FPKU40 NFFN 191200 Northern and Southern Cooks Weather Bulletin issued from NWFC Nadi Aug 191247 UTC. A STRONG WIND WARNING REMAINS IN FORCE FOR NORTHERN COOKS WATERS. Situation: A easterly wind flow prevails over Southern Cooks. A weak trough of low pressure affects Northern Cooks. Forecast to midnight tonight for the Southern Cooks: Mainly fine. Cool nights. Moderate easterly winds. Moderate seas. Moderate southwesterly swells. Further outlook: Partly cloudy. Cool at night. For Rarotonga: Mainly fine. Cool nights. Moderate easterly winds. Further outlook: Partly cloudy. Cool at night. For the Northern Cooks: Some showers and isolated thunderstorms over most places. Over land: Moderate to fresh easterly winds. Over waters: Easterly winds 20 to 25 knots. Rough seas. Further outlook: Some showers and isolated thunderstorms. Fresh to strong southeasterly winds, gusty at times. Rough seas.