Urgent – Marine Weather Message Small Craft Advisory
Antigua and Barbuda Meteorological Services 9:00 am Saturday 09 December 2023
…Small craft advisory in effect for Antigua, Barbuda, Anguilla and the British Virgin Islands…
Locations to be affected: Mainly, open waters on the Atlantic sides of the islands out to 20 nautical miles.
Timing: Until Wednesday for Antigua and Barbuda, and until Monday for Anguilla and the British Virgin Islands.
Synopsis: Fresh gusty winds are causing a combination of wind waves and wind swells, resulting in hazardous seas, especially on the Atlantic sides of the islands.
The threat level to the life, livelihood, property and infrastructure of mariners is moderate to high with the potential for significant to extensive impacts.
A small craft advisory means that wind speeds of 21 to 33 knots and or wind waves and or wind swells of 7 feet or greater are occurring or imminent.
Winds over open waters: East-northeast at 19 to 41 km/h (12 to 22 knots; 14 to 25 mph), with strong gusts to 63 km/h (34 knots; 39 mph).
Seas (significant wave heights): 1.8 to 3.0 metres (6 to 10 feet), occasionally or locally reaching over 4.0 metres (13 feet).
Wind waves and or wind swells of 1.5 to 2.1 metres or 5 to 7 feet and occasionally higher. The dominant wind-wave period is 6 to 9 seconds.
Potential Impacts: Loss of life at sea; injuries to mariners; capsize or damage or loss of vessels and marine equipment; financial losses; disruption of fisheries and scarcity of fish products and disruption to marine transportation.
Caution: Inexperienced mariners, especially those operating smaller vessels should avoid navigating in these conditions.
Please continue to monitor these hazardous, life-threatening marine conditions. Stay tuned to updates coming out of the Met Office via antiguamet.com, facebook.com/abmetservice and twitter.com/abmetservice.
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