Northern and Southern Cooks Weather Bulletin issued from NWFC Nadi Feb 05/1602 UTC 2012 UTC. Situation: A northwesterly wind flow prevails over Southern Cooks. Meanwhile, a trough lies slow moving over the area. A trough of low pressure lies slow moving over the southern parts of Northern Cooks. Forecast to midnight tonight for the Southern Cooks: Moderate northwest winds. Moderate to rough seas. Occasional showers and few thunderstorms. Further outlook: Fine. For Rarotonga: Occasional showers and few thunderstorms. Further outlook: Fine. For the Northern Cooks: Moderate northerly winds. Moderate seas. Occasional rain and few thunderstorms about Nassau, Suwarrow and nearby islands. Fine elsewhere. Further outlook: Brief showers.