Right now
The most recent data we hold from NOAA arrived 3 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
10 other detections within 20 km in the last 24 hours, the nearest 6 km from here.
This alert expired on 12 September 2026 at 20:30 UTC. It is kept here as a record.
It is the 21st strongest of the 92 detections recorded within 20 km of this point since 17 March 2026. The last comparable one was on 4 September 2026. 14 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 12 at 3:55PM EDT until September 12 at 4:30PM EDT by NWS Charleston WV
An estimated 49,441 people live within 50 km of this point.
Nearby, since 17 March 2026
- September 13, 2026 · score 28 · 5.8 km
- August 2, 2026 · score 28 · 11.4 km
- August 5, 2026 · score 28 · 12.8 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 28 out of 100, at 84 % 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 | 84% |
| Coordinates | 39.7568, -80.0219 |
| Nearest City | Morgantown (15 km) |
| Population Exposed | 49.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-12T19:55:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.9826eaa66a0a5bd99846f46168c27e5018f4c569.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Barbour, WV; Taylor, WV; Allegheny, PA; Washington, PA; Westmoreland, PA |
| Headline | Severe Thunderstorm Warning issued September 12 at 3:55PM EDT until September 12 at 4:30PM EDT by NWS Charleston WV |
| Expires | 2026-09-12T16:30:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.9826eaa66a0a5bd99846f46168c27e5018f4c569.001.1","noaa_urn:oid:2.49.0.1.840.0.ae9d517f6c7f9ff64f912f4697b72e33c22ca354.001.1"] |
| Iem TypeSummary | F |
| Iem City | 2 NNE East Washington |
| Iem County | Washington |
| Iem State | PA |
| Iem Wfo | PBZ |
| Iem Remark | Flooded road. |
| MergedSources | [{"id":"iem_F_40.110_-80.290_1789241400000","source":"iem","severity":"low","severityValue":25,"timestamp":1789241400000,"latitude":40.11,"longitude":-80.29},{"id":"iem_F_40.140_-80.160_1789241640000","source":"iem","severity":"low","severityValue":25,"timestamp":1789241640000,"latitude":40.14,"longitude":-80.16},{"id":"iem_F_40.220_-80.190_1789241580000","source":"iem","severity":"low","severityValue":25,"timestamp":1789241580000,"latitude":40.22,"longitude":-80.19},{"id":"iem_F_40.200_-80.220_1789241520000","source":"iem","severity":"low","severityValue":25,"timestamp":1789241520000,"latitude":40.2,"longitude":-80.22}] |
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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