WWKU40 NFFN 152100 CCA PART 1 OF 2 RNZI SPECIAL WEATHER BULLETIN NUMBER ONE FOR NORTHERN COOKS ON TROPICAL DEPRESSION TD01F ISSUED FROM RSMC NADI OCT 152228 UTC. A TROPICAL CYCLONE ALERT IS NOW IN FORCE FOR COOK ISLANDS. TROPICAL DEPRESSION TD01F CENTRE [1000 HPA] WAS LOCATED NEAR 10.1 DEGREES SOUTH 163.4 DEGREES WEST OR ABOUT 190 NAUTICAL MILES NORTH OF SUWARROW AT 151800 UTC. TD01F HAS MAXIMUM SUSTAINED WINDS OF ABOUT 25 KNOTS CLOSE TO ITS CENTRE. THE DEPRESSION IS MOVING SOUTHWARDS AND IS EXPECTED TO GRADUALLY TURN SOUTH-SOUTHEASTWARDS. TD01F IS EXPECTED TO INTENSIFY AND MAY DEVELOP INTO A CATEGORY 1 TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS. ON THE FORECAST TRACK, TD01F IS EXPECTED TO PASS CLOSE TO SUWARROW DURING THE NEXT 24 TO 36 HOURS BEFORE MOVING TOWARDS THE SOUTHERN COOK ISLANDS. DAMAGING GALE FORCE WINDS MAY DEVELOP OVER SUWARROW FROM LATER TONIGHT. GALE FORCE WINDS MAY ALSO AFFECT PALMERSTON, AITUTAKI AND OTHER PARTS OF THE SOUTHERN COOK ISLANDS DURING THE WEEKEND. FOR SUWARROW: EAST TO SOUTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOTS, INCREASING TO DAMAGING GALE FORCE WINDS WITH SUSTAINED WINDS OF 35 KNOTS AND GUSTS TO 50 KNOTS FROM LATER TONIGHT. RAIN AND SQUALLY THUNDERSTORMS BECOMING FREQUENT AND HEAVY. VERY ROUGH TO HIGH SEAS WITH DAMAGING HEAVY SWELLS. FOR PUKAPUKA AND NASSAU: FRESH TO STRONG EAST TO SOUTHEAST WINDS WITH GUSTS TO 40 KNOTS. PERIODS OF RAIN, HEAVY AT TIMES, WITH SQUALLY THUNDERSTORMS. ROUGH TO VERY ROUGH SEAS WITH MODERATE TO HEAVY SWELLS. FOR PALMERSTON, AITUTAKI AND NEARBY ISLANDS: WINDS EXPECTED TO GRADUALLY STRENGTHEN DURING THE NEXT 24 TO 30