537
FZPN01 KWBC 190936
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SAT APR 19 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC APR 19.
24 HOUR FORECAST VALID 0600 UTC APR 20.
48 HOUR FORECAST VALID 0600 UTC APR 21.

.WARNINGS.

...GALE WARNING...
.AREA WITHIN 240 NM NW OF A COLD FRONT FROM 39N136W TO 44N127W TO
48N124W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.06 HOUR FORECAST N OF 47N E OF 128W WINDS 25 TO 35 KT. SEAS TO
12 FT.
.24 HOUR FORECAST WITHIN 90 NM OF THE WASHINGTON AND VANCOUVER
ISLAND COASTS FROM 47N TO 50N WINDS TO 35 KT. SEAS TO 9 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 50N178E 998 MB MOVING NE 20 KT. WITHIN 120 NM EITHER SIDE OF
A LINE FROM 41N177W TO 48N171W WINDS 25 TO 35 KT. SEAS TO 14 FT.
ELSEWHERE N OF A LINE FROM 36N166E TO 36N180W TO 44N165W...S OF
52N...BETWEEN 166E AND 165W...WINDS 20 TO 30 KT. SEAS 8 TO 14
FT.
.12 HOUR FORECAST LOW 51N178W 1000 MB. BETWEEN 60 NM AND 300 NM S
QUADRANT WINDS 25 TO 35 KT. SEAS 12 TO 16 FT.
.24 HOUR FORECAST LOW 56N174W 1002 MB. N OF A LINE FROM 38N177E
TO 45N158W...S OF THE ALEUTIAN ISLANDS...BETWEEN 177E AND 158W
WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 240 NM EITHER SIDE OF A
LINE FROM 49N172W TO 55N150W WINDS TO 25 KT. SEAS TO 11 FT.

...GALE WARNING...
.AREA FROM 38N TO 44N E OF 129W WINDS 20 TO 30 KT. SEAS TO 10
FT.
.12 HOUR FORECAST FROM 40N TO 44N WITHIN 90 NM OF THE W COAST OF
THE UNITED STATES WINDS 25 TO 35 KT. SEAS TO 11 FT.
.24 HOUR FORECAST FROM 39N TO 44N WITHIN 90 NM OF THE W COAST OF
THE UNITED STATES WINDS 25 TO 35 KT. SEAS TO 13 FT. ELSEWHERE
FROM 34N TO 44N E OF A LINE FROM 34N140W TO 44N132W WINDS 20 TO
30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST FROM 38N TO 42N WITHIN 90 NM OF THE W COAST OF
THE UNITED STATES WINDS 25 TO 35 KT. SEAS TO 14 FT. ELSEWHERE N
OF 32N...S OF A LINE FROM 37N137W TO 44N124W...BETWEEN 137W AND
142W...WINDS 20 TO 30 KT. SEAS TO 12 FT.

.SYNOPSIS AND FORECAST.

.AREA FROM 47N TO 60N BETWEEN 148W AND 132W...AND WITHIN 240 NM
EITHER SIDE OF A LINE FROM 49N165W TO 52N147W...WINDS 20 TO 30
KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST WITHIN AN AREA BOUNDED BY
45N143W...53N148W...53N132W...AND 44N126W WINDS TO 25 KT. SEAS TO
11 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.AREA WITHIN 180 NM EITHER SIDE OF A LINE FROM 30N167W TO 39N153W
WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.24 HOUR FORECAST LOW NW OF AREA 56N170E 995 MB. N OF 52N BETWEEN
166E AND 171E WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 56N174E 1002 MB. FROM 52N TO 56N BETWEEN
168W AND 180W WINDS 20 TO 30 KT. SEAS TO 13 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM EITHER
SIDE OF A LINE FROM 42N178W TO 49N173W TO 52N158W.
.24 HOUR FORECAST DENSE FOG N OF 56N BETWEEN 175W AND 162W.
.48 HOUR FORECAST DENSE FOG N OF 57N BETWEEN 176E AND 173W...AND
NE OF A LINE FROM 59N164W TO 57N159W.

.LIGHT FREEZING SPRAY N OF 57N W OF 159W.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.FORECASTER CONNELLY. 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 0600 UTC SAT APR 19.
24 HOUR FORECAST VALID 0600 UTC SUN APR 20.
48 HOUR FORECAST VALID 0600 UTC MON APR 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 11N86W TO 12N87W TO 11N89W TO 10N89W TO 10N87W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30
KT. SEAS 8 FT IN E SWELL.
.24 HOUR FORECAST WITHIN 12N86W TO 12N88W TO 11N88W TO 11N87W TO
11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 11.5N86W TO 11.5N86.5W TO 11N87.5W TO
10.5N87.5W TO 10.5N87W TO 11N86W TO 11.5N86W...INCLUDING THE GULF
OF PAPAGAYO...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.WITHIN 11N134W TO 18N134W TO 18N140W TO 05N140W TO 06N130W TO
10N131W TO 11N134W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 15N123W TO 19N140W TO 04N140W TO
08N132W TO 09N117W TO 5N123W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 10N121W TO 13N126W TO 17N140W TO
05N140W TO 06N126W TO 10N121W WINDS 20 KT OR LESS. SEAS 8 FT IN
NE TO E SWELL.

.WITHIN 08N79W TO 08N79W TO 07N80W TO 06N80W TO 06N79W TO 06N79W
TO 08N79W...INCLUDING THE GULF OF PANAMA...N WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.09 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 03S118W TO 02S120W TO 03.4S120W TO 03.4S118W TO 03S118W
WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL.
.06 HOUR FORECAST CONDITIONS IMPROVE. 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 0600 UTC SAT APR 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH EXTENDS FROM 1008 MB LOW PRES NEAR 08N75W TO
06N77W TO 09N84W TO 05N97W. ITCZ FROM 05N97W TO BEYOND 03N140W.
SECOND ITCZ FROM 01S115W TO 07S140W. SCATTERED MODERATE TO STRONG
S OF 10N AND E OF 85W. SCATTERED MODERATE FROM 03N TO 12N
BETWEEN 94W AND 111W.


.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.

$$