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Message bc1205f1-180d-4fce-a771-d7ff927a74c0 de ABMS_Antigua_and_Barbuda_Tsunami_Warning_Centre envoyé au 18:07:37 sur 2025-03-20
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UPDATE 5…EXERCISE…EXERCISE…THIS IS A TSUNAMI PREPAREDNESS EXERCISE…THERE IS NO THREAT. Tsunami Warning in Effect for Antigua and Barbuda.
Efficace
18:07:37 2025-03-20
Expire
21:08:37 2025-03-20
Description
THIS IS PART OF A SCHEDULED TSUNAMI PREPAREDNESS EXERCISE. THERE IS NO ACTUAL TSUNAMI THREAT. This is a Tsunami Warning Bulletin to inform the public and disaster emergency management authorities that, based on current data, widespread hazardous tsunami waves are [occurring, imminent or expected] for Antigua and Barbuda following the recent seismic activity.
EXERCISE…EXERCISE… EXERCISE…THIS IS A SCHEDULED CARIBE WAVE TSUNAMI EXERCISE
Preliminary Earthquake Parameters:
• Magnitude: 8.0
• Origin Time and Date: 11:00 AST (15:00 UTC) March 20, 2025
• Coordinates: 18.2° North, 75.4° West
• Depth: 25 km/16 miles
• Location: Jamaica region
EXERCISE…EXERCISE… EXERCISE…THIS IS A SCHEDULED CARIBE WAVE TSUNAMI EXERCISE
Evaluation:
An earthquake with a preliminary magnitude of 8.0 occurred [near Jamaica at 11:00 am on Thursday, March 20, 2025
Based on all available data, widespread hazardous tsunami waves are forecast for [all some] coasts. Urgent action should be taken to protect lives and property.
A tsunami has been generated that could cause damage along the coastlines of all islands of Antigua and Barbuda, including offshore islands. Urgent action should Be taken to protect lives and property.
EXERCISE…EXERCISE… EXERCISE…THIS IS A SCHEDULED CARIBE WAVE TSUNAMI EXERCISE
Tsunami Threat Forecast, Update:
Hazardous tsunami waves from this earthquake are imminent within the next three hours along some coasts of Antigua and Barbuda. Tsunami waves of 0.3 to 1 metres above normal tide levels are possible.
EXERCISE…EXERCISE… EXERCISE…THIS IS A SCHEDULED CARIBE WAVE TSUNAMI EXERCISE
Estimated Time of Arrival:
The estimated time of arrival of the initial tsunami wave is 1:50 AST (17:50 UTC) March 20, 2025 for Antigua and Barbuda. Actual arrival times may differ, and the initial wave may not be the largest. A tsunami is a series of waves and the time between waves can be five minutes to one hour.
EXERCISE…EXERCISE… EXERCISE…THIS IS A SCHEDULED CARIBE WAVE TSUNAMI EXERCISE
Next Update and Additional Information:
The next message will be issued in one hour or sooner, if the situation warrants.
THIS IS PART OF A SCHEDULED CARIBE WAVE TSUNAMI PREPAREDNESS EXERCISE. THERE IS NO ACTUAL TSUNAMI THREAT.
Instructions
EXERCISE…EXERCISE… EXERCISE…THIS IS A SCHEDULED CARIBE WAVE TSUNAMI EXERCISE
Recommended Actions:
Persons located in threatened coastal areas, near the beach or low-lying regions, should immediately move to high ground or inland and away from all harbours and inlets, including those sheltered directly from the sea.
Those feeling the earth shake, seeing unusual wave action or the water level rising or receding may have only a few minutes before the arrival of the tsunami and should evacuate immediately.
Homes and small buildings are not designed to withstand tsunami impacts. Do not stay in these structures.
Mariners in water deeper than 183 metres (600 feet) should not be affected by a tsunami.
Until the all-clear is given, by local and national authorities, do not return to evacuated areas.
Stay alert for information and be prepared to act and follow further instructions from national and local authorities. This tsunami warning is based solely on earthquake information—the tsunami has not yet been confirmed.
EXERCISE…EXERCISE… EXERCISE…THIS IS A SCHEDULED CARIBE WAVE TSUNAMI EXERCISE
Stay tuned to updates from the Met Service through antiguamet.com and Twitter, Facebook and YouTube @abmetservice. Also, stay tuned to ABS Radio and TV and other media platforms for updates.
THIS IS PART OF A SCHEDULED CARIBE WAVE TSUNAMI PREPAREDNESS EXERCISE. THERE IS NO ACTUAL TSUNAMI THREAT.
Contact
ABMS Met Office at 462-3017, if confirmation of this message is needed.
Catégorie
Transport
Sécurité
Secours
Géo
Domaines affectées
Antigua
Barbuda
Urgence / Gravité / Certitude
Attendu / Extrême / Observé
Envoyée par
Dale Destin
Code(s) de l’événement
SAME = CDW
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