🌡️
Heat Advisory
◍ Logan · USA · updated 8/21/2026, 5:09:00 PM
⏱ In effect until 9:00 PM UTC-5
Severity score
65/100
Confidence
High
Why this matters
* WHAT...Heat index values up to 105. * WHERE...Logan County. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Key stats
Severity
Moderate
Certainty
Likely
Urgency
Expected
Timeline
- Heat Advisory8/21/2026, 5:09:00 PMHeat Advisory issued August 21 at 12:09PM CDT until August 21 at 9:00PM CDT by NWS Norman OK
Sources & attribution
OfficialNWS NWS Norman OKupdated 8/21/2026, 5:09:00 PM
OfficialNWS NWS Norman OKupdated 8/21/2026, 5:09:00 PM
OfficialNWS NWS Norman OKupdated 8/21/2026, 5:09:00 PM
OfficialNWS NWS Lake Charles LAupdated 8/21/2026, 4:54:00 PM
OfficialNWS NWS Lake Charles LAupdated 8/21/2026, 4:54:00 PM
OfficialNWS NWS Shreveport LAupdated 8/21/2026, 4:21:00 PM
OfficialNWS NWS San Angelo TXupdated 8/21/2026, 4:19:00 PM
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 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 Amarillo TXupdated 8/21/2026, 4:04:00 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.