Right now
The most recent data we hold from NOAA arrived 7 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
14 other detections within 20 km in the last 24 hours, the nearest 16 km from here.
This alert expired on 27 May 2026 at 21:00 UTC. It is kept here as a record.
No stronger detection stands among the 103 recorded within 20 km of this point since 16 March 2026 — 12 others scored the same. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 27 at 4:30PM EDT until May 27 at 5:00PM EDT by NWS Charleston WV
An estimated 30,991 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 7, 2026 · score 34 · 5.3 km
- June 27, 2026 · score 34 · 10.8 km
- September 4, 2026 · score 28 · 15.5 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 89 % 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) | 34 / 100 |
| Our confidence | 89% |
| Coordinates | 38.8588, -81.3292 |
| Nearest City | Parkersburg (50 km) |
| Population Exposed | 31.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-27T20:30:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.a59d5235ea09fea24c6b99ff346e62da |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Jackson, WV; Kanawha, WV; Mason, WV; Putnam, WV; Roane, WV; Braxton, WV; Doddridge, WV; Gilmer, WV; Lewis, WV |
| Headline | Severe Thunderstorm Warning issued May 27 at 4:30PM EDT until May 27 at 5:00PM EDT by NWS Charleston WV |
| Expires | 2026-05-27T17:00:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a59d5235ea09fea24c6b99ff346e62da5af93591.001.1","noaa_urn:oid:2.49.0.1.840.0.492333e329639a717a0da53e024242a89c16e92e.002.1"] |
| Iem TypeSummary | F |
| Iem City | 7 NW Glenville |
| Iem County | Gilmer |
| Iem State | WV |
| Iem Wfo | RLX |
| Iem Remark | Flooding observed at the intersection of Newberne Road and Jessie Run Road. |
| MergedSources | [{"id":"iem_F_38.960_-80.810_1779895800000","source":"iem","severity":"low","severityValue":25,"timestamp":1779895800000,"latitude":38.96,"longitude":-80.81},{"id":"iem_F_39.030_-80.780_1779892440000","source":"iem","severity":"low","severityValue":25,"timestamp":1779892440000,"latitude":39.03,"longitude":-80.78},{"id":"iem_E_39.040_-80.700_1779910500000","source":"iem","severity":"low","severityValue":25,"timestamp":1779910500000,"latitude":39.04,"longitude":-80.7},{"id":"iem_F_39.010_-80.930_1779892500000","source":"iem","severity":"low","severityValue":25,"timestamp":1779892500000,"latitude":39.01,"longitude":-80.93}] |
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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