This alert expired on 2 September 2026 at 01:00 UTC. It is kept here as a record.
It is the 18th strongest of the 60 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 1 September 2026.
What the source measured
NOAA reported: Flash Flood Warning issued September 1 at 8:07PM EDT until September 1 at 9:00PM EDT by NWS Upton NY
An estimated 312,515 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 6, 2026 · score 43 · 5.1 km
- July 15, 2026 · score 43 · 9.8 km
- September 2, 2026 · score 37 · 13.1 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 37 out of 100, at 85 % 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) | 37 / 100 |
| Our confidence | 85% |
| Coordinates | 40.8701, -75.6156 |
| Nearest City | Whitehall Township (24 km) |
| Population Exposed | 312.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-02T00:07:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d9f8edbf96fc0b9db8b231e93513e2e557fb86c1.002.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Union, NJ; Luzerne, PA; Schuylkill, PA and 3 more areas |
| Headline | Flash Flood Warning issued September 1 at 8:07PM EDT until September 1 at 9:00PM EDT by NWS Upton NY |
| Expires | 2026-09-01T21:00:00-04:00 |
| SenderName | NWS Upton NY |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d9f8edbf96fc0b9db8b231e93513e2e557fb86c1.002.1","noaa_urn:oid:2.49.0.1.840.0.25031e14cfb3c53b7a82f57b57e06118ae9c21c3.001.1","noaa_urn:oid:2.49.0.1.840.0.5644192ce357220c3d59fea26351b0fdfbf7a6ef.001.1","noaa_urn:oid:2.49.0.1.840.0.645d806ba5043482f062f09889b195605bcb2209.001.1","noaa_urn:oid:2.49.0.1.840.0.1f1cfaae697ac69b563bbea5e5db2b97b8c88cc0.001.1","noaa_urn:oid:2.49.0.1.840.0.7447874e31e9031da81d7cfe647ede04f194df91.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 1 WSW Nuangola |
| Spc County | Luzerne |
| Spc State | PA |
| Spc Comments | As per county dispatch... tree down on wires... involving Slocum Road. Radar-estimated time. (BGM) |
| MergedSources | [{"id":"spc_wind_41.23_-76.14_11","source":"spc","severity":"medium","severityValue":45,"timestamp":1788307849089,"latitude":41.23,"longitude":-76.14},{"id":"spc_wind_41.15_-76.00_15","source":"spc","severity":"medium","severityValue":45,"timestamp":1788307849089,"latitude":41.15,"longitude":-76}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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 Whitehall Township?
Calamity.live data shows a weather event with CalamityScore 37/100, near Whitehall Township (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.