A STRONG WIND WARNING REMAINS IN FORCE FOR YASAWA AND MAMANUCA WATERS. Situation: An active trough of low pressure with the associated cloud and rain remains slow moving over the Fiji group. It is expected to affect the group till later Tuesday. Forecast to midnight tonight for Fiji waters: For Yasawa and Mamanuca waters: Northerly winds 20 to 25 knots Rough seas. Moderate easterly swells.