This alert expired on 2 September 2026 at 02:30 UTC. It is kept here as a record.
It is the 68th strongest of the 102 detections recorded within 20 km of this point since 11 March 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Special Marine Warning issued September 1 at 9:35PM EDT until September 1 at 10:30PM EDT by NWS Mount Holly NJ
An estimated 286,130 people live within 50 km of this point.
Nearby, since 11 March 2026
- August 27, 2026 · score 43 · 2.3 km
- June 12, 2026 · score 37 · 8.5 km
- May 14, 2026 · score 43 · 10.7 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 37 out of 100, at 92 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 37 / 100 |
| Our confidence | 92% |
| Coordinates | 39.3291, -75.2711 |
| Nearest City | Bridgeton (12 km) |
| Population Exposed | 286.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-02T01:35:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.e5b7d3751357000923d9ef26624fd80dc35e5acc.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out 20 NM; Coastal waters from Little Egg Inlet to Great Egg Inlet NJ out 20 NM; Coastal waters from Great Egg Inlet to Cape May NJ out 20 NM; Waters from Manasquan Inlet NJ to Little Egg Inlet NJ from 20 to 60 NM; Waters from Little Egg Inlet NJ to Great Egg Inlet NJ from 20 to 60 NM; Waters from Great Egg Inlet NJ to Cape May NJ from 20 to 60 NM; Chesapeake Bay north of Pooles Island MD; Chesapeake Bay from Pooles Island to Sandy Point MD; Delaware Bay waters north of East Point NJ to Slaughter Beach DE; Delaware Bay waters south of East Point NJ to Slaughter Beach DE; Coastal waters from Great Egg Inlet to Cape May NJ out 20 NM; Coastal waters from Cape May NJ to Cape Henlopen DE out 20 NM; Coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM |
| Headline | Special Marine Warning issued September 1 at 9:35PM EDT until September 1 at 10:30PM EDT by NWS Mount Holly NJ |
| Expires | 2026-09-01T22:30:00-04:00 |
| SenderName | NWS Mount Holly NJ |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.e5b7d3751357000923d9ef26624fd80dc35e5acc.001.1","noaa_urn:oid:2.49.0.1.840.0.5999568279c3ea09a822b703ea854500e89047e3.001.1","noaa_urn:oid:2.49.0.1.840.0.b9ac06987ec408dedd29fc758e62e5a4a7bb2cbe.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 1 SSE Salem |
| Spc County | Salem |
| Spc State | NJ |
| Spc Comments | Downed Tree on NJ 49 Both Directions East of CR 658/Keasbey St/Yorke St (Salem)... All lanes closed eastbound; All lanes closed westbound. Time estimated from radar. (PHI) |
| Iem TypeSummary | M |
| Iem Magnitude | 68 |
| Iem Unit | MPH |
| Iem City | 1 WNW Elsinboro Twp |
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 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.
Want to know when something happens near Bridgeton?
Calamity.live data shows a weather event with CalamityScore 37/100, near Bridgeton (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.