NOAA NWS / Event history
Special Marine Warning issued October 16 at 5:54PM EDT until October 16 at 8:00PM EDT by NWS Baltimore MD/Washington DC
Special Marine Warning · Chesapeake Bay north of Pooles Island MD. Severe; likely; urgency: immediate.
- Bulletin issued
- 16 October 2026 at 21:54 UTC
- First saved by us
- 16 October 2026 at 22:02 UTC
- Last included in a daily record
- 16 October 2026
The linked daily edition preserves what we captured that UTC day; this event page is not a live warning.
- Source classification
- Severe · Source alert
A recent feed check does not mean a new observation. This page preserves source records; it does not establish current safety or warning status.
- Issuer / area
- NWS Baltimore MD/Washington DC · Chesapeake Bay north of Pooles Island MD
- Certainty / urgency
- Likely / Immediate
- Message expiry (not hazard end)
- 17 October 2026 at 00:00 UTC
- Forecast onset / end
- 16 October 2026 at 21:54 UTC / 17 October 2026 at 00:00 UTC
Archived official description
SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Chesapeake Bay north of Pooles Island MD... * Until 800 PM EDT. * At 554 PM EDT, strong thunderstorms were located along a line extending from 24 nm northwest of Havre De Grace to 21 nm northwest of Middle River to 30 nm north of Key Bridge, moving east at 30 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel. * Locations impacted include... Northeast River, Turkey Point, Worton Point, Spesutie Island, Aberdeen Proving Ground, and Havre De Grace.
Instructions in this archived message
Move to safe harbor until hazardous weather passes.
The saved record
What changed
0 updates · 1 first record
Each update compares two versions we saved. This may not include every update from the source. A missing report does not mean an event has ended.
First saved record · 16 October 2026 at 22:02 UTC
Saved by us
Starting point
First saved record
Our first saved version of Special Marine Warning issued October 16 at 5:54PM EDT until October 16 at 8:00PM EDT by NWS Baltimore MD/Washington DC. We have no earlier saved version to compare.
Bulletin issued: 16 October 2026 at 21:54 UTC
View saved version 1
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:3a92738cfbf2e8b192dbc383", "authorityId": "urn:oid:2.49.0.1.840.0.f86bd8dad5ed37f51b512f73d552f520879d83db.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [], "category": "weather", "title": "Special Marine Warning issued October 16 at 5:54PM EDT until October 16 at 8:00PM EDT by NWS Baltimore MD/Washington DC", "eventType": "Special Marine Warning", "occurredAt": "2026-10-16T21:54:00.000Z", "issuedAt": "2026-10-16T21:54:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-16T21:54:00.000Z", "onsetAt": "2026-10-16T21:54:00.000Z", "expiresAt": "2026-10-17T00:00:00.000Z", "forecastEndAt": "2026-10-17T00:00:00.000Z", "severity": "Severe", "urgency": "Immediate", "certainty": "Likely", "messageType": "Alert", "status": "Source alert", "place": "Chesapeake Bay north of Pooles Island MD", "coordinates": null, "issuer": "NWS Baltimore MD/Washington DC", "summary": "Special Marine Warning · Chesapeake Bay north of Pooles Island MD. Severe; likely; urgency: immediate.", "description": "SMWLWX\n\nThe National Weather Service in Sterling Virginia has issued a\n\n* Special Marine Warning for...\nChesapeake Bay north of Pooles Island MD...\n\n* Until 800 PM EDT.\n\n* At 554 PM EDT, strong thunderstorms were located along a line\nextending from 24 nm northwest of Havre De Grace to 21 nm northwest\nof Middle River to 30 nm north of Key Bridge, moving east at 30\nknots.\n\nHAZARD...Wind gusts 34 knots or greater.\n\nSOURCE...Radar indicated.\n\nIMPACT...Boaters in small craft could be thrown overboard by\nsuddenly higher winds and waves capsizing their vessel.\n\n* Locations impacted include...\nNortheast River, Turkey Point, Worton Point, Spesutie Island,\nAberdeen Proving Ground, and Havre De Grace.", "instruction": "Move to safe harbor until hazardous weather passes.", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f86bd8dad5ed37f51b512f73d552f520879d83db.001.1", "source": "nws", "sourceName": "NOAA NWS" }Visit the external source ↗The external page may have changed since this version was saved.