Right now
The most recent data we hold from HEAT GOV arrived 8 hours ago, and this point is in it.
2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
This alert expired on 14 September 2026 at 01:15 UTC. It is kept here as a record.
It is the 5th strongest of the 13 detections recorded within 20 km of this point since 25 April 2026. The last comparable one was on 13 September 2026. 5 more were recorded here in the fortnight before it.
What the source measured
HEAT GOV reported: * WHAT...Heat index values up to 110 expected. * WHERE...Portions of central and south Mississippi, southeast Arkansas, and northeast Louisiana. * WHEN...For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Monday. * IMPACTS...Hot tempe...
An estimated 48,385 people live within 50 km of this point.
Nearby, since 25 April 2026
- September 13, 2026 · score 28 · 0.0 km
- September 2, 2026 · score 28 · 0.0 km
- September 7, 2026 · score 28 · 8.6 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.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 28 / 100 |
| Our confidence | 69% |
| Coordinates | 32.5602, -90.7674 |
| Nearest City | Vicksburg (26 km) |
| Population Exposed | 48.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-14T16:00:00.000Z |
| Source | http://www.weather.gov |
Score Breakdown
Technical Details
| Event | Heat Advisory |
| Urgency | Expected |
| Certainty | Likely |
| Onset | 2026-09-14T11:00:00-05:00 |
| Expires | 2026-09-13T20:15:00-05:00 |
| AreaDesc | Ashley; Chicot; Morehouse; West Carroll; East Carroll; Richland; Madison; Franklin; Catahoula; Tensas; Concordia; Bolivar; Sunflower; Leflore; Grenada; Carroll; Washington; Humphreys; Holmes; Issaquena; Sharkey; Yazoo; Madison; Warren; Hinds; Rankin; Claiborne; Copiah; Simpson; Jefferson; Adams; Franklin; Lincoln; Lawrence; Jefferson Davis; Marion |
| SenderName | NWS Jackson MS |
| ZonesUsedForCentroid | 12 |
| ZoneCount | 36 |
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 8 March 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 near Vicksburg?