07 April 2016 Issued from the Fua’amotu tropical cyclone warning centre at 7:00PM THURSDAY 07 APRIL 2016.
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THE TROPICAL CYCLONE WARNING IS NOW CANCELLED:
A GALE WARNING REMAINS INFORCE FOR COASTAL WATERS OF TONGATAPU,EUA AND ‘OTU MUOMUA
WATERS, AND OPEN WATERS TO EAST OF TONGATAPU,EUA AND ‘OTU MUOMUA
A STRONG WIND WARNING REMAINS INFORCE FOR ‘EUA,TONGATAPU,HA’APAI LAND AREAS AND IS
NOW CANCELLED FOR VAVA’U LAND AND SEAS AREAS.
A HEAVY DAMAGING SWELLS REMAINS INFORCE FOR TONGATAPU,’EUA,HA’APAI AND VAVA’U COASTAL
WATERS.
SITUATION:
TROPICAL CYCLONE ZENA CATEGORY 1 WAS LOCATED NEAR 22.4SOUTH AND 173.8 WEST
OR ABOUT 190KM SOUTHEAST OF NUKU’ALOFA OR 160KM WEST OF ‘EUA AT 06:00PM
THIS EVENING.THE CYCLONE HAS ESTIMATED AVERAGE WINDS SPEED OF 65KM/HR(35KNOTS) WITH
MOMENTARY GUST OF 90KM/HR(50KNOTS) AND IS MOVING EAST-SOUTHEAST AT 56KM/HR (30KNOTS).
ON ITS CURRENT TRACK,THE CYCLONE IS EXPECTED TO LIE ABOUT 400KM EAST-SOUTHEAST OF ‘EUA ABOUT
MIDNIGHT TONIGHT.
FOR TONGATAPU,’EUA, AND OTU MU’OMU’A LAND AREAS:
STRONG FORCE WINDS AVERAGE SPEED OF 45-55KM/HR(25-30 KNOTS).
WITH MOMENATRY GUST UP TO 65KM/HR(35KNOTS).
MOSTLY CLOUDY WITH OCCASSIONAL SHOWERS.
FOR TONGATAPU,’EUA, AND OTU MU’OMU’A COASTALWATERS AND OPEN WATERS
TO THE EAST OF TONGATAPU,EUA AND ‘OTU MUOMUA:
GALE FORCE WINDS AVERAGE SPEED OF 45-55KM/HR(35KNOTS).
WITH MOMENATRY GUST UP TO 65KM/HR(50KNOTS).
VERY ROUGH TO HIGH SEAS.A HEAVY DAMAGING SOUTHERLY SWELL.
FOR THE REST OF TONGA:
WEST TO SOUTHWEST WINDS 35-45KM/HRS(20-25KNOTS) AT TIMES.
MOSTLY CLOUDY AND OVERCAST AT TIMES WITH SCATTERED SHOWERS,POSSIBLY HEAVY AT TIMES
WITH POSSIBLE ISOLATED THUNDERSTORMS.ROUGH TO VERY ROUGH SEAS.MODERATE WEST TO SOUTHWEST
SWELLS.
TIDE PREDICTIONS:
HIGH TIDE : 07:25PM
LOW TIDE : 01:40AM TOMORROW MORNING (08/04/2016)
THE MEAN SEA LEVEL PRESSURE RECORDED AT FUA’AMOTU AIRPORT AT 07:00PM WAS
1005.3 MILLIBARS AND THE RELATIVE HUMIDITY WAS 87%.
THIS WILL BE THE LAST TROPICAL CYCLONE ADVISORY FOR TONGA ON TROPICAL CYCLONE ZENA.
THE NEXT BULLETIN WILL BE THE ROUTINE WEATHER BULLETIN WILL BE ISSUED AROUND 0600AM
TOMORROW MORNING.
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FCD: MT/LF/AA/SF/SUT/= CRS: ST/SO/=