000
FZPN01 KWBC 180941
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU APR 18 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 18.
24 HOUR FORECAST VALID 0600 UTC APR 19.
48 HOUR FORECAST VALID 0600 UTC APR 20.

.WARNINGS.

...STORM WARNING...
.LOW 53N160W 993 MB MOVING SE 10 KT. WITHIN 480 NM W
SEMICIRLE...AND WITHIN 240 NM NE OF A LINE FROM 59N159W TO
57N150W TO 53N145W TO 48N143W WINDS 35 TO 50 KT. SEAS 12 TO 24
FT. ELSEWHERE WITHIN 600 NM N...840 NM E...900 NM S...AND 660 NM
W QUADRANTS AND FROM 38N TO 47N BETWEEN 137W AND 144W WINDS 25
TO 35 KT. SEAS 9 TO 15 FT.
.24 HOUR FORECAST LOW 50N156W 995 MB. WITHIN 180 NM NE OF A LINE
FROM 59N160W TO 58N152W TO 56N146W...AND WITHIN 300 NM S AND 480
NM W QUADRANTS WINDS 35 TO 45 KT. SEAS 12 TO 21 FT. ELSEWHERE
WITHIN 360 NM SE AND 600 NM SW QUADRANTS...WITHIN 240 NM NE OF A
LINE FROM 58N162W TO 55N148W TO 50N142W TO 44N139W...AND FROM
50N TO 59N BETWEEN 162W AND 172W WINDS 25 TO 35 KT. SEAS 10 TO
18 FT.
.48 HOUR FORECAST LOW 51N153W 999 MB. WITHIN 180 NM NE OF A LINE
FROM 58N161W TO 58N151W TO 53N141W WINDS 25 TO 35 KT. SEAS 10 TO
16 FT. ELSEWHERE WITHIN 240 NM N...300 NM E...AND 600 NM S
QUADRANTS AND WITHIN 240 NM NE OF A LINE FROM 59N176W TO 54N175W
TO 46N161W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW W OF AREA NEAR 43N157E 1001 MB MOVING NE 15 KT. WITHIN 720
NM NE AND 480 NM SE QUADRANTS...AND FROM 34N TO 43N BETWEEN 174E
AND 171E WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 49N163E 1010 MB. FROM 41N TO 50N BETWEEN
179W AND 175E WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM 45N173W
1007 MB. FROM 35N TO 48N BETWEEN 167W AND 178W WINDS 20 TO 30
KT. SEAS 9 TO 15 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 39N161E 1003 MB. W OF A LINE FROM 44N162E
TO 37N168E TO 30N166E WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM 58N166W TO
57N170W TO 60N179W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N
OF 55N BETWEEN 165W AND 178E.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 57N
BETWEEN 164W AND 173W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY N OF A LINE FROM 56N164W TO 55N169W TO 56N174W TO 60N180W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 57N
BETWEEN 167W AND 179W.

.SYNOPSIS AND FORECAST.

.FROM 35N TO 46N BETWEEN 123W AND 129W AREA OF N WINDS 20 TO 30
KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST FROM 40N TO 47N BETWEEN 123W AND 128W AREA OF
N WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST NEW LOW 46N135W 1009 MB. WITHIN 540 NM S AND
300 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 65N
BETWEEN 157W AND 169W...FROM 40N TO 49N W OF 175E...AND N OF 55N
W OF 179E.
.24 HOUR FORECAST DENSE FOG FROM 53N TO 65N BETWEEN 159W AND
169W...FROM 53N TO 58N BETWEEN 174W AND 176E...AND FROM 42N TO
52N W OF 179E.
.48 HOUR FORECAST DENSE FOG FROM 57N TO 65N BETWEEN 161W AND
174W...FROM 40N TO 48N BETWEEN 167W AND 177W...AND FROM 41N TO
48N W OF 173E.

.FORECASTER NOLT. 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 APR 18.
24 HOUR FORECAST VALID 0600 UTC FRI APR 19.
48 HOUR FORECAST VALID 0600 UTC SAT APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 11N121W TO 16N130W TO 14N140W TO 06N140W TO 08N133W TO
07N119W TO 11N121W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E TO
SE SWELL.
.24 HOUR FORECAST WITHIN 15N133W TO 16N140W TO 07N140W TO
09N134W TO 15N133W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E
SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0600 UTC THU APR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH EXTENDS NEAR 08N78W TO 09N85W TO 06N95W. ITCZ FROM
06N95W TO 03N125W TO 06N140W. SCATTERED MODERATE FROM 02N TO 05N
BETWEEN 82W AND 84W...FROM 05N TO 07N BETWEEN 93W AND 96W...FROM
07N TO 09N BETWEEN 114W AND 116W...AND FROM 02N TO 05N BETWEEN
125W AND 130W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.