| FUA'AMOTU WEATHER FORECASTING CENTRE | |
| WEATHER BULLETIN ISSUED AT 06:00AM WEDNESDAY 16 SEPTEMBER 2026 | |
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| WARNING FOR LAND AREAS | |
| A STRONG WIND WARNING REMAINS IN FORCE FOR THE NIUAS AND VAVA'U LAND AREAS. | |
| SITUATION | |
| A trough lies over the Niuas and Vava'u with associated cloudy and occasional rain expected to affect these areas especially the Niuas until tomorrow. Meanwhile, southeasterly winds prevails across Tonga. | |
| FORECAST TO MIDNIGHT TONIGHT FOR TONGA | |
| FOR THE NIUAS AND VAVA'U: Moderate to fresh southeasterly winds and strong at times over the Niuas and Vava'u. Cloudy with scattered showers, becoming overcast by later this afternoon with occasional rain and heavy at times with chances of thunderstorm especially over the Niuas FOR HA'APAI, TONGATAPU AND 'EUA: Moderate to fresh southeasterly winds. Mainly fine apart from cloudy periods with showers. |
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| OUTLOOK FOR THURSDAY | |
| FOR THE NIUAS: Moderate to fresh southeasterly winds Cloudy and overcast with occasional rain and heavy at times with thunderstorms and becoming fine later in the afternoon. FOR VAVA'U, HA'APAI, TONGATAPU AND 'EUA: Light to moderate east to southeasterly winds. Mainly fine apart from cloudy periods with showers. |
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| TEMPERATURE FORECAST FOR NUKU'ALOFA | |
| MAXIMUM FOR TODAY: 24C MINIMUM FOR TONIGHT: 18C |
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| MARINE WEATHER BULLETIN | |
| WARNINGS FOR COASTAL WATERS | |
| A STRONG WIND, HIGH SURF WARNING AND SMALL CRAFT ADVISORY REMAIN IN FORCE FOR ALL COASTAL WATERS OF TONGA. | |
| FORECAST TO MIDNIGHT TONIGHT FOR TONGA COASTAL WATERS | |
| FOR ALL COASTAL WATERS OF
TONGA: Southeasterly winds 10-20 knots, rising up to 25-30 knots at times. Moderate to rough seas (up to 2-3 metres). A moderate southwesterly swell (up to 2-3 metres). |
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| OUTLOOK FOR THURSDAY | |
| FOR THE NIUAS, VAVA'U AND
HA'APAI COASTAL WATERS: Southeasterly winds 10-15 and rising up to 20-25 knots at times. Moderate to rough seas (up to 2-3 metres). FOR TONGATAPU, 'EUA COASTAL WATERS: Southeasterly winds 10-15 knots, rising up to 20 knots at times. Slight to moderate seas (up to 2 metres). FOR TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS: East to northeast winds 10-15 knots, rising up to 20 knots at times. Slight to moderate seas (up to 2 metres). |
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| TIDE PREDICTION IN NUKU'ALOFA | |
| HIGH TIDE: 11:15AM LOW TIDE: 5:15PM |
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| SUN AND MOON IN NUKU'ALOFA | |
| SUNRISE:
6:36AM.............SUNSET: 6:35PM MOONRISE: 9:27AM.........MOONSET: 11:11PM |
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| THE MEAN SEA LEVEL PRESSURE RECORDED AT FUA'AMOTU AIRPORT AT 6:00AM WAS 1016.2 MILLIBARS AND THE RELATIVE HUMIDITY WAS 73% | |
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| FCD: AA/PT/= CRS: FL/= | |