This alert is in force until 2 September 2026, 04:00 UTC.
It is the 13th strongest of the 17 detections recorded within 20 km of this point since 5 April 2026. The last comparable one was on 16 August 2026.
What the source measured
HEAT GOV reported: * WHAT...Heat index values up to 108 expected. * WHERE...Portions of southeast North Carolina and northeast South Carolina. * WHEN...From 11 AM to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
An estimated 42,720 people live within 50 km of this point.
Nearby, since 5 April 2026
- June 23, 2026 · score 39 · 4.1 km
- June 23, 2026 · score 39 · 14.8 km
How we know
One source: HEAT GOV. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100, at 69 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 28 / 100 |
| Our confidence | 69% |
| Coordinates | 34.2571, -79.2157 |
| Nearest City | Lumberton (45 km) |
| Population Exposed | 42.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-02T15:00:00.000Z |
| Source | http://www.weather.gov |
Score Breakdown
Technical Details
| Event | Heat Advisory |
| Urgency | Expected |
| Certainty | Likely |
| Onset | 2026-09-02T11:00:00-04:00 |
| Expires | 2026-09-02T00:00:00-04:00 |
| AreaDesc | Robeson; Bladen; Columbus; Inland Pender; Inland New Hanover; Inland Brunswick; Marlboro; Darlington; Dillon; Florence; Marion; Central Horry; Northern Horry |
| SenderName | NWS Wilmington NC |
| ZonesUsedForCentroid | 4 |
| ZoneCount | 13 |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 28/100 (United States), based on data from heat_gov. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.