated 8/21/2026, 11:09:00 AM
OfficialNWS NWS Mobile ALupdated 8/21/2026, 10:11:00 AM
OfficialNWS NWS Pocatello IDupdated 8/21/2026, 8:01:00 AM
OfficialNWS NWS Wilmington NCupdated 8/21/2026, 6:12:00 AM
OfficialNWS NWS Charleston SCupdated 8/21/2026, 6:04:00 AM
OfficialNWS NWS Shreveport LAupdated 8/21/2026, 5:29:00 AM
OfficialNWS NWS Miami FLupdated 8/21/2026, 5:15:00 AM
OfficialNWS NWS Newport/Morehead City NCupdated 8/21/2026, 5:13:00 AM
OfficialNWS NWS Jacksonville FLupdated 8/21/2026, 4:46:00 AM
OfficialNWS NWS Lake Charles LAupdated 8/21/2026, 4:09:00 AM
OfficialNWS NWS Amarillo TXupdated 8/21/2026, 4:04:00 AM
OfficialNWS NWS Tulsa OKupdated 8/21/2026, 4:03:00 AM
OfficialNWS NWS Corpus Christi TXupdated 8/21/2026, 3:48:00 AM
OfficialNWS NWS Salt Lake City UTupdated 8/21/2026, 3:43:00 AM
OfficialNWS NWS Missoula MTupdated 8/20/2026, 4:25:00 PM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.