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East and Central North Pacific High Seas Forecast

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FZPN02 KWBC 221125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC THU FEB 22 2018

CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 22. 
24 HOUR FORECAST VALID 0600 UTC FEB 23. 
48 HOUR FORECAST VALID 0600 UTC FEB 24. 

.WARNINGS. 

...STORM WARNING... 
.OVER FORECAST WATERS WITHIN 90 NM SW OF A LINE FROM 58N151W TO 
56N146W AREA OF W TO SW WINDS TO 25 KT. SEAS TO 9 FT. 
.18 HOUR FORECAST NEW LOW 60N145W 1010 MB. WITHIN 480 NM S AND 
SW QUADRANTS WINDS 25 TO 40 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW 59N140W 1003 MB. WITHIN 60 NM SW OF A LINE 
FROM 59N152W TO 57N143W WINDS 40 TO 50 KT. SEAS 14 TO 17 FT. 
ELSEWHERE WITHIN 540 NM S AND 480 NM SW QUADRANTS WINDS 25 TO 40 
KT. SEAS 8 TO 15 FT. 
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 300 NM NE OF A LINE 
FROM 54N141W TO 45N130W WINDS 25 TO 35 KT. SEAS 12 TO 21 FT.

...STORM WARNING... 
.LOW 46N171E 1007 MB MOVING NE 25 KT. WITHIN 360 NM NE...480 NM 
SE...AND 420 NM NW QUADRANTS AND 180 NM E AND SE OF A FRONT FROM 
42N176E TO 36N173E WINDS 25 TO 40 KT. SEAS 10 TO 16 FT. 
.24 HOUR FORECAST LOW 55N175E 1000 MB. OVER FORECAST WATERS 
WITHIN 360 NM NE AND 660 NM E QUADRANTS...AND WITHIN 300 NM E OF 
A FRONT TO EXTEND FROM 53N174W TO 43N176W WINDS 25 TO 40 KT. 
SEAS 8 TO 16 FT. 
.36 HOUR FORECAST FROM 59N TO 61N W OF 171W WINDS 40 TO 50 KT. 
SEAS 15 TO 22 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW NW OF AREA 58N172E 
999 MB. N OF 50N AND W OF 151W WINDS 30 TO 45 KT. SEAS 10 O 25 
FT.

...STORM WARNING... 
.24 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 39N160E 
TO 31N171E WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.30 HOUR FORECAST W OF A LINE FROM 42N160E TO 33N170E WINDS 25 
TO 35 KT. SEAS 8 TO 12 FT. 
.48 HOUR FORECAST LOW 44N160E 987 MB. FROM 45N TO 47N W OF 165E 
AND FROM 39N TO 43N W OF 164E WINDS 40 TO 50 KT. SEAS 18 TO 25 
FT. ELSEWHERE FROM 36N TO 49N W OF 179E WINDS 25 TO 40 KT. SEAS 
10 TO 18 FT. 

...GALE WARNING... 
.LOW W OF AREA 50N158E 999 MB MOVING NE 15 KT. OVER FORECAST 
WATERS WITHIN 240 NM E AND SE QUADRANTS WINDS 25 TO 35 KT. SEAS 
9 TO 18 FT. 
.24 HOUR FORECAST LOW NW OF AREA 57N162E 996 MB. WITHIN 840 NM 
SE AND 660 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24 FT. 
.48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS 
DESCRIBED ABOVE WITH LOW 58N172E. 

...GALE WARNING... 
.WITHIN 180 NM SW OF A LINE FROM 52N130W TO 45N124W AREA OF N TO 
NW WINDS 25 TO 35 KT. SEAS TO 11 FT. 
.24 HOUR FORECAST OVER FORECAST WATERS FROM 33N TO 42N E OF 127W 
AREA OF N TO NW WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. 
.48 HOUR FORECAST FROM 32N TO 40N BETWEEN 119W AND 127W AREA OF 
N TO NW WINDS TO 25 KT. SEAS TO 12 FT. 

...HEAVY FREEZING SPRAY WARNING...
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE 
FORECAST WATERS N OF 62N AND W OF ALASKA. 

.SYNOPSIS AND FORECAST. 

.OVER ICE FREE FORECAST WATERS W OF THE ALEUTIAN ISLANDS AND NE 
AND E OF A LINE FROM 60N180W TO 53N73W WINDS 20 TO 30 KT. SEAS 8 
TO 16 FT.
.24 HOUR FORECAST CONDITIONS INLAND.

.LOW 37N165E 1012 MB MOVING NE 40 KT. OVER FORECAST WATERS 
WITHIN 240 NM SE...300 NM SW...AND 180 NM NW QUADRANTS WINDS 20 
TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS 
DIMINISHED. 

.LOW 31N164W 1019 MB MOVING NW 10 KT. OVER FORECAST WATERS 
WITHIN 420 NM N AND 900 NM E QUADRANTS WINDS 20 TO 30 KT. SEAS 9 
TO 14 FT. 
.24 HOUR FORECAST LOW 32N169W 1019 MB. WITHIN 480 NM NE...840 NM 
E...AND 240 NM W AND NW QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT. 
.48 HOUR FORECAST LOW 31N174W 1019 MB. WITHIN 840 NM NE AND 780 
NM NW QUADRANTS AND FROM 30N TO 39N BETWEEN 153W AND 165W WINDS 
20 TO 30 KT. SEAS 8 TO 12 FT.

.FROM 35N TO 41N BETWEEN 124W AND 128W AREA OF N TO NW WINDS TO 
25 KT. SEAS TO 10 FT. 
.24 HOUR FORECAST CONDITIONS DIMINISHED. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER ICE FREE 
FORECAST WATERS FROM 59N TO 63N BETWEEN 167W AND 170W AND FROM 
47N TO 51N BETWEEN 153W AND 163W.
.24 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE 
FROM 54N176W TO 48N159W TO 41N177W TO 54N176W AND WITHIN 120 NM 
OF 36N159W.
.48 HOUR FORECAST DENSE FOG FROM 37N TO 41N BETWEEN 159W AND 
162W.

.HIGH 48N147W 1041 MB MOVING S 05 KT. 
.24 HOUR FORECAST HIGH 45N146W 1041 MB. 
.48 HOUR FORECAST HIGH 43N146W 1041 MB. 

.HIGH 49N173W 1036 MB MOVING NE 25 KT. 
.24 HOUR FORECAST HIGH 57N162W 1037 MB. 
.48 HOUR FORECAST HIGH INLAND. 

.24 HOUR FORECAST HIGH 41N163E 1034 MB.
.48 HOUR FORECAST HIGH 47N175E 1041 MB. 

.FORECASTER BELL. 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 THU FEB 22.
24 HOUR FORECAST VALID 0600 UTC FRI FEB 23.
48 HOUR FORECAST VALID 0600 UTC SAT FEB 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 11N TO 22N W OF 120W NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 
12 FT. ELSEWHERE W OF LINE FROM 30N120W TO 19N111W TO 08N130W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL.
.24 HOUR FORECAST FROM 12N TO 21N W OF 117W NE TO E WINDS 20 TO 
25 KT. SEAS 10 TO 11 FT. ELSEWHERE W OF LINE FROM 28N140W TO 
18N111W TO 11N110W TO 07N116W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN PRIMARILY NW SWELL.
.48 HOUR FORECAST FROM 12N TO 20N W OF 118W NE TO E WINDS 20 TO 
25 KT. SEAS 10 TO 11 FT. ELSEWHERE W OF LINE FROM 26N131W TO 
13N112W TO 04N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN 
PRIMARILY NW SWELL.

.WITHIN 45 NM OF LINE FROM 11N86W TO 10N90W...INCLUDING GULF 
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.36 HOUR FORECAST N OF 28N E OF 116W NW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT. N OF 29N BETWEEN 118W AND 124W WINDS 20 KT OR 
LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST N OF 25N WITHIN 45 NM W OF BAJA CALIFORNIA NW 
WINDS 20 TO 25 KT. SEAS TO 8 FT. N OF 27N BETWEEN 115W AND 127W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.

.30 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N BETWEEN 95W AND 
95.5W N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

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

CONVECTION VALID AT 0900 UTC THU FEB 22... 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 07N78W TO 05N90W TO 02N101W. ITCZ FROM 02N101W TO 
05N140W. NO SIGNIFICANT CONVECTION.

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0600 UTC FEB 22 2018.
24 HOUR FORECAST VALID 0600 UTC FEB 23 2018.
48 HOUR FORECAST VALID 0600 UTC FEB 24 2018.

.WARNINGS. 

.NONE. 

.SYNOPSIS AND FORECAST. 

.TROUGH FROM 30N163W TO 27N164W TO 25N165W MOVING W 10 KT. 
ISOLATED MODERATE TSTMS N OF 28N BETWEEN 150W AND 162W. 
.24 HOUR FORECAST TROUGH FROM 30N168W TO 26N168W. 
.48 HOUR FORECAST TROUGH FROM 30N173W TO 29N172W. 

.TROUGH FROM 18N161W TO 14N166W TO 08N171W MOVING N 10 KT. 
ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH N OF 11N. 
.24 HOUR FORECAST TROUGH FROM 24N163W TO 11N168W. 
.48 HOUR FORECAST TROUGH FROM 30N164W TO 24N166W TO 13N170W. 

.TROUGH FROM 30N176E TO 27N179E TO 25N180E MOVING SW 10 KT. 
.24 HOUR FORECAST TROUGH DISSIPATED. 

.RIDGE FROM 30N171E TO 27N160E MOVING NW SLOWLY. 

.E TO SE WINDS 20 TO 30 KT E OF LINE FROM 12N141W TO 16N147W TO 
30N155W. 
.24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT E OF LINE FROM 
09N143W TO 19N160W TO 25N158W...AND N OF 25N BETWEEN 147W AND 
157W. NE TO E WINDS 20 TO 25 KT FROM 07N TO 18N W OF 180E. 
.48 HOUR FORECAST E TO SE WINDS 20 TO 30 KT E OF LINE FROM 
08N150W TO 18N160W TO 26N162W...AND N OF 26N BETWEEN 148W AND 
163W. NE TO E WINDS 20 TO 25 KT FROM 06N TO 16N W OF 174E. 

.SEAS 8 TO 12 FT N OF LINE FROM 11N140W TO 22N160W TO 15N163W TO 
09N175W TO 07N177E. SEAS 8 TO 9 FT FROM 10N TO 21N BETWEEN 170E 
AND 177E. 
.24 HOUR FORECAST SEAS 8 TO 12 FT E OF LINE FROM 08N140W TO 
16N169W TO 30N173W. SEAS 8 TO 10 FT FROM 08N TO 20N BETWEEN 169W 
AND 166E. 
.48 HOUR FORECAST SEAS 8 TO 12 FT E OF LINE FROM 06N147W TO 
09N158W TO 24N162W...AND BETWEEN 162W AND A LINE FROM 24N140W TO 
30N149W. SEAS 8 TO 9 FT FRO 07N TO 17N W OF 180E. 

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

.ITCZ FROM 06N140W TO 09N160W. ISOLATED MODERATE TSTMS BETWEEN 
ITCZ AND 15N. 

.ISOLATED MODERATE TSTMS W OF 168E S OF 06N...WITHIN 60 NM OF 
06N175W...AND FROM 17N TO 21N BETWEEN 151W AND 155W. 

$$ 

.HONOLULU HI.