FPTO40 NFTF 091700
 

 


FUA'AMOTU WEATHER FORECASTING CENTRE


WEATHER BULLETIN ISSUED AT 06:00AM FRIDAY 10 JULY 2026


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WARNING FOR LAND AREAS

	
NO WARNING.

		

SITUATION

	
A ridge of high pressure extends over Tonga from the west, directing cool west to southwesterly winds across the group.

		

FORECAST TO MIDNIGHT TONIGHT FOR TONGA

	
FOR THE NIUAS:
Light to moderate south to southwest winds.
Generally fine apart from cloudy periods.

FOR VAVA'U, HA'APAI, TONGATAPU AND 'EUA:
Light to moderate west to southwest winds.
Mainly fine apart from cloudy periods with isolated showers. Cooler air temperatures at night times.

		

OUTLOOK FOR SATURDAY

	
FOR ALL OF TONGA:
Light and moderate south to southwest winds.
Generally fine weather is expected, with cooler overnight temperatures.

		

TEMPERATURE FORECAST FOR NUKU'ALOFA

	
MAXIMUM FOR TODAY: 25C
MINIMUM FOR TONIGHT: 14C

		
		

MARINE WEATHER BULLETIN

		

WARNINGS FOR COASTAL WATERS

	
A STRONG WIND WARNING AND SMALL CRAFT ADVISORY REMAIN IN FORCE FOR HA'APAI, TONGATAPU, 'EUA, TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS.

A HIGH SURF WARNING REMAINS IN FORCE FOR ALL OF TONGA COASTAL WATERS.

THE HEAVY DAMAGING SWELL PREVIOUSLY IN FORCED FOR TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS IS NOW CANCELLED.

		

FORECAST TO MIDNIGHT TONIGHT FOR TONGA COASTAL WATERS

	
FOR TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS:
West to southwesterly winds 15-25 knots, rising to 30 knots at times.
Rough seas (up to 3.5 metres). A moderate southwesterly swell (up to 3.5 metres).

FOR HA'APAI, TONGATAPU AND 'EUA COASTAL WATERS:
West to southwesterly winds 15-20 knots, rising to 25-30 knots at times.
Moderate to rough seas (up to 2.5-3 metres). A moderate southwesterly swells (up to 3 metres).

FOR THE NIUAS AND VAVA'U COASTAL WATERS:
South to southwest winds 10-15 knots, rising to 20 knots at times.
Moderate seas (up to 2.5 metres). A moderate southwesterly swell (up to 3 metres).

	
 


OUTLOOK FOR SATURDAY

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


Southwest winds 10-15 knots, rising to 20-25 knots at times in the morning and gradually decrease in the afternoon.




Rough seas (up to 3.5 metres) and becoming moderate seas in the afternoon. A moderate southwesterly swell (up to 3 metres).

 





FOR VAVA'U, HA'APAI, TONGATAPU AND 'EUA COASTAL WATERS:
Southwesterly wind 10-15 knots.




Slight to moderate seas (up to 2 metres). A moderate southwesterly swell (up to 3 metres).



 

FOR THE NIUAS COASTAL WATERS:
South to southwesterly winds 10-15 knots.


Slight seas. A moderate southwesterly swell (up to 2 metres).

		

TIDE PREDICTION IN NUKU'ALOFA

	
LOW TIDE: 9:20AM
HIGH TIDE: 3:25PM

		

SUN AND MOON IN NUKU'ALOFA

	
SUNRISE: 7:18AM….............SUNSET: 6:13PM
MOONSET: 13:43PM….........MOONRISE: 3:32AM

		

THE MEAN SEA LEVEL PRESSURE RECORDED AT FUA'AMOTU AIRPORT AT 6:00AM WAS 1011.2 MILLIBARS AND THE RELATIVE HUMIDITY WAS 90%

	
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FCD: PK/SV/= CRS: HT/=