This alert expired on 3 August 2026 at 21:00 UTC. It is kept here as a record.
It is the 5th strongest of the 155 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 29 July 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued August 3 at 2:53PM EDT until August 3 at 5:00PM EDT by NWS Mount Holly NJ
An estimated 338,325 people live within 50 km of this point.
Nearby, since 12 March 2026
- August 31, 2026 · score 43 · 4.3 km
- July 27, 2026 · score 37 · 4.7 km
- March 12, 2026 · score 43 · 5.1 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 43 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) | 43 / 100 |
| Our confidence | 92% |
| Coordinates | 39.8664, -74.0691 |
| Nearest City | Bayville (8 km) |
| Population Exposed | 338.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-03T18:53:00.000Z |
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; Waters from Manasquan Inlet NJ to Little Egg Inlet NJ from 20 to 60 NM |
| Headline | Special Marine Warning issued August 3 at 2:53PM EDT until August 3 at 5:00PM EDT by NWS Mount Holly NJ |
| Expires | 2026-08-03T17:00:00-04:00 |
| SenderName | NWS Mount Holly NJ |
| HasExactCoords | true |
| Iem TypeSummary | O |
| Iem City | 2 WSW Ocean Twp. |
| Iem County | Monmouth |
| Iem State | NJ |
| Iem Wfo | PHI |
| Iem Remark | Downed tree on Garden State Parkway southbound South of Exit 102 - Asbury Ave (Tinton Falls) 1 Right lane of 4 lanes blocked. Tree blown down due to saturated ground. |
| MergedSources | [{"id":"iem_F_40.180_-74.030_1785783420000","source":"iem","severity":"low","severityValue":25,"timestamp":1785783420000,"latitude":40.18,"longitude":-74.03},{"id":"iem_O_40.240_-74.090_1785783900000","source":"iem","severity":"low","severityValue":25,"timestamp":1785783900000,"latitude":40.24,"longitude":-74.09}] |
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 Bayville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.