FPNE40 NFFN 200300 Niue Weather Bulletin issued from NWFC Nadi Aug 200321 UTC. Situation: A trough of low pressure with the associated clouds and showers affect Niue. Forecast to midnight tomorrow for Niue: Cloudy with some showers. Becoming fine from tomorrow. Moderate southeast winds. Moderate seas. Further outlook: Brief showers. Marine Weather Bulletin for Niue Forecast to midnight tomorrow for all Niue water: Southeast winds 10 to 15 knots. Moderate seas. Further outlook: Southeast winds 15 to 20 knots. Moderate to rough seas.