FPKU40 NFFN 200300 NORTHERN AND SOUTHERN COOKS WEATHER BULLETIN ISSUED FROM NWFC NADI AUG 200324 UTC. SITUATION: AN EASTERLY WIND FLOW PREVAILS OVER SOUTHERN COOKS. A TROUGH OF LOW PRESSURE AFFECTS NORTHERN COOKS. FORECAST TO MIDNIGHT TOMORROW FOR THE SOUTHERN COOKS: BRIEF SHOWERS OVER THE NORTHERN AND EASTERN PARTS OF THE GROUP. MAINLY FINE ELSEWHERE. 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: OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS OVER MANIHIKI AND PUKAPUKA. FINE APART FROM BRIEF SHOWERS ELSEWHERE. MODERATE NORTHEAST WINDS. MODERATE SEAS. FURTHER OUTLOOK: BRIEF SHOWERS.