First published Oct 10, 2026, 9:45:15 PM UTC · Last updated Oct 10, 2026, 9:45:15 PM UTC

Special Marine Warning — NWS Jacksonville FL

Original source title

Special Marine Warning issued October 10 at 5:35PM EDT until October 10 at 6:15PM EDT by NWS Jacksonville FL

Reported by U.S. National Weather Service Alerts NWS

The National Weather Service in Jacksonville issued a Special Marine Warning for coastal waters from Fernandina Beach to St. Augustine, Florida, after a severe thunderstorm capable of producing waterspouts was located east of Jacksonville Beach. The warning instructed vessels to seek safe harbor immediately; additional details were included in the source data received by Planet Briefing.

At a glance

Affected location: Coastal waters from Fernandina Beach to St. Augustine, Florida

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Why it matters

The warning described waterspouts and wind gusts of 34 knots or greater, with instructions for vessels to seek safe harbor immediately.

Location

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Generated scores

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

Confidence: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 2/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Special Marine Warning issued October 10 at 5:35PM EDT until October 10 at 6:15PM EDT by NWS Jacksonville FL

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