This alert expired on 10 August 2026 at 17:15 UTC. It is kept here as a record.
It is the 4th strongest of the 67 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 10 at 12:38PM EDT until August 10 at 1:15PM EDT by NWS Charleston WV
An estimated 81,533 people live within 50 km of this point.
Nearby, since 12 March 2026
- March 12, 2026 · score 39 · 6.5 km
- July 5, 2026 · score 39 · 10.9 km
- July 5, 2026 · score 39 · 12.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 39 / 100 |
| Our confidence | 81% |
| Coordinates | 39.6244, -81.6758 |
| Nearest City | Parkersburg (41 km) |
| Population Exposed | 81.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-10T16:38:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Athens, OH; Morgan, OH; Perry, OH; Vinton, OH; Fairfield, OH; Hocking, OH; Pickaway, OH; Ross, OH; Washington, OH; Pleasants, WV; Tyler, WV; Wood, WV and 2 more areas |
| Headline | Severe Thunderstorm Warning issued August 10 at 12:38PM EDT until August 10 at 1:15PM EDT by NWS Charleston WV |
| Expires | 2026-08-10T13:15:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1d219ac2b89bdf4a919007464b01754285b765bb.001.1","noaa_urn:oid:2.49.0.1.840.0.ab9a12dd0f649d38c08481e5db72a11b59b4e632.001.1","noaa_urn:oid:2.49.0.1.840.0.45c8f9ec9a345fc2a2cb7ab48febdb92a7632c5b.001.1","noaa_urn:oid:2.49.0.1.840.0.d2c38bb139767676f3f92d2666d2b083edfd1d2f.001.1","noaa_urn:oid:2.49.0.1.840.0.b9d133da102e7c09124f43e1650f19bcdb98fe15.002.1"] |
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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 39/100, near Parkersburg (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.