ZCZC HFOTCMCP1 ALL TTAA00 PHFO DDHHMM TROPICAL STORM WALAKA FORECAST/ADVISORY NUMBER 4 NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP012018 1500 UTC SUN SEP 30 2018 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... A HURRICANE WATCH HAS BEEN ISSUED FOR JOHNSTON ATOLL. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WATCH IS IN EFFECT FOR... * JOHNSTON ATOLL A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE IN THE WATCH AREA. A WATCH IS TYPICALLY ISSUED 48 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM FORCE WINDS... CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. INTERESTS IN THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT SHOULD MONITOR THE PROGRESS OF WALAKA. TROPICAL STORM CENTER LOCATED NEAR 11.7N 163.9W AT 30/1500Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT 14 KT ESTIMATED MINIMUM CENTRAL PRESSURE 998 MB MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT. 34 KT....... 60NE 40SE 15SW 60NW. 12 FT SEAS..210NE 120SE 50SW 170NW. 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 11.7N 163.9W AT 30/1500Z AT 30/1200Z CENTER WAS LOCATED NEAR 11.7N 163.0W FORECAST VALID 01/0000Z 11.9N 165.6W MAX WIND 65 KT...GUSTS 80 KT. 64 KT... 10NE 0SE 0SW 10NW. 50 KT... 20NE 10SE 10SW 20NW. 34 KT... 90NE 45SE 40SW 90NW. FORECAST VALID 01/1200Z 12.3N 167.5W MAX WIND 85 KT...GUSTS 105 KT. 64 KT... 15NE 10SE 10SW 15NW. 50 KT... 30NE 15SE 15SW 30NW. 34 KT...100NE 55SE 50SW 100NW. FORECAST VALID 02/0000Z 13.3N 168.9W MAX WIND 110 KT...GUSTS 135 KT. 64 KT... 25NE 15SE 15SW 25NW. 50 KT... 45NE 35SE 25SW 45NW. 34 KT...110NE 75SE 65SW 110NW. FORECAST VALID 02/1200Z 14.9N 169.8W MAX WIND 120 KT...GUSTS 145 KT. 64 KT... 35NE 25SE 25SW 30NW. 50 KT... 60NE 50SE 40SW 55NW. 34 KT...120NE 100SE 80SW 110NW. FORECAST VALID 03/1200Z 19.8N 169.2W MAX WIND 120 KT...GUSTS 145 KT. 50 KT... 65NE 55SE 40SW 55NW. 34 KT...125NE 105SE 80SW 110NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY OUTLOOK VALID 04/1200Z 27.0N 167.5W MAX WIND 90 KT...GUSTS 110 KT. OUTLOOK VALID 05/1200Z 30.0N 168.5W MAX WIND 65 KT...GUSTS 80 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 11.7N 163.9W NEXT ADVISORY AT 30/2100Z $$ FORECASTER JELSEMA NNNN
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