This alert expired on 27 June 2026 at 20:05 UTC. It is kept here as a record.
It is the 3rd strongest of the 240 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 31 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 27 at 3:55PM EDT until June 27 at 4:00PM EDT by NWS Wakefield VA
An estimated 1,763,731 people live within 50 km of this point.
Nearby, since 12 March 2026
- March 12, 2026 · score 52 · 2.2 km
- May 25, 2026 · score 52 · 6.2 km
- May 27, 2026 · score 52 · 6.5 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.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 52 / 100 |
| Our confidence | 79% |
| Coordinates | 37.0251, -76.2001 |
| Nearest City | East Hampton (12 km) |
| Population Exposed | 1.8M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-27T19:55:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | 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; Coastal Waters from Cape Charles Light to Virginia-North Carolina border out 20 NM |
| Headline | Special Marine Warning issued June 27 at 3:55PM EDT until June 27 at 4:00PM EDT by NWS Wakefield VA |
| Expires | 2026-06-27T16:05:00-04:00 |
| SenderName | NWS Wakefield VA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.5af774b91f5f5bedac0e8a0f50a77e630ba2ae91.001.1","noaa_urn:oid:2.49.0.1.840.0.134c425503cd3a1f04c8b22d706830845ea04c60.001.1","noaa_urn:oid:2.49.0.1.840.0.8d3e7479e9ee5151827b96ff9222e3d7b2688efb.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 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.