Hurricane Force Warnings in Effect
Pacific:  High Seas EP1

North Pacific High Seas Forecast

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FZPN01 KWBC 190406
HSFEP1

HIGH SEAS FORECAST 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
0430 UTC SUN JAN 19 2020 

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0000 UTC JAN 19. 
24 HOUR FORECAST VALID 0000 UTC JAN 20. 
48 HOUR FORECAST VALID 0000 UTC JAN 21. 

.WARNINGS. 

...HURRICANE FORCE WIND WARNING...
.LOW W OF AREA 36N153E 973 MB MOVING NE 25 KT. OVER FORECAST 
WATERS WITHIN 540 NM NE QUADRANT WINDS 35 TO 50 KT. SEAS 12 TO 
20 FT. ELSEWHERE W OF A LINE FROM 30N169E TO 39N179E TO 44N168E 
WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.12 HOUR FORECAST LOW 39N160E 970 MB. WITHIN 300 NM SE QUADRANT 
WINDS 50 TO 65 KT. SEAS 24 TO 42 FT. 
.24 HOUR FORECAST LOW 41N169E 972 MB. WITHIN 300 NM S
SEMICIRCLE...AND BETWEEN 120 NM AND 360 NM NE QUADRANT WINDS 40
TO 55 KT. SEAS 22 TO 42 FT...EXCEPT NE QUADRANT 14 TO 26 FT.
ELSEWHERE N OF 30N WITHIN 900 NM NE...1500 NM E AND SE...720 NM 
SW...AND 480 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 40 
FT...HIGHEST SW QUADRANT.
.48 HOUR FORECAST LOW 45N178W 968 MB. WITHIN 420 NM S AND SW 
QUADRANTS WINDS 35 TO 50 KT. SEAS 21 TO 38 FT. ELSEWHERE FROM 
30N TO 51N BETWEEN 154W AND 170E WINDS 25 TO 40 KT. SEAS 13 TO 
26 FT.

...STORM WARNING... 
.LOW 46N168W 998 MB MOVING E 30 KT AND INTENSIFYING. WITHIN 300 
NM S AND SE...AND 420 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 11 
TO 22 FT.
.12 HOUR FORECAST LOW 44N156W 990 MB. WITHIN 300 NM S AND SW 
QUADRANTS WINDS 40 TO 50 KT. SEAS 18 TO 30 FT. 
.24 HOUR FORECAST LOW 45N147W 982 MB. WITHIN 300 NM S AND SW
QUADRANTS WINDS 40 TO 50 KT. SEAS 18 TO 33 FT. ELSEWHERE WITHIN
150 NM NE...720 NM S AND SE...480 NM SW...AND 420 NM W AND NW 
QUADRANTS WINDS 25 TO 40 KT. SEAS 13 TO 26 FT. 
.48 HOUR FORECAST LOW 47N138W 982 MB. WITHIN 240 NM SW QUADRANT
WINDS 35 TO 50 KT. SEAS 18 TO 32 FT. ELSEWHERE FROM 32N TO 50N
BETWEEN 125W AND 146W WINDS 25 TO 35 KT. SEAS 12 TO 24 FT. 

...GALE WARNING... 
.LOW 49N151W 984 MB MOVING NE 10 KT. OVER FORECAST WATERS WITHIN 
960 NM SE AND 720 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 32
FT...HIGHEST NEAR 43N155W.
.24 HOUR FORECAST LOW 50N148W 989 MB. WITHIN 660 NM W AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING... 
.COMPLEX LOW WITH MAIN CENTER 55N137W 986 MB MOVING NW 15 KT.
OVER FORECAST WATERS WITHIN 180 NM E AND SE QUADRANTS WINDS 35 
TO 45 KT. SEAS 13 TO 26 FT. ELSEWHERE WITHIN 300 NM S 
SEMICIRCLE...
AND WITHIN 240 NM NE AND 600 NM W AND NW QUADRANTS WINDS 25 TO 
35 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST COMBINED LOW 58N146W 986 MB. WITHIN 180 NM N 
AND NE...AND 480 NM E AND SE QUADRANTS WINDS 25 TO 40 KT. SEAS 9 
TO 18 FT.
.48 HOUR FORECAST LOW 59N150W 994 MB. WITHIN 240 NM E AND NE...
AND 120 NM SE QUADRANTS WINDS TO 25 KT. SEAS TO 11 FT.

...GALE WARNING... 
.LOW JUST W OF AREA 60N178E 989 MB MOVING E 10 KT WILL TURN NE 
AFTER 24 HOURS. OVER FORECAST WATERS WITHIN 480 NM S AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.
.12 HOUR FORECAST LOW JUST W OF AREA 60N180W 988 MB. WITHIN 240 
NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW 61N176W 987 MB. WITHIN 180 NM SE...AND 300 
NM W AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 18 FT. 
.48 HOUR FORECAST COMPLEX LOW WITH ONE CENTER 64N171W 988 MB AND 
A SECOND NEW CENTER 59N177W 993 MB. WITHIN 240 NM S AND SW 
SEMICIRCLE OF SECOND NEW CENTER WINDS 20 TO 30 KT. SEAS 8 TO 14
FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 46N133W 1002 MB. OVER FORECAST WATERS
WITHIN 360 NM NE AND 420 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS 
8 TO 15 FT.
.30 HOUR FORECAST LOW 49N132W 998 MB. WITHIN 240 NM NE AND 300 
NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH 
LOW 47N138W ABOVE.

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY OVER THE COOK INLET...AND N 
AND NE OF A LINE FROM 58N165W TO 61N176W. 
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 60N W OF
ALASKA. 
.48 HOUR FORECAST LITTLE CHANGE. 

.SYNOPSIS AND FORECAST. 

.COMPLEX LOW WITH MEAN CENTER 56N171W 990 MB MOVING SE 15 KT.
BETWEEN 120 NM AND 600 NM S AND SE...AND BETWEEN 120 NM AND 420 
NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 
.24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 53N165W 997 MB.
WITHIN 360 NM W AND SW SEMICIRCLES WINDS TO 25 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. 

.48 HOUR FORECAST FROM 33N TO 43N BETWEEN 163E AND 160E S TO SW
WINDS 20 TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM OF 
56N135W...AND WITHIN 180 NM OF 39N173E.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.HIGH 35N124W 1027 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST HIGH 33N123W 1019 MB.

.HIGH 36N167W 1024 MB MOVING SE 25 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 31N171W 1027 MB DRIFTING SE. 
.24 HOUR FORECAST HIGH S OF AREA. 

.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 0000 UTC SUN JAN 19.
24 HOUR FORECAST VALID 0000 UTC MON JAN 20.
48 HOUR FORECAST VALID 0000 UTC TUE JAN 21.

.WARNINGS.

...GALE WARNING...
.WITHIN 15.5N94W TO 15.5N95.5W TO 16N95.5W TO 16N95W TO
16.5N94.5W TO 15.5N94W...INCLUDING THE GULF OF TEHUANTEPEC...N
WINDS 30 TO 35 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN 14N95W TO 
14N96W TO 15N96W TO 15N95W TO 14N95W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 14N95W TO 15N96W TO 16N96W TO 16N95W TO
16N94W TO 14N95W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 
30 TO 40 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 13N95W TO 11N96W
TO 10N98W TO 14N96W TO 14N95W TO 13N95W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 13N94W TO 14N97W TO 16N96W TO 16N94W TO
15N93W TO 13N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE 
WINDS 35 TO 45 KT. SEAS 12 TO 14 FT. ELSEWHERE WITHIN 08N97W TO 
08N101W TO 11N100W TO 15N97W TO 11N93W TO 08N97W NE WINDS 20 TO 
30 KT. SEAS 10 TO 12 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 10N86W TO 08N90W TO 07N92W TO 10N92W TO 12N87W TO
10N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
30 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 08N91W TO 09N91W TO 11N86W TO
08N91W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
30 KT. SEAS 8 FT. 
.48 HOUR FORECAST WITHIN 10N86W TO 10N87W TO 09N88W TO 11N88W TO
11N86W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20
TO 30 KT. SEAS 8 FT.

.WITHIN 07N79W TO 07N80W TO 08N80W TO 09N80W TO 09N79W TO 07N79W
N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 24N109W TO 22N109W TO 24N111W TO 29N113W TO 28N111W TO
24N109W...INCLUDING GULF OF CALIFORNIA... NW TO N WINDS 20 TO 30
KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 08N108W TO 02N127W TO 02N140W TO 18N140W TO 24N128W TO
08N108W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 09N119W TO 08N122W TO 08N140W TO
13N140W TO 16N126W TO 09N119W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN NE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.LOW PRESSURE NEAR 23N139W 1010 MB. WITHIN 24N137W TO 24N139W TO
27N140W TO 26N137W TO 24N137W SE TO S WINDS 30 TO 35 KT. SEAS 10
TO 12 FT. ELSEWHERE WITHIN 22N132W TO 20N139W TO 23N140W TO 
30N140W TO 30N137W TO 22N132W SE WINDS 20 TO 30 KT. SEAS 8 TO 10
FT.
.24 HOUR FORECAST LOW PRESSURE NEAR 27N133W 1009 MB. WITHIN 
23N131W TO 18N140W TO 30N140W TO 30N126W TO 23N131W N WINDS 20 TO
30 KT. SEAS 10 TO 12 FT.
.48 HOUR FORECAST LOW PRESSURE NEAR 29N127W 1012 MB. WITHIN 
12N136W TO 10N140W TO 15N140W TO 30N131W TO 30N124W TO 12N136W N 
TO NE WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 
25N133W TO 17N140W TO 30N140W TO 30N130W TO 25N133W WINDS 20 KT 
OR LESS. SEAS 8 TO 13 FT IN NW SWELL...HIGHEST NEAR 30N140W.

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

CONVECTION VALID AT 0300 UTC SUN JAN 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM NEAR 05N77W TO 04N80W TO 06N100W. 
THE ITCZ CONTINUES FROM 06N100W TO BEYOND 10N140W. SCATTERED
MODERATE CONVECTION NOTED FROM 07N TO 10N BETWEEN 109W AND 111W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.