This alert expired on 21 July 2026 at 20:00 UTC. It is kept here as a record.
No stronger detection stands among the 46 recorded within 20 km of this point since 16 March 2026 — one other scored the same. 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: Tornado Warning issued July 21 at 3:44PM EDT until July 21 at 4:00PM EDT by NWS Charleston WV
An estimated 30,991 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 22, 2026 · score 34 · 6.5 km
- May 23, 2026 · score 34 · 12.8 km
- July 11, 2026 · score 34 · 13.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 58 out of 100, at 79 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | critical |
| Calamity Score (ours) | 58 / 100 |
| Our confidence | 79% |
| Coordinates | 39.5845, -81.2024 |
| Nearest City | Parkersburg (47 km) |
| Population Exposed | 31.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-21T19:44:00.000Z |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Washington, OH; Monroe, OH |
| Headline | Tornado Warning issued July 21 at 3:44PM EDT until July 21 at 4:00PM EDT by NWS Charleston WV |
| Expires | 2026-07-21T16:00:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.df0c5e235a6ce5de23f0b0b305dcd389958f7fc5.001.1","noaa_urn:oid:2.49.0.1.840.0.8b3e05470c641e53f6f1d88cf37c7acb03c49d66.001.1"] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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 58/100, near Parkersburg (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.