This alert is in force until 2 September 2026, 18:00 UTC.
It is the 39th strongest of the 58 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 14 August 2026.
What the source measured
HEAT GOV reported: * WHAT...Heat index values between 103 and 107 degrees expected. * WHERE...Portions of central and south central Virginia. * WHEN...From 11 AM this morning to 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Overnight lows in t...
An estimated 18,320 people live within 50 km of this point.
Nearby, since 16 March 2026
- March 16, 2026 · score 22 · 14.5 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 | 37.4507, -78.1200 |
| Nearest City | Midlothian (42 km) |
| Population Exposed | 18.3K 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 | 2026-09-02T14:00:00-04:00 |
| AreaDesc | Fluvanna; Prince Edward; Cumberland; Goochland; Mecklenburg; Lunenburg; Nottoway; Amelia; Powhatan; Western Louisa; Eastern Louisa |
| SenderName | NWS Wakefield VA |
| ZonesUsedForCentroid | 11 |
| ZoneCount | 11 |
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 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.