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Ended official alertUpdated

Special Marine Warning for Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef; Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM +3 more

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

For the following areas... Straits of Florida from Craig Key to Halfmoon Shoal out 60 nm... Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef... Straits of Florida from Ocean Reef to Craig Key 20 to 60 nm out... At 638 PM EDT, a strong outflow boundary associated with an area of...

What the bulletin says to do

Prepare for wind gusts in excess of 34 knots, steep and fast-building seas, and blinding downpours. Make sure all on board are wearing life jackets.

Full official description

Bulletin details

For the following areas... Straits of Florida from Craig Key to Halfmoon Shoal out 60 nm... Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef... Straits of Florida from Ocean Reef to Craig Key 20 to 60 nm out... At 638 PM EDT, a strong outflow boundary associated with an area of thunderstorms was located along a line extending from near American Shoal Light to 11 nm northwest of Marathon Humps to 15 nm northwest of Elbow Cay, moving northeast at 30 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...National Weather Service Meteorologist. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. Locations in the warning include... Looe Key Light, Big Pine Shoal, Marathon Humps, Pelican Shoal, East Sambo, and American Shoal Light.

Lifecycle record

Official revisions

2 captured
  1. Update

    Special Marine Warning issued August 3 at 6:39PM EDT until August 3 at 7:00PM EDT by NWS Key West FL

    Official revision
  2. Alert

    Special Marine Warning issued August 3 at 5:56PM EDT until August 3 at 7:00PM EDT by NWS Key West FL

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Key West FL. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections