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National Weather Service Marine Forecast FZPN01 KWBC

FZPN01 KWBC 270954
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC MON MAR 27 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 0600 UTC MAR 27.
24 HOUR FORECAST VALID 0600 UTC MAR 28.
48 HOUR FORECAST VALID 0600 UTC MAR 29.

.WARNINGS.

STORM WARNING

.06 HOUR FORECAST LOW W OF AREA 35N145E 995 MB. OVER FORECAST
WATERS W OF A LINE FROM 30N168E TO 37N160E WINDS 25 TO 35 KT.
SEAS TO 11 FT.
.24 HOUR FORECAST LOW W OF AREA 37N161E 977 MB. OVER FORECAST
WATERS WITHIN 420 NM S QUADRANT WINDS 40 TO 55 KT. SEAS 14 TO 28
FT. ELSEWHERE W OF A LINE FROM 30N180W TO 36N180W TO 42N170E
WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW 41N178E 971 MB. WITHIN 540 NM S AND SW
QUADRANTS WINDS 45 TO 55 KT. SEAS 20 TO 40 FT. ELSEWHERE FROM
30N TO 46N W OF 163E WINDS 30 TO 45 KT. SEAS 10 TO 27 FT.

GALE WARNING

.LOW 50N166W 980 MB NEARLY STATIONARY THEN MOVING E 20 KT AFTER
24 HOURS. WITHIN 420 NM N AND NW QUADRANTS WINDS 25 TO 40 KT.
SEAS 11 TO 21 FT...EXCEPT N OF THE ALEUTIAN ISLANDS 8 TO 12 FT.
ELSEWHERE WITHIN 360 NM OF CENTER WINDS 25 TO 35 KT. SEAS 15 TO
25 FT.
.24 HOUR FORECAST LOW 49N165W 988 MB. WITHIN 600 NM S AND 300 NM
W QUADRANTS WINDS 20 TO 30 KT. SEAS 10 TO 18 FT. WITHIN 420 N
QUADRANT WINDS TO 25 KT. SEAS 10 TO 15 FT...EXCEPT N OF THE
ALEUTIAN ISLANDS 8 TO 11 FT.
.48 HOUR FORECAST LOW 49N159W 1003 MB. CONDITIONS DIMINISHED.

GALE WARNING

.LOW 53N138W 995 MB MOVING NE 20 KT. WITHIN 780 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 10 TO 21 FT. ELSEWHERE WITHIN 300 NM E
AND NE QUADRANTS WINDS TO 25 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS INLAND.

GALE WARNING

.FROM 34N TO 45N BETWEEN 150W AND 178W AREA OF W TO SW WINDS 25
TO 35 KT. SEAS 10 TO 18 FT.
.24 HOUR FORECAST CONDITIONS ABSORBED BY LOW 49N165W.

GALE WARNING

.LOW 49N175E 987 MB MOVING SE 15 KT. EXCEPT AS NOTED ABOVE
WITHIN 720 NM SW SEMICIRCLE WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
.24 HOUR FORECAST LOW 47N178W 998 MB. WITHIN 360 NM S SEMICIRCLE
WINDS 20 TO 30 KT. SEAS 9 TO 17 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
41N178E.

GALE WARNING

.FROM 30N TO 35N E OF 122W AREA OF NW WINDS TO 25 KT. SEAS TO 9
FT.
.24 HOUR FORECAST FROM 30N TO 39N E OF 125W AREA OF NW WINDS 25
TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST FROM 30N TO 40N E OF 126W AREA OF N TO NW
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

GALE WARNING

.12 HOUR FORECAST NEW LOW 48N144W 999 MB. WITHIN 660 NM S
QUADRANT WINDS 30 TO 45 KT. SEAS 12 TO 18 FT.
.24 HOUR FORECAST LOW 53N135W 996 MB. OVER FORECAST WATERS
WITHIN 600 NM SE QUADRANT WINDS 30 TO 45 KT. SEAS 12 TO 18 FT.
WITHIN 240 NM NE QUADRANT WINDS 25 TO 40 KT. SEAS 9 TO 16 FT.
WITHIN 300 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS 10 TO 15 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS INLAND.

GALE WARNING

.12 HOUR FORECAST NEW LOW 50N170E 993 MB. EXCEPT AS NOTED ABOVE
WITHIN 480 NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 17
FT.
.24 HOUR FORECAST LOW 49N166E 994 MB. WITHIN 420 NM NW
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 48N164E 996 MB. WITHIN 420 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 17 FT.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 54N168W IS IN A STATE OF UNREST. MARINERS
TRAVELING IN THE VICINITY OF THE VOLCANO ARE URGED TO EXERCISE
CAUTION. IF MARINERS ENCOUNTER ANY VOLCANIC ASH...REPORT THE
OBSERVATION TO THE OCEAN PREDICTION CENTER BY CALLING
301-683-1520.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 30N TO 42N
BETWEEN 156W AND 169W...AND FROM 44N TO 50N BETWEEN 147W AND
154W.
.24 HOUR FORECAST DENSE FOG FROM 33N TO 45N BETWEEN 140W AND
156W...AND FROM 46N TO 52N BETWEEN 134W AND 140W.
.48 HOUR FORECAST DENSE FOG FROM 38N TO 47N BETWEEN 128W AND
141W...AND FROM 30N TO 41N BETWEEN 167W AND 180W.

.LIGHT TO MODERATE FREEZING SPRAY OVER ICE FREE WATERS N OF A
LINE FROM 59N173W TO 62N179E.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE
FROM 58N172W TO 62N178E.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE
FROM 57N171W TO 62N177E.

.HIGH 34N142W 1028 MB MOVING E 20 KT.
.24 HOUR FORECAST HIGH 35N133W 1031 MB.
.48 HOUR FORECAST HIGH 34N131W 1029 MB.

.HIGH 32N170E 1022 MB MOVING E 35 KT.
.24 HOUR FORECAST HIGH 31N170W 1021 MB.
.48 HOUR FORECAST HIGH 34N155W 1023 MB.

.FORECASTER SCOVIL. 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 MON MAR 27.
24 HOUR FORECAST VALID 0600 UTC TUE MAR 28.
48 HOUR FORECAST VALID 0600 UTC WED MAR 29.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 25N E OF 121W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW
SWELL.
.24 HOUR FORECAST N OF 25N E OF 123W NW WINDS 20 TO 25 KT. SEAS
9 TO 11 FT. ELSEWHERE N OF 22N W OF 113W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST N OF 20N W OF 111W WINDS 20 KT OR LESS. SEAS
8 TO 12 FT IN NW SWELL.

.FROM 04N TO 22N W OF 123W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST W OF LINE FROM 22N123W TO 11N125W TO 02N140W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST W OF LINE FROM 20N113W TO 20N112W TO 03N140W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.

.48 HOUR FORECAST GULF OF CALIFORNIA FROM 25N TO 28N NW 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 0900 UTC MON MAR 27...

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH

ITCZ FROM 01S127W TO 02S140W. NO SIGNIFICANT CONVECTION.


.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.