FPKU40 NFFN 200000 Northern and Southern Cooks Weather Bulletin issued from NWFC Nadi Mar 200246 UTC. Situation: A moist easterly wind flow prevails over Southern cooks. Meanwhile, a weak trough of low pressure lies in the vicinity of the group. An easterly wind flow prevails over Northern Cooks. Forecast to midnight tomorrow for the Southern Cooks: Cloudy periods with some showers and isolated thunderstorms. Moderate to fresh easterly winds. Moderate to rough seas. Further outlook: Cloudy periods with some showers. For Rarotonga: Cloudy periods with some showers and isolated thunderstorms. Further outlook: Cloudy periods with some showers. For the Northern Cooks: Cloudy periods with brief showers. Moderate to fresh easterly winds. Moderate to rough seas. Further outlook: Cloudy periods with some showers and isolated thunderstorms.