Right now
The most recent data we hold from NOAA arrived 23 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 2 August 2026 at 22:15 UTC. It is kept here as a record.
It is the 27th strongest of the 123 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 2 at 5:27PM EDT until August 2 at 6:15PM EDT by NWS Pittsburgh PA
Urban PEI: 692,706 within a heuristic 50 km radius; not unique people.
Nearby, since 15 March 2026
- August 2, 2026 · score 72 · 3.7 km
- September 9, 2026 · score 72 · 7.3 km
- September 9, 2026 · score 41 · 7.8 km
How we know
9 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 41 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) | 41 / 100 |
| Legacy data-support index | 0.91/1 |
| Coordinates | 40.5860, -80.2860 |
| Nearest City | Cranberry Township (18 km) |
| Urban exposure index (PEI) | 692.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-02T21:27:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5cbc0bc71b1704319ee3597b596131afd2ebb863.001.1 |
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: 2026-08-02T21:27:00.000Z.
First archived: 2026-08-02T21:37:41.000Z. 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 | Allegheny, PA; Beaver, PA; Butler, PA |
| Headline | Severe Thunderstorm Warning issued August 2 at 5:27PM EDT until August 2 at 6:15PM EDT by NWS Pittsburgh PA |
| Expires | 2026-08-02T18:15:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
| Iem TypeSummary | F |
| Iem City | 1 WSW Steubenville |
| Iem County | Jefferson |
| Iem State | OH |
| Iem Wfo | PBZ |
| Iem Remark | Reports of flooding and a road closure near the intersection of Sinclair Avenue and John Scott Highway. |
| Google News RssFeed | weather |
| Google News SourceName | Pittsburgh Post-Gazette |
| MergedSources | [{"id":"iem_F_40.510_-80.620_1785692400000","source":"iem","severity":"low","severityValue":25,"timestamp":1785692400000,"latitude":40.51,"longitude":-80.62},{"id":"iem_F_40.590_-80.230_1785694440000","source":"iem","severity":"low","severityValue":25,"timestamp":1785694440000,"latitude":40.59,"longitude":-80.23},{"id":"iem_F_40.860_-79.900_1785699000000","source":"iem","severity":"low","severityValue":25,"timestamp":1785699000000,"latitude":40.86,"longitude":-79.9},{"id":"iem_D_40.490_-80.420_1785691680000","source":"iem","severity":"low","severityValue":25,"timestamp":1785691680000,"latitude":40.49,"longitude":-80.42},{"id":"iem_F_40.360_-80.700_1785694500000","source":"iem","severity":"low","severityValue":25,"timestamp":1785694500000,"latitude":40.36,"longitude":-80.7},{"id":"iem_F_40.720_-80.290_1785695340000","source":"iem","severity":"low","severityValue":25,"timestamp":1785695340000,"latitude":40.72,"longitude":-80.29},{"id":"iem_F_40.360_-80.660_1785692700000","source":"iem","severity":"low","severityValue":25,"timestamp":1785692700000,"latitude":40.36,"longitude":-80.66},{"id":"gnews_weather_496029_232","source":"google_news","severity":"medium","severityValue":40,"timestamp":1785706083000,"latitude":40.44,"longitude":-80}] |
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.
Want to know when something happens near Cranberry Township?