NOAA NWS / CAPTURE HISTORY
Special Marine Warning issued October 9 at 9:58PM EDT until October 9 at 11:00PM EDT by NWS Jacksonville FL
Latest captured source record. This is an archive, not a current warning service.
Open the detailed event record ↗- First tracked
- 2026-10-10 01:59:51.143Z
- Last seen in a feed
- 2026-10-10 02:59:51.230Z
- Source classification
- Severe · Source alert
- Issuer / area
- NWS Jacksonville FL · Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM
- Certainty / urgency
- Likely / Immediate
- Message expiry (not hazard end)
- 2026-10-10T03:00:00.000Z
- Forecast onset / end
- 2026-10-10T01:58:00.000Z / 2026-10-10T03:00:00.000Z
Special Marine Warning · Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM. Severe; likely; urgency: immediate.
Archived official description
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... * Until 1100 PM EDT. * At 958 PM EDT, a severe thunderstorm capable of producing waterspouts was located 15 nm east of Jacksonville Beach, or 27 nm north of Saint Augustine, moving north at 10 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * The severe thunderstorm will remain over mainly open waters.
Instructions in this archived message
Move to safe harbor immediately as gusty winds and high waves are expected. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
How the record changed
Only changes captured by this journal are listed; this is not the authority’s complete history. Timestamps distinguish publication from our capture. Missing messages are never treated as cancellations.
newly tracked · Captured 2026-10-10 01:59:51.143Z
Special Marine Warning issued October 9 at 9:58PM EDT until October 9 at 11:00PM EDT by NWS Jacksonville FL
Special Marine Warning · Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM. Severe; likely; urgency: immediate.
Source issued/updated 2026-10-10T01:58:00.000Z · Source alert
Source for this capture ↗