WTPA21 PHFO 270249 TCMCP1 TROPICAL STORM NIALA FORECAST/ADVISORY NUMBER 9 NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP062015 0300 UTC SUN SEP 27 2015 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * HAWAII COUNTY A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS OF THE INITIAL ISSUANCE. INTERESTS ELSEWHERE IN THE MAIN HAWAIIAN ISLANDS SHOULD MONITOR THE PROGRESS OF TROPICAL STORM NIALA. TROPICAL STORM CENTER LOCATED NEAR 16.9N 152.8W AT 27/0300Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT 7 KT ESTIMATED MINIMUM CENTRAL PRESSURE 992 MB MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT. 50 KT....... 40NE 20SE 20SW 40NW. 34 KT....... 80NE 70SE 40SW 60NW. 12 FT SEAS.. 90NE 0SE 0SW 90NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 16.9N 152.8W AT 27/0300Z AT 27/0000Z CENTER WAS LOCATED NEAR 16.9N 152.5W FORECAST VALID 27/1200Z 16.9N 153.9W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 20NE 10SE 0SW 0NW. 34 KT... 70NE 60SE 20SW 40NW. FORECAST VALID 28/0000Z 16.7N 155.3W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 70NE 50SE 20SW 40NW. FORECAST VALID 28/1200Z 16.3N 156.6W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 60NE 40SE 20SW 40NW. FORECAST VALID 29/0000Z 15.9N 158.0W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 60NE 30SE 0SW 40NW. FORECAST VALID 30/0000Z 15.1N 160.6W MAX WIND 30 KT...GUSTS 40 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 125 NM ON DAY 4 AND 150 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 01/0000Z 14.4N 163.2W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. OUTLOOK VALID 02/0000Z 14.0N 166.2W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.9N 152.8W NEXT ADVISORY AT 27/0900Z $$ FORECASTER POWELL