Right now
The most recent data we hold from NOAA arrived 15 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 7 June 2026 at 00:30 UTC. It is kept here as a record.
It is the 3rd strongest of the 339 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 6 at 7:36PM EDT until June 6 at 8:30PM EDT by NWS Mount Holly NJ
An estimated 3,525,327 people live within 50 km of this point.
Nearby, since 12 March 2026
- June 7, 2026 · score 52 · 0.3 km
- June 6, 2026 · score 52 · 0.3 km
- August 7, 2026 · score 52 · 5.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 79 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
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) | 52 / 100 |
| Our confidence | 79% |
| Coordinates | 39.9014, -74.7565 |
| Nearest City | Vincentown (3 km) |
| Population Exposed | 3.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-06T23:36:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.cd88d0103cbfe92b8ba429008f4cd0c4 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Delaware Bay waters north of East Point NJ to Slaughter Beach DE; Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 NM; Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out 20 NM; Waters from Sandy Hook NJ to Manasquan Inlet NJ from 20 to 40 NM; Waters from Manasquan Inlet NJ to Little Egg Inlet NJ from 20 to 60 NM; New York Harbor; South Shore Bays from Jones Inlet through Shinnecock Bay; Sandy Hook NJ to Fire Island Inlet NY out 20 NM; Waters from Sandy Hook NJ to Fire Island Inlet NY out 20 to 60 NM and 2 more areas |
| Headline | Special Marine Warning issued June 6 at 7:36PM EDT until June 6 at 8:30PM EDT by NWS Mount Holly NJ |
| Expires | 2026-06-06T20:30:00-04:00 |
| SenderName | NWS Mount Holly NJ |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.cd88d0103cbfe92b8ba429008f4cd0c44e22e8b5.001.1","noaa_urn:oid:2.49.0.1.840.0.18043b377fe3c2e6779eec2ed977ed3274db993c.001.1","noaa_urn:oid:2.49.0.1.840.0.280948d2d84573647ded6bbe14cc56284fb32146.001.1","noaa_urn:oid:2.49.0.1.840.0.c737308b6edef3ac4730a5d9c7345232a86f25d2.001.1","noaa_urn:oid:2.49.0.1.840.0.c0ada5a5ce12fcc4be694926b02653e57aa1d5cb.001.1","noaa_urn:oid:2.49.0.1.840.0.2eab0bc2ffec7ac29bc8b5e005d61e1a129079ff.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.
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