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North Pacific High Seas Forecast

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FZPN01 KWBC 181046 CCA
HSFEP1

HIGH SEAS FORECAST...UPDATED PART II
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1030 UTC WED SEP 18 2019 

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE 
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY 
BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. 

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE 
NATIONAL WEATHER SERVICE. EMAIL US AT 
VOSOPS@NOAA.GOV(LOWERCASE). 

SECURITE 

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT 
TO 50N 160E 

SYNOPSIS VALID 0600 UTC SEP 18. 
24 HOUR FORECAST VALID 0600 UTC SEP 19. 
48 HOUR FORECAST VALID 0600 UTC SEP 20. 

.WARNINGS. 

...STORM WARNING... 
.LOW 49N166E 975 MB MOVING E 20 KT WILL TURN NE AND ACCELERATE
AFTER 24 HOURS. WITHIN 180 NM S AND SW QUADRANTS WINDS 40 TO 55
KT. SEAS 16 TO 28 FT. ALSO FROM 39N TO 54N BETWEEN 179E AND 160E
WINDS 25 TO 40 KT. SEAS 9 TO 26 FT...HIGHEST NEAR 47N165E.
.24 HOUR FORECAST LOW 48N180W 989 MB. FROM 41N TO 53N BETWEEN
171W AND 172E...EXCEPT WITHIN 180 NM N SEMICIRCLE...WINDS 25 TO
35 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 56N151W 989 MB.
WITHIN 360 NM NE AND 900 NM S AND SE QUADRANTS...AND WITHIN 120
NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 9 TO 16 FT.

...GALE WARNING... 
.LOW 58N169W 986 MB MOVING NE 25 KT. OVER FORECAST WATERS BETWEEN
120 NM AND 360 NM N AND NE...BETWEEN 120 NM AND 720 NM
S AND SE...BETWEEN 150 NM AND 480 NM SW...AND BETWEEN 180 NM AND
480 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW INLAND OVER ALASKA 64N152W 995 MB. FROM 54N
TO 59N BETWEEN 141W AND 165W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW WELL NE OF AREA. CONDITIONS DESCRIBED WITH
COMPLEX LOW IN WARNING ABOVE. 

...GALE WARNING... 
.LOW 45N128W 1005 MB MOVING SE 20 KT. WITHIN 360 NM W AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ALSO WITHIN 240 NM
SE...420 NM SW...AND 540 NM W AND NW QUADRANTS WINDS TO 25 KT.
SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 36N TO 50N E OF 136W NW
WINDS TO 25 KT. SEAS TO 12 FT IN NW SWELL. 
.48 HOUR FORECAST E OF A LINE FROM 32N124W TO 43N130W NW WINDS 20
TO 30 KT. SEAS TO 12 FT. 

...GALE WARNING... 
.24 HOUR FORECAST LOW S OF AREA NEAR 27N171W 1002 MB. FROM 30N 
TO 32N BETWEEN 160W AND 173W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.36 HOUR FORECAST LOW S OF AREA NEAR 28N171W 1002 MB. FROM 30N TO
33N BETWEEN 163W AND 173W WINDS 25 TO 35 KT. SEAS 9 TO 18 FT. 
.48 HOUR FORECAST LOW 30N173W 1002 MB. WITHIN 360 NM NE QUADRANT
WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ALSO WITHIN 420 NM NE AND 
300 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 

.SYNOPSIS AND FORECAST. 

.LOW 32N177W 1007 MB MOVING NW 15 KT. WITHIN 480 NM N AND NW
QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW DISSIPATED. WITHIN 480 NM E OF A FRONT 
EXTENDING FROM 47N165W TO 39N173W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED WITH LOW 56N151W ABOVE.

.24 HOUR FORECAST LOW 38N160E 1006 MB. FROM 34N TO 40N BETWEEN
164E AND 160E WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 39N168E 1009 MB. WITHIN 120 NM NE QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 55N
BETWEEN 140W AND 155W. 
.24 HOUR FORECAST DENSE FOG FROM 40N TO 50N BETWEEN 145W AND
165W. 
.48 HOUR FORECAST CONDITIONS IMPROVED. 

.HIGH 41N149W 1027 MB MOVING E 10 KT. 
.24 HOUR FORECAST HIGH 41N145W 1029 MB. 
.48 HOUR FORECAST HIGH 41N140W 1028 MB. 

.HIGH 44N173W 1018 MB MOVING NE 30 KT WILL DISSIPATE BY 24 HOURS.

.HIGH 37N176E 1015 MB MOVING S 10 KT WILL DISSIPATE BY 24 HOURS.

.HIGH 32N166E 1016 MB WILL REMAIN STATIONARY THROUGH 48 HOURS. 

.24 HOUR FORECAST HIGH 42N164E 1015 MB.
.48 HOUR FORECAST HIGH 45N174E 1018 MB. 

.FORECASTER MILLS. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0600 UTC WED SEP 18.
24 HOUR FORECAST VALID 0600 UTC THU SEP 19.
48 HOUR FORECAST VALID 0600 UTC FRI SEP 20.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM LORENA NEAR 16.1N 103.0W 1000 MB AT 0900 UTC SEP 
18 MOVING NW OR 310 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 50 KT 
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NE...60 NM 
SE...80 NM SW AND 20 NM NW QUADRANTS. SEAS 12 FT OR GREATER 
WITHIN 30 NM NW AND SE QUADRANTS...45 NM NE QUADRANT AND 60 NM 
SW QUADRANT WITH SEAS TO 16 FT. ELSEWHERE WITHIN 150 NM NE...210 
NM SE...150 NM SW...AND 120 NM NW QUADRANTS 20 TO 33 KT. SEAS 8 
TO 9 FT. REMAINDER OF AREA FROM 10N TO 15N BETWEEN 93W AND 102W 
WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.  
.24 HOUR FORECAST TROPICAL STORM LORENA NEAR 18.5N 104.9W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM OF CENTER EXCEPT 60 NM SW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 60 NM OF CENTER EXCEPT 90 NM SW QUADRANT 
WITH SEAS TO 18 FT. ELSEWHERE WITHIN 60 NM N AND 210 NM S 
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 10 FT. REMAINDER OF 
AREA N OF 13N TO COAST BETWEEN 99W AND 104W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE LORENA NEAR 20.1N 106.4W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM NW AND SE QUADRANTS...30 NM NE QUADRANT AND 60 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN AREA OF TROPICAL STORM 
FORCE WINDS WITH SEAS TO 18 FT. ELSEWHERE WITHIN 60 NM N AND 120 
NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 10 FT.
.72 HOUR FORECAST HURRICANE LORENA NEAR 21.5N 108.7W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM LORENA NEAR 23.2N 111.1W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM LORENA NEAR 25.6N 112.9W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

...HURRICANE WARNING...
.TROPICAL STORM MARIO NEAR 13.7N 110.0W 1003 MB AT 0900 UTC SEP 
18 MOVING NW OR 310 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W 
SEMICIRCLE...60 NM NE QUADRANT AND 80 NM SE QUADRANT.  SEAS 12 
FT OR GREATER WITHIN 0 NM W SEMICIRCLE...30 NM NE QUADRANT AND 
75 NM SE QUADRANT WITH SEAS TO 14 FT. ELSEWHERE IN SE SEMICIRCLE 
FROM 07N TO 14N BETWEEN 106W AND 114W S TO SW WINDS 20 TO 30 KT. 
SEAS 8 TO 11 FT.  
.24 HOUR FORECAST TROPICAL STORM MARIO NEAR 15.7N 112.2W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM W SEMICIRCLE...70 NM NE QUADRANT AND 80 NM SE 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM NE...150 NM SE 
QUADRANTS AMD 0 NM NW SEMICIRCLE WITH SEAS TO 16 FT. ELSEWHERE 
WITHIN 150 NM NE AND 120 NM NW QUADRANT...AND ACROSS SE 
SEMICIRCLE FROM 08N TO 14.5N BETWEEN 107W AND 118W WINDS 20 TO 
33 KT. SEAS 9 TO 13 FT. REMAINDER OF AREA FROM 07.5N TO 17.5N 
BETWEEN 104W AND 118W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED 
SWELL. 
.48 HOUR FORECAST HURRICANE MARIO NEAR 16.7N 113.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 70 NM NE AND SW QUADRANTS...50 NM NW QUADRANT AND 80 NM 
SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM E AND 0 NM W 
SEMICIRCLES WITH SEAS TO 18 FT. ELSEWHERE WITHIN 120 NM NW AND 
390 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 13 FT. 
REMAINDER OF AREA FROM 09N TO 20N BETWEEN 105W AND 119W WINDS 20 
KT OR LESS. SEAS TO 10 FT.
.72 HOUR FORECAST HURRICANE MARIO NEAR 17.5N 112.9W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM MARIO NEAR 19.0N 113.6W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST TROPICAL STORM MARIO NEAR 21.0N 114.5W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM KIKO NEAR 16.5N 125.9W 1002 MB AT 0900 UTC SEP 
18 MOVING WSW OR 240 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 45 KT 
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM N AND 0 NM 
S SEMICIRCLES. SEAS 12 FT OR GREATER WITHIN 60 NM OF CENTER 
EXCEPT 90 NM NW QUADRANT WITH SEAS TO 17 FT. ELSEWHERE WITHIN 
150 NM NW AND 120 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 9 TO 
13 FT. REMAINDER OF AREA FROM 14N TO 20N BETWEEN 122W AND 128W 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM KIKO NEAR 16.1N 127.7W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM OF CENTER. SEAS 12 FT OR GREATER WITHIN 75 NM OF 
CENTER WITH SEAS TO 19 FT.
.48 HOUR FORECAST TROPICAL STORM KIKO NEAR 16.6N 129.1W. MAXIMUM 
SUSTAINED WINDS 60 KT GUSTS 75 KT. LITTLE CHANGE IN RADIUS OF 
TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. ELSEWHERE 
WITHIN 180 NM NW AND 150 NM SE SEMICIRCLES WINDS 20 TO 33 KT. 
SEAS 8 TO 13 FT. REMAINDER OF AREA FROM 12.5N TO 20N BETWEEN 
124W AND 133W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE KIKO NEAR 17.2N 130.4W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE KIKO NEAR 16.7N 132.4W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
.120 HOUR FORECAST HURRICANE KIKO NEAR 16.0N 135.0W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 14N135W 1008 MB. WITHIN 120 NM NW SEMICIRCLE NE 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 13N TO 17N 
BETWEEN 131W AND 137W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED 
SWELL.
.24 HOUR FORECAST LOW PRES NEAR 14N136W 1009 MB. WITHIN 90 NM NW 
QUADRANT NE WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE FROM 14N TO 
17N BETWEEN 135W AND 138W WINDS 20 KT OR LESS. SEAS TO 8 FT IN 
MIXED SWELL.
.48 HOUR FORECAST LOW PRES NEAR 14N137W 1010 MB. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST S OF 02S BETWEEN 110W AND 120W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST S OF 00S BETWEEN 109W AND 120W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN SW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0900 UTC WED SEP 18...

.TROPICAL STORM KIKO...NUMEROUS MODERATE TO STRONG WITHIN 45 NM 
NW AND 75 NM SE SEMICIRCLES. SCATTERED MODERATE ISOLATED STRONG 
ELSEWHERE WITHIN 150 NM N AND 120 NM S SEMICIRCLES.

.TROPICAL STORM LORENA...NUMEROUS MODERATE TO STRONG WITHIN 45 
NM N AND 120 NM S SEMICIRCLES. SCATTERED MODERATE ISOLATED 
STRONG ELSEWHERE WITHIN 150 NM NE AND 240 NM SW SEMICIRCLES.

.TROPICAL STORM MARIO...NUMEROUS MODERATE TO STRONG WITHIN 30 NM 
NE AND 120 NM SW SEMICIRCLES. SCATTERED MODERATE ISOLATED STRONG 
ELSEWHERE WITHIN 240 NM SW QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N78W TO 09N85W TO 14N97W...RESUMES FROM 
14N131W TO LOW PRES NEAR 14N135W TO BEYOND 12N140W. SCATTERED 
MODERATE ISOLATED STRONG N OF 05N E OF 85W...AND FROM 07N TO 11N 
BETWEEN 110W AND 121W.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.