Severe Weather in United States
Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 5 September 2026 at 02:00 UTC. It is kept here as a record.
No stronger detection stands among the 39 recorded within 20 km of this point since 16 March 2026 — 35 others scored the same. The last comparable one was on 4 September 2026.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued September 4 at 8:48PM EDT until September 4 at 9:00PM EDT by NWS Wakefield VA
Urban PEI: 145,329 within a heuristic 50 km radius; not unique people.
Nearby, since 16 March 2026
- September 4, 2026 · score 37 · 0.0 km
- September 2, 2026 · score 37 · 0.0 km
- August 11, 2026 · 0.0 km
How we know
3 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 37 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 37 / 100 |
| Legacy data-support index | 0.91/1 |
| Coordinates | 37.4000, -78.7000 |
| Nearest City | Lynchburg (39 km) |
| Urban exposure index (PEI) | 145.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-05T00:48:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.3cc774b97308e393092a1ab30bf32dc3673dc873.001.1 |
Physical priority index · v4 (historical). Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-09-05T00:48:00.000Z.
First archived: 2026-09-05T00:52:25.547Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Brunswick, VA; Charles City, VA; Dinwiddie, VA; Gloucester, VA; Greensville, VA; Isle of Wight, VA; James City, VA; Lunenburg, VA; Mathews, VA; Mecklenburg, VA; Prince George, VA; Southampton, VA; Surry, VA; Sussex, VA; York, VA; City of Chesapeake, VA; City of Colonial Heights, VA; City of Emporia, VA; City of Franklin, VA; City of Hampton, VA; City of Hopewell, VA; City of Newport News, VA; City of Norfolk, VA; City of Petersburg, VA; City of Poquoson, VA; City of Portsmouth, VA; City of Suffolk, VA; City of Virginia Beach, VA; City of Williamsburg, VA |
| Headline | Severe Thunderstorm Watch issued September 4 at 8:48PM EDT until September 4 at 9:00PM EDT by NWS Wakefield VA |
| Expires | 2026-09-04T22:00:00-04:00 |
| SenderName | NWS Wakefield VA |
| HasExactCoords | false |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 5 NNE Bedford |
| Spc County | Bedford |
| Spc State | VA |
| Spc Comments | Thunderstorm winds blew down one tree that fell on to a power line at the intersection of Big Island Highway and Keytown Road. (RNK) |
| Iem TypeSummary | D |
| Iem City | 2 SSW Bent Creek |
| Iem County | Appomattox |
| Iem State | VA |
| Iem Wfo | RNK |
| Iem Remark | Tree down on Cove Mountain Road. |
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.
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