| FUA'AMOTU WEATHER FORECASTING CENTRE | |
| WEATHER BULLETIN ISSUED AT 07:00PM SATURDAY 14 MARCH 2026 | |
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| WARNING FOR LAND AREAS | |
| NO WARNING | |
| SITUATION | |
| A ridge of high pressure extending onto the group from the far southeast directing an east to southeast wind flow across the group. Meanwhile, a trough is expected to approach the group from the east by tomorrow morning towards the Niuas, Vava'u and Ha'apai groups with associated clouds, occasional showers and isolated thunderstorms, then continue to move over Tongatapu and 'Eua by tomorrow afternoon. | |
| FORECAST TO MIDNIGHT TOMORROW FOR TONGA | |
| FOR THE NIUAS, VAVA'U AND
HA'APAI: Light to moderate east to southeasterly winds, fresh at times and becoming north to northeast winds by tomorrow evening. Cloudy period with possible isolated showers this evening. Becoming cloudy with developing occasional showers by tomorrow morning, can be heavy at times with potential isolated thunderstorms later tomorrow. FOR TONGATAPU AND 'EUA: Light to moderate east to southeasterly winds. Mainly fine apart from cloudy periods with possible isolated showers. Becoming cloudy later tomorrow afternoon with occasional showers. |
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| OUTLOOK FOR MONDAY | |
| FOR ALL OF TONGA: Light to moderate north to northeasterly winds, fresh at times. Cloudy with occasional showers, can be heavy at times with possible isolated thunderstorms. |
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| TEMPERATURE FORECAST FOR NUKU'ALOFA | |
| MINIMUM FOR TONIGHT: 24C MAXIMUM FOR TOMORROW: 32C |
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| MARINE WEATHER BULLETIN | |
| WARNINGS FOR COASTAL WATERS | |
| A STRONG WIND WARNING AND SMALL CRAFT ADVISORY ARE NOW IN FORCE FOR VAVA'U AND HA'APAI COASTAL WATERS. | |
| FORECAST TO MIDNIGHT TOMORROW FOR TONGA COASTAL WATERS | |
| FOR THE NIUAS, VAVA'U,
HA'APAI COASTAL WATERS: East to southeasterly winds 10-15 knots, rising up to 20 knots at times and becoming north to northeast winds by tomorrow evening. Wind will gradually increase by tomorrow morning and rising up to 25 knots at times over Vava'u and Ha'apai coastal waters. Moderate seas (up to 2.5 metres). A moderate southerly swell (up to 2 metres). FOR TONGATAPU AND 'EUA: East to southeast winds 10-15 knots, rising up to 20 knots at times by tomorrow evening. Slight to moderate seas (up to 2 metres). A moderate southerly swell (up to 2 metres). FOR TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS; Northeast winds 10-15 knots, variable up to 10 knots at times. Slight seas. A moderate southerly swell (up to 2 metres). |
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| OUTLOOK FOR MONDAY | |
| FOR THE NIUAS, VAVA'U,
HA'APAI, TONGATAPU AND 'EUA COASTAL WATERS: North to northeast winds 15-20 knots, rising up to 25 knots at times. Moderate seas (up to 2.5 metres). FOR TELE-KI-TONGA AND TELE-KI-TOKELAU COASTAL WATERS: East to southeast winds 10-15 knots. Slight to moderate seas (up to 2 metres). |
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| TIDE PREDICTION IN NUKU'ALOFA | |
| LOW TIDE: 10:25PM HIGH TIDE: 4:40AM early tomorrow morning |
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| SUN AND MOON IN NUKU'ALOFA | |
| MOONRISE: 2:42AM early
tomorrow SUNRISE: 6:42AM tomorrow morning |
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| THE MEAN SEA LEVEL PRESSURE RECORDED AT FUA'AMOTU AIRPORT AT 7:00PM WAS 1013.7 MILLIBARS AND THE RELATIVE HUMIDITY WAS 86% | |
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| FCD: VV/= CRS: HT/= | |