WTPA21 PHFO 271431 TCMCP1 TROPICAL STORM NIALA FORECAST/ADVISORY NUMBER 11 NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP062015 1500 UTC SUN SEP 27 2015 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE TROPICAL STORM WATCH FOR THE BIG ISLAND HAS BEEN DISCONTINUED. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... NONE. INTERESTS IN THE MAIN HAWAIIAN ISLANDS SHOULD CONTINUE TO MONITOR THE PROGRESS OF TROPICAL STORM NIALA THIS WEEK. TROPICAL STORM CENTER LOCATED NEAR 16.3N 154.0W AT 27/1500Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST-SOUTHWEST OR 250 DEGREES AT 6 KT ESTIMATED MINIMUM CENTRAL PRESSURE 999 MB MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT. 34 KT....... 70NE 25SE 45SW 70NW. 12 FT SEAS..125NE 30SE 75SW 150NW. 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 16.3N 154.0W AT 27/1500Z AT 27/1200Z CENTER WAS LOCATED NEAR 16.4N 153.7W FORECAST VALID 28/0000Z 16.1N 154.9W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 65NE 25SE 40SW 65NW. FORECAST VALID 28/1200Z 15.8N 156.2W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 60NE 0SE 0SW 60NW. FORECAST VALID 29/0000Z 15.6N 157.2W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 29/1200Z 15.5N 158.2W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 30/1200Z 15.2N 160.5W...POST-TROP/REMNT LOW 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 01/1200Z 14.5N 163.0W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. OUTLOOK VALID 02/1200Z 14.0N 164.5W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.3N 154.0W NEXT ADVISORY AT 27/2100Z $$ FORECASTER HOUSTON