This alert is in force until 4 September 2026, 02:00 UTC.
It is the 79th strongest of the 108 detections recorded within 20 km of this point since 27 March 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued September 3 at 3:11PM EDT until September 3 at 10:00PM EDT by NWS Wilmington OH
An estimated 1,247,659 people live within 50 km of this point.
Nearby, since 27 March 2026
- September 2, 2026 · score 46 · 0.0 km
- August 11, 2026 · score 52 · 0.0 km
- August 10, 2026 · score 52 · 0.0 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 86 % 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) | 46 / 100 |
| Our confidence | 86% |
| Coordinates | 40.4000, -82.9000 |
| Nearest City | Delaware (18 km) |
| Population Exposed | 1.2M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-03T19:11:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d492255fed7ccabcfd31339ee44403b397fd1cd2.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Delaware, OH; Licking, OH; Morgan, OH; Perry, OH; Washington, OH; Barbour, WV; Doddridge, WV; Harrison, WV; Pleasants, WV; Taylor, WV; Tyler, WV; Belmont, OH; Carroll, OH; Columbiana, OH; Coshocton, OH; Guernsey, OH; Harrison, OH; Jefferson, OH; Monroe, OH; Muskingum, OH; Noble, OH; Tuscarawas, OH; Allegheny, PA; Armstrong, PA; Beaver, PA; Butler, PA; Clarion, PA; Fayette, PA; Forest, PA; Greene, PA; Indiana, PA; Jefferson, PA; Lawrence, PA; Mercer, PA; Venango, PA; Washington, PA; Westmoreland, PA; Brooke, WV; Hancock, WV; Marion, WV; Marshall, WV; Monongalia, WV; Ohio, WV; Preston, WV; Tucker, WV; Wetzel, WV and 1 more areas |
| Headline | Severe Thunderstorm Watch issued September 3 at 3:11PM EDT until September 3 at 10:00PM EDT by NWS Wilmington OH |
| Expires | 2026-09-03T22:00:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | false |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d492255fed7ccabcfd31339ee44403b397fd1cd2.001.1","noaa_urn:oid:2.49.0.1.840.0.3b6435c2576b3f0b4d4f26fd375b9c14dbf09545.001.1","noaa_urn:oid:2.49.0.1.840.0.a2242e39a8188fb5aa93faac06d99f2c399cc63c.001.1","noaa_urn:oid:2.49.0.1.840.0.19c5a6939db5195211ab51a53435b3f322a75da1.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 2 NW Hebron |
| Spc County | Licking |
| Spc State | OH |
| Spc Comments | Trees down on Beaver Run Road Southeast near Canyon Road Southeast. Time estimated from radar. (ILN) |
| MergedSources | [{"id":"spc_wind_39.98_-82.51_26","source":"spc","severity":"medium","severityValue":45,"timestamp":1788459780000,"latitude":39.98,"longitude":-82.51}] |
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.
Want to know when something happens near Delaware?
Calamity.live data shows a weather event with CalamityScore 46/100, near Delaware (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.