This alert expired on 10 July 2026 at 02:45 UTC. It is kept here as a record.
It is the 8th strongest of the 29 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 6 July 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 9 at 9:51PM EDT until July 9 at 10:45PM EDT by NWS Wakefield VA
An estimated 739,949 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 13, 2026 · score 48 · 7.6 km
- June 15, 2026 · score 22 · 15.1 km
- June 12, 2026 · score 22 · 16.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 80 % 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) | 48 / 100 |
| Our confidence | 80% |
| Coordinates | 37.2944, -75.8953 |
| Nearest City | East Hampton (48 km) |
| Population Exposed | 739.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-10T01:51:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Parramore Island to Cape Charles Light VA out 20 NM; Waters from Parramore Island VA to Cape Charles Light VA from 20 to 60 NM; James River from Jamestown to the James River Bridge; James River from JRB to HRBT, Including the Elizabeth River; Chesapeake Bay from New Point Comfort to Little Creek VA; Chesapeake Bay from Little Creek VA to Cape Henry VA including the Chesapeake Bay Bridge Tunnel; York River; James River from JRB to HRBT, Including the Elizabeth River; Coastal waters from Parramore Island to Cape Charles Light VA out 20 NM; Coastal Waters from Cape Charles Light to Virginia-North Carolina border out 20 NM and 1 more areas |
| Headline | Special Marine Warning issued July 9 at 9:51PM EDT until July 9 at 10:45PM EDT by NWS Wakefield VA |
| Expires | 2026-07-09T22:45:00-04:00 |
| SenderName | NWS Wakefield VA |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.23a49aeef3a4ef7553075012b443768a46276c64.001.1","noaa_urn:oid:2.49.0.1.840.0.eb4ef86526383534cc27004e4910eedb623d933c.001.1","noaa_urn:oid:2.49.0.1.840.0.0e71277ad6c50daded3866113aaca9ac9151b433.001.1","noaa_urn:oid:2.49.0.1.840.0.cdedd591115eaf58b93d15f6612093a50938fdc6.001.1"] |
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 48/100, near East Hampton (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.