Right now
The most recent data we hold from NOAA arrived 4 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 13 June 2026 at 01:15 UTC. It is kept here as a record.
No stronger detection stands among the 82 recorded within 20 km of this point since 16 March 2026 — 59 others scored the same. The last comparable one was on 27 May 2026.
What the source measured
NOAA reported: Special Marine Warning issued June 12 at 8:20PM EDT until June 12 at 9:15PM EDT by NWS Wakefield VA
Nearby, since 16 March 2026
- May 27, 2026 · score 22 · 7.0 km
- June 13, 2026 · score 22 · 11.4 km
- July 21, 2026 · score 16 · 15.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 22 / 100 |
| Legacy data-support index | 0.60/1 |
| Coordinates | 37.8568, -76.1905 |
| Nearest City | Salisbury (76 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-06-13T00:20:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.a0e5b2f955199dccec851bb47a455950 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-06-13T00:20:00.000Z.
First archived: 2026-06-13T00:28:08.781Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
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 JRB to HRBT, Including the Elizabeth River; Chesapeake Bay from Sandy Point to North Beach MD; Chesapeake Bay from North Beach to Drum Point MD; Eastern Bay; Choptank River to Cambridge MD and the Little Choptank River; Chesapeake Bay from Smith Point to Windmill Point VA; Chesapeake Bay from Windmill Point to New Point Comfort VA; Rappahannock River from Urbanna to Windmill Point |
| Headline | Special Marine Warning issued June 12 at 8:20PM EDT until June 12 at 9:15PM EDT by NWS Wakefield VA |
| Expires | 2026-06-12T21:15:00-04:00 |
| SenderName | NWS Wakefield VA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a0e5b2f955199dccec851bb47a45595099df88e8.001.1","noaa_urn:oid:2.49.0.1.840.0.ec2757fd2cc147781e0b003cc3219f452e5b10f6.001.1","noaa_urn:oid:2.49.0.1.840.0.d3d005eb9109df401a80b61d7d474b0c0ecf27fb.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 8 March 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.
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