This alert expired on 5 August 2026 at 00:17 UTC. It is kept here as a record.
It is the 44th strongest of the 59 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 4 August 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued August 4 at 8:07PM EDT until August 4 at 8:15PM EDT by NWS Wakefield VA
Nearby, since 16 March 2026
- May 28, 2026 · score 22 · 5.9 km
- May 27, 2026 · score 39 · 8.4 km
- July 7, 2026 · score 39 · 11.1 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 16 out of 100, at 71 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 16 / 100 |
| Our confidence | 71% |
| Coordinates | 37.0150, -77.9045 |
| Nearest City | Petersburg (51 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-05T00:07:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.639eb668d3effd8b07a86c812006cb08 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Charles City, VA; Chesterfield, VA; Henrico, VA; City of Richmond, VA; Brunswick, VA; Dinwiddie, VA; Greensville, VA; Sussex, VA; Brunswick, VA; Lunenburg, VA; Mecklenburg, VA and 2 more areas |
| Headline | Flash Flood Warning issued August 4 at 8:07PM EDT until August 4 at 8:15PM EDT by NWS Wakefield VA |
| Expires | 2026-08-04T20:17:00-04:00 |
| SenderName | NWS Wakefield VA |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.639eb668d3effd8b07a86c812006cb0825a1afd7.001.1","noaa_urn:oid:2.49.0.1.840.0.9aa5cd64c81b47e85ca2c4004cf5eea0990c6e79.001.1","noaa_urn:oid:2.49.0.1.840.0.f65fd86a4e30537a2240c321ee9af21def7a87d7.001.1","noaa_urn:oid:2.49.0.1.840.0.6148af4d8adb5161d1a90a0296929eb042da111b.001.1","noaa_urn:oid:2.49.0.1.840.0.70f0911119ee31e231eafa35c4af77852b51a8a6.001.1"] |
| Iem TypeSummary | F |
| Iem City | 1 ENE Walkers |
| Iem County | Dinwiddie |
| Iem State | VA |
| Iem Wfo | AKQ |
| Iem Remark | Rt. 751 near US-460 in Dinwiddie County closed due to flooding. |
| MergedSources | [{"id":"iem_R_37.010_-78.200_1785881580000","source":"iem","severity":"low","severityValue":25,"timestamp":1785881580000,"latitude":37.01,"longitude":-78.2},{"id":"iem_F_37.020_-78.210_1785882600000","source":"iem","severity":"low","severityValue":25,"timestamp":1785882600000,"latitude":37.02,"longitude":-78.21},{"id":"iem_R_36.790_-78.500_1785876900000","source":"iem","severity":"low","severityValue":25,"timestamp":1785876900000,"latitude":36.79,"longitude":-78.5},{"id":"iem_F_37.160_-77.690_1785875460000","source":"iem","severity":"low","severityValue":25,"timestamp":1785875460000,"latitude":37.16,"longitude":-77.69},{"id":"iem_F_36.930_-78.080_1785883200000","source":"iem","severity":"low","severityValue":25,"timestamp":1785883200000,"latitude":36.93,"longitude":-78.08},{"id":"iem_F_37.160_-77.690_1785872280000","source":"iem","severity":"low","severityValue":25,"timestamp":1785872280000,"latitude":37.16,"longitude":-77.69}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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 16/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.