This alert expired on 28 May 2026 at 00:00 UTC. It is kept here as a record.
It is the 3rd strongest of the 235 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 25 May 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 27 at 6:45PM EDT until May 27 at 8:00PM EDT by NWS Wakefield VA
An estimated 1,778,783 people live within 50 km of this point.
Nearby, since 12 March 2026
- June 10, 2026 · score 46 · 4.1 km
- June 27, 2026 · score 52 · 6.5 km
- August 28, 2026 · score 52 · 6.7 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 52 out of 100, at 91 % 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) | 52 / 100 |
| Our confidence | 91% |
| Coordinates | 37.0490, -76.2667 |
| Nearest City | East Hampton (6 km) |
| Population Exposed | 1.8M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-27T22:45:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | 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; James River from Jamestown to the James River Bridge; James River from JRB to HRBT, Including the Elizabeth River |
| Headline | Special Marine Warning issued May 27 at 6:45PM EDT until May 27 at 8:00PM EDT by NWS Wakefield VA |
| Expires | 2026-05-27T20:00:00-04:00 |
| SenderName | NWS Wakefield VA |
| HasExactCoords | true |
| Iem TypeSummary | M |
| Iem Magnitude | 47 |
| Iem Unit | MPH |
| Iem City | 5 NW Silver Beach |
| Iem County | ANZ631 |
| Iem State | VA |
| Iem Wfo | AKQ |
| Iem Remark | Mesonet station RPLV2 Rappahannock Light. |
| MergedSources | [{"id":"iem_M_37.540_-76.020_1779911640000","source":"iem","severity":"low","severityValue":25,"timestamp":1779911640000,"latitude":37.54,"longitude":-76.02},{"id":"iem_M_37.540_-76.020_1779911280000","source":"iem","severity":"low","severityValue":25,"timestamp":1779911280000,"latitude":37.54,"longitude":-76.02}] |
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 52/100, near East Hampton (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.