Right now
The most recent data we hold from NOAA arrived 8 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest 5 km from here.
This alert expired on 27 May 2026 at 20:00 UTC. It is kept here as a record.
It is the 18th strongest of the 154 detections recorded within 20 km of this point since 17 March 2026. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 27 at 3:31PM EDT until May 27 at 4:00PM EDT by NWS Pittsburgh PA
An estimated 34,885 people live within 50 km of this point.
Nearby, since 17 March 2026
- May 27, 2026 · score 39 · 5.8 km
- August 8, 2026 · score 34 · 10.7 km
- August 7, 2026 · score 34 · 10.7 km
How we know
Confirmed by 9 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 90 % 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 | 90% |
| Coordinates | 39.4481, -80.5233 |
| Nearest City | Clarksburg (24 km) |
| Population Exposed | 34.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-27T19:31:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.c08bc79e0dce5991691cf5978bd1ff02 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Marion, WV; Wetzel, WV; Doddridge, WV; Harrison, WV |
| Headline | Severe Thunderstorm Warning issued May 27 at 3:31PM EDT until May 27 at 4:00PM EDT by NWS Pittsburgh PA |
| Expires | 2026-05-27T16:00:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.c08bc79e0dce5991691cf5978bd1ff02e19e95b8.001.1","noaa_urn:oid:2.49.0.1.840.0.697e5c2352167dc63586147fe9b998d6ad9ec498.001.1"] |
| Iem TypeSummary | F |
| Iem City | 2 NE Montrose |
| Iem County | Randolph |
| Iem State | WV |
| Iem Wfo | RLX |
| Iem Remark | Parsons Road is closed in spots due to high water issues. |
| MergedSources | [{"id":"iem_F_39.120_-80.040_1779895500000","source":"iem","severity":"low","severityValue":25,"timestamp":1779895500000,"latitude":39.12,"longitude":-80.04},{"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_39.100_-80.470_1779891420000","source":"iem","severity":"low","severityValue":25,"timestamp":1779891420000,"latitude":39.1,"longitude":-80.47},{"id":"iem_F_39.030_-80.780_1779892440000","source":"iem","severity":"low","severityValue":25,"timestamp":1779892440000,"latitude":39.03,"longitude":-80.78},{"id":"iem_F_39.150_-80.050_1779892380000","source":"iem","severity":"low","severityValue":25,"timestamp":1779892380000,"latitude":39.15,"longitude":-80.05},{"id":"iem_F_39.090_-80.100_1779892440000","source":"iem","severity":"low","severityValue":25,"timestamp":1779892440000,"latitude":39.09,"longitude":-80.1},{"id":"iem_F_39.010_-80.930_1779892500000","source":"iem","severity":"low","severityValue":25,"timestamp":1779892500000,"latitude":39.01,"longitude":-80.93},{"id":"iem_F_39.090_-79.790_1779895140000","source":"iem","severity":"low","severityValue":25,"timestamp":1779895140000,"latitude":39.09,"longitude":-79.79}] |
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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