WTPA21 PHFO 042048 RRA

TCMCP1



HURRICANE WALAKA FORECAST/ADVISORY NUMBER  21

NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   CP012018

2100 UTC THU OCT 04 2018



CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...



THE TROPICAL STORM WARNING HAS BEEN DISCONTINUED FOR

PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT FROM NIHOA TO FRENCH

FRIGATE SHOALS TO MARO REEF.



SUMMARY OF WATCHES AND WARNINGS IN EFFECT...



NONE.



HURRICANE CENTER LOCATED NEAR 28.8N 166.3W AT 04/2100Z

POSITION ACCURATE WITHIN  45 NM



PRESENT MOVEMENT TOWARD THE NORTH OR 355 DEGREES AT  19 KT



ESTIMATED MINIMUM CENTRAL PRESSURE  972 MB

MAX SUSTAINED WINDS  80 KT WITH GUSTS TO 100 KT.

64 KT....... 60NE  60SE  40SW  40NW.

50 KT.......120NE 120SE  70SW  70NW.

34 KT.......200NE 200SE 120SW 120NW.

12 FT SEAS..330NE 400SE 350SW 325NW.

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 28.8N 166.3W AT 04/2100Z

AT 04/1800Z CENTER WAS LOCATED NEAR 27.9N 166.1W



FORECAST VALID 05/0600Z 30.6N 167.0W

MAX WIND  70 KT...GUSTS  85 KT.

64 KT... 40NE  40SE  20SW  20NW.

50 KT... 80NE  80SE  50SW  50NW.

34 KT...180NE 180SE 100SW 100NW.



FORECAST VALID 05/1800Z 32.6N 166.6W

MAX WIND  55 KT...GUSTS  65 KT.

50 KT... 50NE  50SE  30SW  30NW.

34 KT...150NE 150SE  80SW  80NW.



FORECAST VALID 06/0600Z 35.2N 164.5W

MAX WIND  45 KT...GUSTS  55 KT.

34 KT...150NE 140SE  60SW  70NW.



FORECAST VALID 06/1800Z 40.1N 160.5W

MAX WIND  40 KT...GUSTS  50 KT.

34 KT...140NE 125SE  50SW  50NW.



FORECAST VALID 07/1800Z 53.0N 149.0W...POST-TROP/EXTRATROP

MAX WIND  35 KT...GUSTS  45 KT.