FPTO40 NFTF 051700





FUA'AMOTU WEATHER FORECASTING CENTRE





WEATHER BULLETIN ISSUED AT 06:00AM WEDNESDAY 06 MAY 2026





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WARNING FOR LAND AREAS





THE STRONG WIND WARNING THAT WAS IN FORCE FOR THE NIUAS LAND AREAS IS

 NOW

CANCEL.



A HEAVY RAIN WARNING AND FLASH FLOOD ADVISORY REMAIN IN FORCE FOR HA'

APAI AND

VAVA'U LAND AREAS.



THE GALE WARNING THAT WAS PREVIOUSLY IN FORCE FOR VAVA'U IS NOW DOWNG

RADED TO

STRONG WIND WARNING BUT REMAIN IN FORCE FOR HA'APAI, TONGATAPU AND 'E

UA LAND

AREAS.







SITUATION





A trough of low pressure system lies over the Niuas and extends acros

s the rest

of the group, bringing cloudy conditions, occasional rain, and the po

tential

for thunderstorms especially Ha'apai. Meanwhile, a fresh to gale forc

e winds

affecting most parts of the country for the next 24 hours.







FORECAST TO MIDNIGHT TONIGHT FOR TONGA





FOR TONGATAPU AND 'EUA:

Fresh east to southeasterly winds, strong and gusting up to gale forc

e wind at

times.

Cloudy with occasional showers and can be heavy at times.



FOR HA'APAI AND VAVA'U:

Fresh southeasterly winds, strong and gusting up to gale force wind a

t times

especially Ha'apai.

Cloudy and overcast at times with occasional rain, heavy at times wit

h isolated

thunderstorm. Possible flooding in low lying area due to heavy rain.



FOR THE NIUAS:

Light to moderate west to northwesterly winds, fresh at times.

Mainly fine apart from cloudy periods with isolated showers.







OUTLOOK FOR THURSDAY





FOR THE NIUAS:

Light to moderate west to northwest winds and becoming southwesterly 

in the

evening.

Mainly fine apart from cloudy periods with showers.



FOR VAVA'U:

Moderate to fresh south to southwest winds, strong at times.

Mainly fine apart from cloudy periods with showers.



FOR HA'APAI , TONGATAPU AND 'EUA:

Fresh south to southeasterly winds, strong to gale force wind at time

s.

Cloudy periods with scattered showers.







TEMPERATURE FORECAST FOR NUKU'ALOFA





MAXIMUM FOR TODAY: 27C

MINIMUM FOR TONIGHT: 23C









MARINE WEATHER BULLETIN







WARNINGS FOR COASTAL WATERS





A HEAVY DAMAGING SWELL REMAIN IN FORCE FOR ALL OF TONGA COASTAL WATER

S.



A GALE WARNING REMAIN IN FORCE FOR VAVA'U, HA'APAI, TONGATAPU, 'EUA,

TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS.



A STRONG WIND WARNING REMAIN IN FORCE FOR THE NIUAS COASTAL WATERS.



A SMALL CRAFT ADVISORY REMAIN IN FORCE FOR ALL OF TONGA COASTAL WATER

S.







FORECAST TO MIDNIGHT TONIGHT FOR TONGA COASTAL WATERS





FOR VAVA'U, HA'APAI, TONGATAPU, 'EUA, TELE-KI-TONGA AND TELE-KI-TOKEL

AU COASTAL

WATERS:

East to southeast winds 20-25 knots, rising up to 30-40 knots at time

s.

Very rough seas (up to 4.5-5 metres). A heavy damaging south to south

easterly

swell (up to 3-4 metres). Poor visibility in waters of heavy rain.



FOR THE NIUAS COASTAL WATERS:

West to southwest winds of 10-15 knots, rising up to 20-25 knots at t

imes.

Moderate seas (up to 2.5 metres). A heavy damaging south to southeast

erly swell

(up to 3-4 metres).











OUTLOOK FOR THURSDAY





FOR HA'APAI, TONGATAPU AND 'EUA COASTAL WATERS:

South to southeast winds 20-25 knots, rising up to 30-40 knots at tim

es.

Very rough seas (up to 5 metres). A heavy damaging southeasterly swel

l (up to

4-5 metres).



FOR VAVA'U COASTAL WATERS:

South to southwest winds 15-20 knots, rising up to 25-30 knots at tim

es.

Rough seas (up to 3-4 metres). A heavy damaging southeasterly swell (

up to 4-5

metres).



FOR TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS:

Southeast wind 15-20 knots, rising up to 25-30 knots at times.

Very rough seas (up to 5 metres). A heavy damaging east swell (up to 

4-5

metres).



FOR THE NIUAS COASTAL WATERS:

West to northwest wind 10-15 knots and turning southwest later in the

 evening

Moderate seas (2 metres). A heavy damaging southeast swell (up to 4-5

 metres).











TIDE PREDICTION IN NUKU'ALOFA TODAY





HIGH TIDE: 10:25AM

LOW TIDE: 4:55PM







SUN AND MOON IN NUKU'ALOFA TODAY





SUNRISE: 6:59AM...............SUNSET: 6:14PM

MOONSET: 10:38AM ........... MOONRISE: 9:27PM







THE MEAN SEA LEVEL PRESSURE RECORDED AT FUA'AMOTU AIRPORT AT 06:00AM 

WAS 1010.5

MILLIBARS AND THE RELATIVE HUMIDITY WAS 82%





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FCD: SV/TU/IL/= CRS: UV/=