This alert expired on 17 March 2026 at 05:15 UTC. It is kept here as a record.
It is the 18th strongest of the 57 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued March 17 at 12:14AM EDT until March 17 at 1:15AM EDT by NWS Upton NY
An estimated 427,864 people live within 50 km of this point.
Nearby, since 12 March 2026
- June 22, 2026 · score 48 · 6.6 km
- May 20, 2026 · score 43 · 7.0 km
- June 22, 2026 · score 43 · 8.5 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, at 78 % 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) | 43 / 100 |
| Our confidence | 78% |
| Coordinates | 40.1073, -73.8432 |
| Nearest City | Asbury Park (19 km) |
| Population Exposed | 427.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-17T04:14:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | South Shore Bays from Jones Inlet through Shinnecock Bay; Fire Island Inlet NY to Moriches Inlet NY out 20 nm; Sandy Hook NJ to Fire Island Inlet NY out 20 nm; Waters from Fire Island Inlet NY to Moriches Inlet NY from 20 to 40 NM; Waters from Sandy Hook NJ to Fire Island Inlet out 20 to 40 nm; 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 out 20 to 40 nm; Waters from Little Egg Inlet NJ to Great Egg Inlet NJ out 20 to 40 nm from 20 to 40 NM; Waters from Great Egg Inlet NJ to Cape May NJ out 20 to 40 nm; New York Harbor and 1 more areas |
| Headline | Special Marine Warning issued March 17 at 12:14AM EDT until March 17 at 1:15AM EDT by NWS Upton NY |
| Expires | 2026-03-17T01:15:00-04:00 |
| SenderName | NWS Upton NY |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.c6ef2b22cec1bd7dedc31cb900f06ca62d3fe0c6.001.1","noaa_urn:oid:2.49.0.1.840.0.4385b360f263e332bd5b49dcd017029e9d856400.001.1","noaa_urn:oid:2.49.0.1.840.0.f433aea624b6bf70736d6004b602c1bad204a9b2.001.1","noaa_urn:oid:2.49.0.1.840.0.58dad4de79ecab41e0dab42ae9072c8046e3c146.001.1"] |
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 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.
Calamity.live data shows a weather event with CalamityScore 43/100, near Asbury Park (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.