First published 9/18/2026, 11:22:15 PM · Last updated 9/18/2026, 11:22:15 PM

Special Marine Warning — NWS Key West FL (Sep 18 7:09–7:45 PM EDT)

The National Weather Service office in Key West, FL issued a Special Marine Warning on Sept 18 at 7:09 PM EDT (2026-09-18T23:09:00Z) in effect until 7:45 PM EDT, indicating a short-duration hazardous marine condition for the Key West area.

Categories: severe-weather-and-natural-disasters, travel-and-transportation

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 9/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 6/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 4/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 2/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 9/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Special Marine Warnings indicate immediate, time-sensitive hazards to vessels and people on or near the water (e.g., hazardous seas, strong/erratic winds, or other marine threats). Mariners, waterfront recreationists, and local transportation operators should take protective actions during the warning period.

Location

Sources

Special Marine Warning issued September 18 at 7:09PM EDT until September 18 at 7:45PM EDT by NWS Key West FL

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