High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 261610
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SAT MAY 26 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SEE ANNOUNCEMENT OF PLANNED INMARSAT I-3 TO I-4 MIGRATION
IN 2018 AT OCEAN.WEATHER.GOV/GMDSS_NOTICE.PHP (LOWERCASE).

SECURITE

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

SYNOPSIS VALID 1200 UTC MAY 26.
24 HOUR FORECAST VALID 1200 UTC MAY 27.
48 HOUR FORECAST VALID 1200 UTC MAY 28.

.WARNINGS.

...GALE WARNING...
.LOW 54N142W 991 MB MOVING N 10 KT. SECOND LOW 43N160W 1015 MB
MOVING NE 20 KT. FRONT EXTENDS FROM LOW TO 55N140W TO 50N141W TO
46N150W TO SECOND LOW. WITHIN 300 NM S...300 NM E AND 240 NM NE
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.  WITHIN 300 NM N
AND NE...480 NM SE AND S QUADRANTS...AND 300 NM SE OF THE FRONT
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 57N142W 992 MB. FRONT TO EXTEND FROM LOW
TO 57N140W TO 54N133W TO 50N136W TO 40N150W. WITHIN 240 NM E
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 17 FT. ELSEWHERE FROM
52N TO 59N BETWEEN 146W AND 133W...AND 300 NM SE OF FRONT S OF
53N WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 57N139W 1007 MB. WITHIN 300 NM S AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW 44N169E 1003 MB. WITHIN 360 NM SE
SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 52N177W 996 MB. FRONT TO EXTEND FROM LOW
TO 46N180W TO 40N170E. WITHIN 300 NM NE AND 480 NM SE
QUADRANTS...AND 240 NM SE OF FRONT WINDS 25 TO 35 KT. SEAS 8 TO
15 FT.

...GALE WARNING...
.FROM 31N TO 40N BETWEEN 120W AND 125W NW WINDS TO 25 KT. SEAS
TO 9 FT.
.24 HOUR FORECAST FROM 30N TO 43N BETWEEN 127W AND 119W NW WINDS
20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST FROM 36N TO 42N BETWEEN 123W AND 128W NW WINDS
25 TO 35 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.LOW 54N150W 997 MB MOVING E 15 KT. WITHIN 300 NM W AND SW
QUADRANTS WINDS TO 25 KT. SEAS 8 TO 12 FT.
.12 HOUR FORECAST LOW DISSIPATED WITH ASSOCIATED CONDITIONS
DIMINISHED.

.48 HOUR FORECAST LOW NW OF AREA 56N170E 989 MB. WITHIN 540 NM E
QUADRANT WINDS 20 TO 30 KT. SEAS TO 10 FT.

.48 HOUR FORECAST FROM 33N TO 39N BETWEEN 152W AND 162W WINDS TO
25 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 33N TO 38N W
OF 165E.
.24 HOUR FORECAST DENSE FOG FROM 33N TO 47N W OF 177E AND 240 NM
SE OF A LINE FROM 48N138W TO 40N148W.
.48 HOUR FORECAST DENSE FOG WITHIN 360 NM SE OF A LINE FROM
50N174W TO 37N170E.

.HIGH 36N145W 1030 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 37N137W 1029 MB.
.48 HOUR FORECAST HIGH 38N136W 1031 MB.

.HIGH 44N177W 1027 MB MOVING SE 20 KT.
.24 HOUR FORECAST HIGH 43N169W 1033 MB.
.48 HOUR FORECAST HIGH 44N156W 1034 MB.

.FORECASTER ROWLAND. 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 1200 UTC SAT MAY 26.
24 HOUR FORECAST VALID 1200 UTC SUN MAY 27.
48 HOUR FORECAST VALID 1200 UTC MON MAY 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 24N TO 28N W OF 137W WINDS 20 KT OR LESS. SEAS TO 8 FT IN
MIXED NE AND NW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.LOW PRES NEAR 10.5N133W 1010 MB. FROM 10N TO 15N BETWEEN 128W
AND 138W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES DISSIPATED. FROM 11N TO 16N W OF 129W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST FROM 11N TO 18N W OF 130W WINDS 20 KT OR LESS.
SEAS TO 9 FT IN MIXED SWELL.

.N OF 23N WITHIN 150 NM W OF BAJA PENINSULA NW WINDS 20 TO 25
KT. SEAS TO 9 FT. ELSEWHERE N OF 21.5N E OF 117W TO BAJA
PENINSULA WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL.
.24 HOUR FORECAST N OF 23N WITHIN 120 NM W OF BAJA PENINSULA AND
FROM 21N TO 23N BETWEEN 109W AND 112W NW WINDS 20 TO 25 KT. SEAS
TO 9 FT. ELSEWHERE FROM 20N TO 28.5N BETWEEN 117W AND BAJA
PENINSULA...AND N OF 28.5N BETWEEN E OF 122W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN NW SWELL.
.48 HOUR FORECAST FROM 20N TO 28N BETWEEN 109W AND 116W WINDS 20
KT OR LESS. SEAS TO 8 FT IN NW SWELL.

.12 HOUR FORECAST GULF OF CALIFORNIA WITHIN 60 NM OF COAST OF
MAINLAND MEXICO FROM 24N TO 28N NW WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 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 1500 UTC SAT MAY 26...

.SCATTERED MODERATE FROM 10N TO 16.5N BETWEEN 126W AND 134W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 14.5N91W TO 10N113W TO 07.5N126W. ITCZ
CONTINUES FROM LOW PRES NEAR 10.5N133W 1010 MB TO BEYOND
07N140W. SCATTERED TO NUMEROUS STRONG CONVECTION FROM 02.5N TO
09N BETWEEN 80.5W AND COLOMBIA. SCATTERED MODERATE TO STRONG
FROM 05.5N TO 14N BETWEEN 80.5W AND 109W...AND FROM 04N TO 08N
BETWEEN 117W AND 127W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



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