Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 14 June 2026 at 23:00 UTC. It is kept here as a record.
No stronger detection stands among the 64 recorded within 20 km of this point since 17 March 2026 — 12 others scored the same. The last comparable one was on 20 May 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 14 at 6:17PM EDT until June 14 at 7:00PM EDT by NWS Pittsburgh PA
Urban PEI: 148,302 within a heuristic 50 km radius; not unique people.
Nearby, since 17 March 2026
- July 18, 2026 · score 43 · 11.2 km
- August 10, 2026 · score 43 · 12.0 km
- May 20, 2026 · score 43 · 13.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 43 / 100 |
| Legacy data-support index | 0.80/1 |
| Coordinates | 39.7556, -77.7665 |
| Nearest City | Hagerstown (13 km) |
| Urban exposure index (PEI) | 148.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-14T22:17:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.eb32663e6618233598d9284b8bcb2bfb |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-06-14T22:17:00.000Z.
First archived: 2026-06-14T22:19:09.082Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Belmont, OH; Allegheny, PA; Armstrong, PA; Butler, PA; Greene, PA; Washington, PA; Westmoreland, PA; Brooke, WV; Marshall, WV; Ohio, WV; Clarion, PA; Forest, PA; Centre, PA; Clinton, PA and 14 more areas |
| Headline | Severe Thunderstorm Warning issued June 14 at 6:17PM EDT until June 14 at 7:00PM EDT by NWS Pittsburgh PA |
| Expires | 2026-06-14T19:00:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
| MergedCount | 17 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.eb32663e6618233598d9284b8bcb2bfbb3858577.002.1","noaa_urn:oid:2.49.0.1.840.0.a3a595d48b012917a909f7771ed03c7d6f38e202.002.1","noaa_urn:oid:2.49.0.1.840.0.9c14cae309f8b87cc4600a6f0a218d82fc05c6ac.001.1","noaa_urn:oid:2.49.0.1.840.0.2eb9f46bada8541df1ce48d7488844ca10546898.002.1","noaa_urn:oid:2.49.0.1.840.0.dd97be7cde4c1578ac30ad4f77a6ed1eedc7d788.001.1","noaa_urn:oid:2.49.0.1.840.0.33acb7046e41ad57d143fa859b98fee1dade11fe.002.1","noaa_urn:oid:2.49.0.1.840.0.e7d907cfce4ee1bb91dc118863f2700084c935b5.001.1","noaa_urn:oid:2.49.0.1.840.0.a62afbcf3da4b39e285e9759ea61bb382e7cd54e.001.1","noaa_urn:oid:2.49.0.1.840.0.c8d1553a851b50fd3e695193a42d287a9d6c0e80.001.1","noaa_urn:oid:2.49.0.1.840.0.789b7a1626a813d20d35140f6f2bdcae8d677720.002.1","noaa_urn:oid:2.49.0.1.840.0.beb23550d46225e86d0e2657f55056a39dbebf8c.001.1","noaa_urn:oid:2.49.0.1.840.0.052fdaac3ec7360c5077b8faecd5eea5a9f31a13.001.1","noaa_urn:oid:2.49.0.1.840.0.4919c98e499be749fad9854c2a476026dc845e14.001.1","noaa_urn:oid:2.49.0.1.840.0.5e874bea37968c76334ba90a4aef24090d56d084.001.1","noaa_urn:oid:2.49.0.1.840.0.27a46bb2f00d63ab214520f691a94491a86d6a2d.001.1","noaa_urn:oid:2.49.0.1.840.0.bbee0eefdb96215047a18ee00f65fa2282cc3b02.001.1","noaa_urn:oid:2.49.0.1.840.0.9892cb8a9ec25cc3deea05ab5bca2283ac8055ed.001.1"] |
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 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.
Review the area, threshold and delivery channel in your account.
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