East and Central North Pacific High Seas Forecast

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FZPN02 KWBC 060525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC SAT MAR 06 2021

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC MAR 06. 
24 HOUR FORECAST VALID 0000 UTC MAR 07.
48 HOUR FORECAST VALID 0000 UTC MAR 08.

.WARNINGS.

...STORM WARNING...
.LOW 56N149W 990 MB MOVING SE 20 KT. WITHIN 660 NM S AND 420 NM
SW QUADRANTS WINDS 40 TO 55 KT. SEAS 18 TO 25 FT. ELSEWHERE
WITHIN 840 NM SE AND 1020 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS
10 TO 18 FT.
.24 HOUR FORECAST LOW 51N140W 984 MB. BETWEEN 90 NM AND 300 NM SW
AND W QUADRANTS WINDS 45 TO 60 KT. SEAS 24 TO 44 FT. ELSEWHERE
WITHIN 360 NM NE...780 NM SE...600 NM SW...AND 660 NM NW
QUADRANTS WINDS 30 TO 45 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST 49N136W 994 MB. WITHIN 240 NM NE...480 NM
SE...780 NM SW...AND 420 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS
13 TO 25 FT.

...STORM WARNING...
.LOW NW OF AREA NEAR 55N159E 992 MB MOVING NE 10 KT. WITHIN 1080
NM E AND 540 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 23
FT.
.24 HOUR FORECAST LOW NW OF AREA NEAR 47N167E 974 MB. WITHIN 360
NM SE AND 300 NM S QUADRANTS WINDS 40 TO 50 KT. SEAS 18 TO 26 FT.
ELSEWHERE WITHIN 780 NM E AND SE...AND 840 NM SW QUADRANTS WINDS
25 TO 40 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST LOW NW OF AREA NEAR 62N174E 976 MB. WITHIN 240
NM SE QUADRANT WINDS 20 TO 30 KT. SEAS 16 TO 19 FT.

...GALE WARNING...
.LOW 52N130W 997 MB MOVING NE 10 KT. WITHIN 420 NM SE AND 480 NM
S QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 23 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.W AND NW OF A FRONT FROM 60N173W TO 58N177W WINDS 25 TO 35 KT.
SEAS 19 TO 26 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 38N174E 1016 MB MOVING NE 20 KT. WITHIN 300 NM N...660 NM
NE...300 NM SE...AND 240 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS
8 TO 14 FT.
.24 HOUR FORECAST LOW 44N178W 1006 MB. WITHIN 360 NM NE AND 420
NM SE QUADRANTS WINDS 30 TO 45 KT. SEAS 9 TO 17 FT.
.48 HOUR FORECAST LOW DISSIPATED. FRONT TO EXTEND FROM 59N173W TO
55N172W TO 46N165W TO 38N173W. WITHIN 240 NM E OF THE FRONT N OF
51N AND 180 NM E OF THE FRONT FROM 40N TO 51N WINDS 30 TO 45 KT.
SEAS 12 TO 20 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 55N171E 991 MB. WITHIN 360 NM E...480 NM
SE...AND 720 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 12 TO 20
FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY NE AND E OF A LINE FROM 59N180W
TO 59N173W. LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE FROM
57N174E TO 58N176W TO 58N162W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 43N160E TO 50N168E.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 44N160E TO 48N175E TO 58N178W.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST NE AND E OF A LINE FROM 35N123W TO 30N118W AREA
OF NW WINDS TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 32N TO 36N
BETWEEN 176E AND 173E.
.24 HOUR FORECAST FROM 32N TO 36N BETWEEN 179E AND 171E AND
WITHIN 120 NM NE OF A LINE FROM 44N179E TO 43N176W.
.48 HOUR FORECAST DENSE FOG FROM 32N TO 35N BETWEEN 179E AND 170E
AND WITHIN 120 NM SE OF A LINE FROM 39N177W TO 42N172W.

.VENIAMINOF VOLCANO NEAR 56N159W IS CURRENTLY IN A STATE OF
UNREST. MARINERS TRAVELLING IN THE VICINITY OF VENIAMINOF ARE
URGED TO EXERCISE CAUTION. IF MARINERS ENCOUNTER VOLCANIC ASH,
PLEASE REPORT THE OBSERVATION TO THE OCEAN PREDICTION CENTER BY
CALLING 301-683-1520.

.HIGH 36N168W 1035 MB MOVING SE 15 KT. 
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 44N169W 1039 MB MOVING SE 20 KT.
.24 HOUR FORECAST HIGH 40N159W 1039 MB.
.48 HOUR FORECAST HIGH 39N155W 1038 MB.

.FORECASTER BELL. 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 0000 UTC SAT MAR 6.
24 HOUR FORECAST VALID 0000 UTC SUN MAR  7.
48 HOUR FORECAST VALID 0000 UTC MON MAR  8.

.WARNINGS.

...GALE WARNING...
.18 HOUR FORECAST GULF OF TEHUNATEPEC N OF 15N BETWEEN 94.5W AND
95.5W N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT
.21 HOUR FORECAST WITHIN 15N94W TO 15N95W TO 14N96W TO 16N95W TO
16N94W TO 15N94W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 25 TO
35 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 14N95W TO 14N96W TO 16N95W TO 15N94W TO
14N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 25 TO 40 KT. 
SEAS 8 TO 12 FT.
.48 HOUR FORECAST GULF OF TEHUNATEPEC N OF 14.5N BETWEEN 94W AND
96W N TO NE WINDS 30 TO 35 KT. SEAS 10 TO 13 FT. ELSEWHERE 
WITHIN 14N94W TO 13N96W TO 13N97W TO 16N95W TO 15N94W TO 14N94W N
TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. REMAINDER AREA WITHIN 
11N94W TO 09N96W TO 09N103W TO 11N103W TO 15N94W TO 11N94W WINDS 
20 KT OR LESS. SEAS 9 TO 11 FT IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 08N110W TO 06N140W TO 30N140W TO 30N117W TO 08N110W WINDS
20 KT OR LESS. SEAS 8 TO 15 FT IN NW SWELL...HIGHEST NW PART.
.24 HOUR FORECAST WITHIN 06N110W TO 03N140W TO 30N140W TO 
30N116W TO 06N110W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW 
SWELL.
.48 HOUR FORECAST WITHIN 06N106W TO 01N140W TO 30N140W TO 30N116W
TO 06N106W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.

.36 HOUR FORECAST WITHIN 10N87W TO 10N88W TO 11N88W TO 12N88W TO
11N86W TO 10N87W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20
TO 30 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN 10N86W TO 10N87W TO 10N88W TO 11N88W TO
11N87W TO 10N86W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20
TO 25 KT. SEAS 8 TO 9 FT.

.36 HOUR FORECAST WITHIN 06N79W TO 05N80W TO 05N81W TO 08N79W TO
07N79W TO 06N79W...INCLUDING GULF OF PANAMA...N WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 06N78W TO 06N80W TO 07N80W TO 08N79W TO
08N79W TO 06N78W...INCLUDING GULF OF PANAMA...N 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 0300 UTC SAT MAR 6...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N83W TO 07N90W TO 04N100W. ITCZ FROM 
04N100W TO 03N120W TO 04N140W. SCATTERED MODERATE ISOLATED STRONG
WITHIN 60 NM EITHER SIDE OF BOUNDARY BETWEEN 95W AND 122W.



.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0000 UTC MAR 06 2021.
24 HOUR FORECAST VALID 0000 UTC MAR 07 2021.
48 HOUR FORECAST VALID 0000 UTC MAR 08 2021.

.WARNINGS. 

.NONE. 

.SYNOPSIS AND FORECAST. 

.FRONT FROM 30N165E TO 22N160E MOVING E 10 KT N OF 26N...AND 
NEARLY STATIONARY ELSEWHERE. 
.24 HOUR FORECAST WEAK FRONT FROM 30N168E TO 22N160E. 
.48 HOUR FORECAST FRONT WEAKENED TO TROUGH FROM 30N170E TO 
23N167E TO 17N167E. 

.WEAK FRONT FROM 26N140W TO 24N148W NEARLY STATIONARY. 
.24 HOUR FORECAST DISSIPATING FRONT FROM 26N140W TO 24N151W. 
.48 HOUR FORECAST FRONT DISSIPATED. NEW FRONT FROM 29N140W TO 
28N158W. NE TO E WINDS 20 TO 25 KT N OF FRONT E OF 150W. 

.TROUGH FROM 08N149W TO 05N152W TO 01N156W MOVING W 10 KT. 
ISOLATED MODERATE TSTMS FROM 04N TO 07N BETWEEN 147W AND 152W. 
.24 HOUR FORECAST TROUGH FROM 06N158W TO 02N160W. 
.48 HOUR FORECAST TROUGH DISSIPATED. 

.TROUGH FROM 06N160E TO 08N167E TO 08N175E MOVING N 10 KT. 
ISOLATED MODERATE TSTMS FROM 04N TO 09N W OF 177E. 
.24 HOUR FORECAST WEAK TROUGH FROM 09N167E TO 11N173E. 
.48 HOUR FORECAST TROUGH DISSIPATED. 

.TROUGH FROM 22N168E TO 19N168E TO 16N165E MOVING WNW SLOWLY. 
.24 HOUR FORECAST TROUGH FROM 24N168E TO 19N166E. 
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IN FIRST 
ENTRY ABOVE. 

.NE TO E WINDS 20 TO 25 KT FROM 21N TO 28N BETWEEN 155W AND 
180W. E TO SE WINDS 20 TO 25 KT N OF 21N BETWEEN 172E AND 180E. 
.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 08N TO 20N E OF 
148W... AND FROM 20N TO 27N BETWEEN 155W AND 172W. 
.48 HOUR FORECAST E WINDS 20 TO 25 KT FROM 20N TO 26N BETWEEN 
152W AND 168W. NE TO E WINDS 20 TO 25 KT FROM 08N TO 14N E OF 
150W. 

.RIDGE FROM 30N180E TO 25N165E MOVING ENE 10 KT. 

.WINDS 20 KT OR LESS REST OF FORECAST AREA. 

.SEAS 12 TO 14 FT N OF 22N E OF 149W. SEAS MAINLY 8 TO 12 FT 
ELSEWHERE N OF 05N E OF 170E. SEAS 8 TO 10 FT N OF 18N W OF 
170E. 
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF 05N E OF 150W. SEAS 
MAINLY 8 TO 10 FT N OF 06N BETWEEN 150W AND 171W. SEAS MAINLY 8 
TO 9 T N OF LINE FROM 09N171W TO 09N176E TO 19N165E. 
.48 HOUR FORECAST SEAS MAINLY 8 TO 11 FT FROM 02N TO 22N E OF 
155W...AND N OF 27N E OF 160W. SEAS MAINLY 8 TO 9 FT FROM 19N TO 
27N BETWEEN 155W AND 177W. 

.SEAS 8 FT OR LESS REST OF FORECAST AREA. 

.SCATTERED MODERATE TSTMS FROM 09N TO 11N BETWEEN 161W AND 165W. 
ISOLATED MODERATE TSTMS FROM 19N TO 22N BETWEEN 162W AND 173W. 

.ITCZ 04N140W TO 06N147W. ISOLATED MODERATE TSTMS FROM 03N TO 
08N E OF 147W. 

$$ 

.FORECASTER KINEL. HONOLULU HI.