North Pacific High Seas Forecast

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FZPN01 KWBC 191606
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC THU MAY 19 2022

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1200 UTC MAY 19. 
24 HOUR FORECAST VALID 1200 UTC MAY 20.
48 HOUR FORECAST VALID 1200 UTC MAY 21.

.WARNINGS.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 46N164W 992 MB MOVING NW 10
KT AND SECOND CENTER 41N153W 1011 MB MOVING NE 15 KT. WITHIN 120
NM SW SEMICIRCLE AND 240 NM NW QUADRANT OF MAIN LOW...WITHIN 120
NM N OF A FRONT FROM 50N166W TO 49N160W TO 47N150W TO 46N146W AND
WITHIN 180 NM E OF A FRONT FROM SECOND LOW TO 30N154W WINDS 25 TO
35 KT. SEAS 9 TO 15 FT. ELSEWHERE WITHIN 480 NM NE...SE...BETWEEN
240 NM AND 660 NM S...240 NM SW...480 NM NW QUADRANTS OF MAIN LOW
AND WITHIN 600 NM N...540 NM NE...660 NM SE AND 600 NM S
QUADRANTS OF SECOND LOW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 49N168W 994 MB
AND SECOND CENTER 47N149W 1008 MB AND THIRD LOW 37N149W 1011 MB.
WITHIN 300 NM N AND NE OF A FRONT TO EXTEND FROM 51N169W TO
52N158W TO 51N151W TO 47N147W...AND WITHIN 240 NM SE QUADRANT OF
THIRD LOW WINDS 25 TO 40 KT. SEAS 9 TO 17 FT...HIGHEST NEAR
52N149W. ELSEWHERE WITHIN 720 NM NE...420 NM SE...480 NM SW AND 
600 NM NW
QUADRANTS OF MAIN LOW...540 NM NE AND SE QUADRANTS OF SECOND LOW
AND WITHIN 300 NM E OF A FRONT FROM 41N149E TO THIRD LOW TO
30N154W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT IN MIXED SWELL.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 51N171W 994 MB
AND SECOND CENTER 50N145W 1009 MB. BETWEEN 420 NM AND 780 NM NE
QUADRANT OF MAIN LOW AND 300 NM NE AND 720 NM NW QUADRANTS OF
SECOND LOW WINDS 25 TO 35 KT. SEAS 9 TO 16 FT...HIGHEST NEAR
56N150W. ELSEWHERE BETWEEN 120 NM AND 720 NM SE...240 NM AND 780
NM SW...240 NM AND 660 NM NW QUADRANTS OF MAIN LOW AND 1140 NM S
QUADRANT OF SECOND LOW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
 
...GALE WARNING...
.FROM 30N TO 43N BETWEEN 119W AND 131W AREA OF NW TO N WINDS 20
TO 30 KT. SEAS 8 TO 13 FT IN MIXED SWELL.
.12 HOUR FORECAST FROM 33N TO 42N E OF 126W AREA OF NW WINDS 25
TO 35 KT. SEAS 10 TO 16 FT.
.24 HOUR FORECAST FROM 32N TO 42N E OF 128W AREA OF NW WINDS 25
TO 40 KT. SEAS 12 TO 17 FT. ELSEWHERE FROM 30N TO 43N BETWEEN
118W AND 133W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 14
FT IN MIXED SWELL.
.48 HOUR FORECAST FROM 30N TO 44N BETWEEN 120W AND 132W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 15 FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.FROM 45N TO 58N BETWEEN 123W AND 140W AREA OF NW WINDS 20 TO 30
KT. SEAS TO 11 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST FROM 60N TO 63N BETWEEN 168W AND 172W AREA OF
NE WINDS TO 25 KT. SEAS LESS THAN 8 FT.
 
.KARYMSKY VOLCANO (AT POSITION 54.0N 159.3E) LOCATED IN THE
KAMCHATKA PENINSULA IS CURRENTLY EXPERIENCING INTERMITTENT
ERUPTIONS. TRACE AMOUNTS OF ASH ARE POSSIBLE IN THE VICINITY.
MARINERS TRAVELING IN THE VICINITY OF KARYMSKY ARE URGED TO
EXERCISE CAUTION. IF MARINERS ENCOUNTER VOLCANIC ASH OR FLOATING
VOLCANIC DEBRIS...YOU ARE ENCOURAGED TO REPORT THE OBSERVATION TO
THE OCEAN PREDICTION CENTER BY CALLING 301-683-1520.
 
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA
BOUNDED BY A LINE FROM 40N151W TO 46N147W TO 51N167W TO 46N168W
TO 40N151W AND WITHIN 60 NM NE OF A LINE FROM 45N149W TO
43N145W.
.24 HOUR FORECAST DENSE FOG FROM 40N TO 52N BETWEEN 144W AND
155W AND WITHIN 60 NM N OF A LINE FROM 50N155W TO 50N161W.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM
40N147W TO 54N156W TO 49N138W TO 40N147W.
 
.HIGH 34N137W 1032 MB MOVING N 05 KT.
.24 HOUR FORECAST HIGH ABSORBED BY HIGH 46N135W.
 
.HIGH 45N139W 1032 MB MOVING NE 05 KT.
.24 HOUR FORECAST HIGH 46N135W 1031 MB.
.48 HOUR FORECAST HIGH 43N133W 1028 MB.
 
.HIGH 52N145W 1030 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 57N141W 1031 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 46N163E 1024 MB MOVING S 05 KT.  
.24 HOUR FORECAST HIGH 44N162E 1024 MB.
.48 HOUR FORECAST HIGH 43N163E 1026 MB.

.24 HOUR FORECAST HIGH 56N141W 1032 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER FUTTERMAN. OCEAN PREDICTION CENTER.

NWS 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 1200 UTC THU MAY 19.
24 HOUR FORECAST VALID 1200 UTC FRI MAY 20.
48 HOUR FORECAST VALID 1200 UTC SAT MAY 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 29N125W TO 28N126W TO 29N128W TO 30N126W TO 29N125W N 
WINDS 20 TO 25 KT. SEAS 9 TO 10 FT IN N TO NE SWELL. ELSEWHERE 
WITHIN 26N121W TO 26N127W TO 29N131W TO 30N120W TO 26N121W  
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL. 
.24 HOUR FORECAST WITHIN 26N122W TO 24N129W TO 26N134W TO 
30N134W TO 30N119W TO 26N122W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 26N119W TO 25N122W TO 26N131W TO 
30N133W TO 30N117W TO 26N119W WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NORTHERLY SWELL.

.WITHIN 10N139W TO 09N140W TO 11N140W TO 11N139W TO 10N139W
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND S SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 03.4S92W TO 03.4S117W TO 01S110W TO 01S100W TO 03.4S92W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL. WITHIN
04N92W TO 04N93W TO 06N91W TO 06N90W TO 05N90W TO 04N92W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 03.4S81W TO 03.4S102W TO 02S93W TO 
01S88W TO 02S85W TO 03.4S81W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN S TO SW SWELL. WITHIN 04N99W TO 03.5N101W TO 04N100.5W TO 
04.5N99W TO 04N98.5W TO 04N99W WINDS 20 KT OR LESS. SEAS 8 FT IN 
MIXED SW SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.24 HOUR FORECAST LOW PRES NEAR 31N114.5W 1000 MB. GULF OF
CALIFORNIA WITHIN 30.5N114W TO 30.5N114.5W TO 30.5N114W TO 
31N114W TO 30.5N114W S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.36 HOUR FORECAST LOW PRES INLAND NEAR 31N115W 999 MB. WITHIN 
30N114W TO 30N115W TO 31N114W TO 31N113W TO 30N114W S TO SW WINDS
20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES NEAR 31N114.5W 1004 MB. WITHIN 
30.5N113.5W TO 30.5N114W TO 30N114.5W TO 30.5N114.5W TO 31N114W 
TO 30.5N113.5W S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1530 UTC THU MAY 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 10N76W TO LOW PRES NEAR 09.5N93W
1010 MB TO 10N105W TO LOW PRES NEAR 09N117.5W 1011 MB TO 07N131W.
THE ITCZ CONTINUES FROM 07N131W TO BEYOND 08N140W. SCATTERED TO
LOCALLY NUMEROUS MODERATE TO STRONG CONVECTION IS FROM 04.5N TO 
11.5N BETWEEN 79W AND 103W. SCATTERED MODERATE ISOLATED STRONG 
CONVECTION IS FROM 05N TO 12N BETWEEN 103W AND 129W...AND WITHIN
90 NM N OF THE ITCZ BETWEEN 132W AND 140W. 

 
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

$$