This alert is in force until 4 September 2026, 02:15 UTC.
It is the 20th strongest of the 104 detections recorded within 20 km of this point since 17 March 2026. The last comparable one was on 2 September 2026.
What the source measured
HEAT GOV reported: * WHAT...Heat index values of 105 to 109 degrees. * WHERE...Portions of central, east central, south central, and southeast Virginia. * WHEN...For the first Heat Advisory, until 8 PM EDT this evening. For the second Heat Advisory, from 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and...
An estimated 511,761 people live within 50 km of this point.
Nearby, since 17 March 2026
- July 22, 2026 · score 48 · 4.7 km
- September 2, 2026 · score 41 · 4.8 km
- August 5, 2026 · score 41 · 7.9 km
How we know
One source: HEAT GOV. Not yet confirmed by a second, independent source.
Our own score for this event is 41 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) | 41 / 100 |
| Our confidence | 69% |
| Coordinates | 37.3200, -77.3129 |
| Nearest City | Hopewell (3 km) |
| Population Exposed | 511.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-04T15:00:00.000Z |
| Source | http://www.weather.gov |
Score Breakdown
Technical Details
| Event | Heat Advisory |
| Urgency | Expected |
| Certainty | Likely |
| Onset | 2026-09-04T11:00:00-04:00 |
| Expires | 2026-09-03T22:15:00-04:00 |
| AreaDesc | Dinwiddie; Prince George; Charles City; New Kent; Greensville; Sussex; Surry; James City; Southampton; Chesapeake; Western Hanover; Eastern Hanover; Western Chesterfield; Eastern Chesterfield (Including Col. Heights); Western Henrico (Including the City of Richmond); Eastern Henrico; Western King William; Eastern King William; Western King and Queen; Eastern King and Queen; Isle of Wight; Suffolk |
| SenderName | NWS Wakefield VA |
| ZonesUsedForCentroid | 9 |
| ZoneCount | 22 |
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 Hopewell?
Calamity.live data shows a weather event with CalamityScore 41/100, near Hopewell (United States), based on data from heat_gov. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.