Right now
The most recent data we hold from NOAA arrived 2 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
This alert expired on 20 September 2026 at 13:00 UTC. It is kept here as a record.
What the source measured
NOAA reported: Flash Flood Warning issued September 20 at 7:14AM EDT until September 20 at 9:00AM EDT by NWS Charleston WV
Urban PEI: 30,991 within a heuristic 50 km radius; not unique people.
How we know
3 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 28 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 v5. 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 |
| Legacy data-support index | 0.91/1 |
| Coordinates | 38.8300, -81.6294 |
| Nearest City | Parkersburg (49 km) |
| Urban exposure index (PEI) | 31.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-20T11:14:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.aaea24baaee9d7eabf182d1dc4cc7b0a68395820.001.1 |
Physical priority index · v5. 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: 2026-09-20T11:14:00.000Z.
First archived: 2026-09-20T11:17:20.390Z. 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 | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Calhoun, WV; Doddridge, WV; Gilmer, WV; Jackson, WV; Ritchie, WV; Roane, WV; Wirt, WV; Wood, WV; Clay, WV; Nicholas, WV; Pocahontas, WV; Randolph, WV; Webster, WV; Boyd, KY; Greenup, KY; Gallia, OH; Lawrence, OH; Cabell, WV; Jackson, WV; Kanawha, WV; Mason, WV; Putnam, WV; Roane, WV; Wayne, WV and 3 more areas |
| Headline | Flash Flood Warning issued September 20 at 7:14AM EDT until September 20 at 9:00AM EDT by NWS Charleston WV |
| Expires | 2026-09-20T09:00:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.aaea24baaee9d7eabf182d1dc4cc7b0a68395820.001.1","noaa_urn:oid:2.49.0.1.840.0.f35d47b963ee68eb4638b51b5284e559c5abaae8.001.1","noaa_urn:oid:2.49.0.1.840.0.685d5347b8c4663fd0e212ad21c45fb68570fc11.001.1","noaa_urn:oid:2.49.0.1.840.0.e74f4ffa26a91c591e92f5c60fb43bfc1e047eeb.001.1","noaa_urn:oid:2.49.0.1.840.0.f18adc51e4d918ef29eff2a5720d762607f89193.001.1","noaa_urn:oid:2.49.0.1.840.0.9838867d3a586f108707779ea73cd39f3c760eaa.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 2 SSE Parkersburg |
| Spc County | Wood |
| Spc State | WV |
| Spc Comments | Corrects previous tstm wnd dmg report from 2 SSE Parkersburg. Multiple trees down with power lines that have fallen across the road in the 4400 block of 12th Ave in Par (RLX) |
| Iem TypeSummary | F |
| Iem City | 1 NE Point Pleasant |
| Iem County | Mason |
| Iem State | WV |
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.
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