NOAA NWS / Event history
Special Marine Warning issued October 18 at 2:16AM EDT until October 18 at 3:00AM EDT by NWS Key West FL
Special Marine Warning · Gulf of America including Dry Tortugas and Rebecca Shoal Channel. Severe; likely; urgency: immediate.
- Bulletin issued
- 18 October 2026 at 06:16 UTC
- First saved by us
- 18 October 2026 at 06:17 UTC
- Last included in a daily record
- 18 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 Key West FL · Gulf of America including Dry Tortugas and Rebecca Shoal Channel
- Certainty / urgency
- Likely / Immediate
- Message expiry (not hazard end)
- 18 October 2026 at 07:00 UTC
- Forecast onset / end
- 18 October 2026 at 06:16 UTC / 18 October 2026 at 07:00 UTC
Archived official description
SMWKEY The National Weather Service in Key West has issued a * Special Marine Warning for... Gulf of America including Dry Tortugas and Rebecca Shoal Channel... * Until 300 AM EDT. * At 216 AM EDT, a possible strong waterspout was located near W Tower, moving south at 5 knots. HAZARD...Waterspouts. SOURCE...National Weather Service Meteorologist. IMPACT...Waterspouts can quickly form and capsize boats, cause considerable damage to vessels and create suddenly higher waves. * The possible strong waterspout will remain over mainly open waters.
Instructions in this archived message
Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately.
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 · 18 October 2026 at 06:17 UTC
Saved by us
Starting point
First saved record
Our first saved version of Special Marine Warning issued October 18 at 2:16AM EDT until October 18 at 3:00AM EDT by NWS Key West FL. We have no earlier saved version to compare.
Bulletin issued: 18 October 2026 at 06:16 UTC
View saved version 1
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:cb8a24b37e290dab8f67487e", "authorityId": "urn:oid:2.49.0.1.840.0.f829976ebb3817af19cace598da3926a078d26bc.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [], "category": "weather", "title": "Special Marine Warning issued October 18 at 2:16AM EDT until October 18 at 3:00AM EDT by NWS Key West FL", "eventType": "Special Marine Warning", "occurredAt": "2026-10-18T06:16:00.000Z", "issuedAt": "2026-10-18T06:16:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-18T06:16:00.000Z", "onsetAt": "2026-10-18T06:16:00.000Z", "expiresAt": "2026-10-18T07:00:00.000Z", "forecastEndAt": "2026-10-18T07:00:00.000Z", "severity": "Severe", "urgency": "Immediate", "certainty": "Likely", "messageType": "Alert", "status": "Source alert", "place": "Gulf of America including Dry Tortugas and Rebecca Shoal Channel", "coordinates": null, "issuer": "NWS Key West FL", "summary": "Special Marine Warning · Gulf of America including Dry Tortugas and Rebecca Shoal Channel. Severe; likely; urgency: immediate.", "description": "SMWKEY\n\nThe National Weather Service in Key West has issued a\n\n* Special Marine Warning for...\nGulf of America including Dry Tortugas and Rebecca Shoal Channel...\n\n* Until 300 AM EDT.\n\n* At 216 AM EDT, a possible strong waterspout was located near W\nTower, moving south at 5 knots.\n\nHAZARD...Waterspouts.\n\nSOURCE...National Weather Service Meteorologist.\n\nIMPACT...Waterspouts can quickly form and capsize boats, cause\nconsiderable damage to vessels and create suddenly higher\nwaves.\n\n* The possible strong waterspout will remain over mainly open waters.", "instruction": "Waterspouts can easily overturn boats and create locally hazardous\nseas. Seek safe harbor immediately.", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f829976ebb3817af19cace598da3926a078d26bc.001.1", "source": "nws", "sourceName": "NOAA NWS" }Visit the external source ↗The external page may have changed since this version was saved.