Tropical Cyclone Advisory Number 16 for Tonga on Severe Tropical Cyclone Harold (Category 4)

TONGAN

A GALE WARNING REMAINS INFORCE FOR HA’APAI, TELE-KI-TONGA AND TELE-KI-TOKELAU LAND AREAS AND COASTAL WATERS.

A STRONG WIND WARNING REMAINS INFORCE FOR THE NIUAS AND VAVA’U LAND AREAS AND COASTAL WATERS.

A HEAVY RAIN WARNING AND FLASH FLOOD ADVISORY REMAINS INFORCE FOR ALL OF TONGA.

A HEAVY DAMAGING SWELL AND SMALL CRAFT ADVISORY REMAINS INFORCE FOR ALL OF TONGA COASTAL WATERS.

AN ETREME HIGH TIDE REMAINS INFORCE FOR ALL OF TONGA COASTAL WATERS UNTIL SATURDAY.

NORTH TO NORTHWEST WINDS 25-30 KNOTS (30-40KM/HR), RISING UP TO 35-40 KNOTS (70-80KM/HR) AT TIMES WITH MOMENTARY GUSTS OF UP TO 50-60 KNOTS (100-120KM/HR). OVERCAST WITH OCCASIONAL RAIN, HEAVY AT TIMES WITH ISOLATED THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS (4-9 METERS). A HEAVY DAMAGING NORTHWESTERLY SWELL (UP TO 6 METERS)
POOR VISIBILITY IN AREA OF HEAVY RAIN AND THUNDERSTORMS. EXPECT FLOODING IN LOW LYING AND COASTAL AREAS DUE TO HEAVY RAIN, SEA FLOODING AND STORM SURGE.FOR TELE-KI-TONGA AND TELE-KI-TOKELAU:
EAST TO SOUTHEAST WINDS 25-30 KNOTS (50-60KM/HR), INCREASING TO GALE FORCE WINDS 35-40 KNOTS (70-80 KM/HR) WITH MOMENTARY GUSTS UP TO 55-60 KNOTS (110-120KM/HR). OVERCAST WITH OCCASIONAL RAIN, HEAVY AT TIMES WITH ISOLATED THUNDERSTORMS. HIGH TO VERY HIGH SEAS (6-14 METERS). A HEAVY DAMAGING NORTHWESTERLY SWELL (UP TO 6 METERS). POOR VISIBILITY IN AREA OF HEAVY RAIN AND THUNDERSTORMS.

FOR THE NIUAS AND VAVA’U:
NORTH TO NORTHWEST WINDS 20-30 KNOTS (40-60KM/HR), RISING UP TO GALE FORCE WINDS 35-40 KNOTS (70-80KM/HR) AT TIMES.
OVERCAST WITH OCCASIONAL RAIN, HEAVY AT TIMES WITH ISOLATED THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS (4-9 METERS). A MODERATE NORTHWESTERLY SWELL (5 METERS) ESPECIALLY VAVA’U COASTAL WATERS.
POOR VISIBILITY IN AREA OF HEAVY RAIN AND THUNDERSTORMS. EXPECT FLOODING IN LOW LYING AND COASTAL AREAS DUE TO HEAVY RAIN, SEA FLOODING AND STORM SURGE.