Vanuatu Meteorology amp GeoHazards Department OPERATION DURING TC PAM Warnings were issued hourly on midday 13 th of March 2013 and was maintained till TC Pam left Vanuatu Area Media Briefing after every warnings ID: 780366
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Slide1
Tropical Cyclone Early Warning System
Vanuatu Meteorology & Geo-Hazards Department
Slide2Slide3OPERATION DURING TC PAM
Slide4Slide5Warnings were issued hourly on midday 13
th
of March 2013 and was maintained till TC Pam left Vanuatu Area
Media Briefing after every warnings.
Increase number of Forecasters to 6
4 person per shift to answer phones and update on the TC
1 Tropical Cyclone forecaster (Issued all TC Information)
1 marine & Aviation forecaster (updating website & preparing SMS for dissemination (TVL & DIGICEL)
1 Public forecaster
TC Forecaster , Director & Manager WFSD do media briefing (TV, Radio)
Slide6Type of Warning
Average Winds* Expected
Beaufort
Force
Typical Effects
GALE
WARNING
63
km/h (34 knots) to
87 km/h (47 knots)
8, 9
Very rough to high seas. Normally minor damage on land, mainly to branches and loose materials. Occasional heavy rain and flooding.
STORM
WARNING
88
km/h (48 knots) to
117 km/h (63 knots)
10, 11
High to very high seas. Damage to trees, crops, overhead wires, temporary shelters and weaker structures. Often accompanied by heavy rain and flooding.
HURRICANE
WARNING
Over 117 km/h
(63 knots)
12
Phenomenal seas, heavy surf and abnormally high storm tides. Severe damage to trees, crops, Overhead wires, and many buildings. Accompanied by torrential rain and flooding.
* Winds averaged over a 10-minute period. Momentary gusts will be much higher, at least 10 knots or over.
Slide7Analysis Track of TC PAM with radius of Gale, Storm and Hurricane force winds
Slide8THANK YOU