High Seas Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
987
FZPN02 KWBC 172325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC SUN NOV 17 2024

CCODE/2:31:12:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

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 1800 UTC NOV 17.
24 HOUR FORECAST VALID 1800 UTC NOV 18.
48 HOUR FORECAST VALID 1800 UTC NOV 19.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.FROM 35N TO 43N BETWEEN 160W AND 170W WINDS 25 TO 35 KT. SEAS 8
TO 13 FT.
.24 HOUR FORECAST NEW LOW 43N158W 1013 MB WILL RAPIDLY INTENSIFY.
FROM 37N TO 47N BETWEEN 150W AND 165W WINDS 25 TO 35 KT. SEAS 8
TO 15 FT.
.36 HOUR FORECAST LOW 42N144W 992 MB. WITHIN 240 NM S AND SW
QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 20 FT.
.48 HOUR FORECAST LOW 45N133W 952 MB. WITHIN 180 NM S SEMICIRCLE
WINDS 55 TO 75 KT. SEAS 20 TO 30 FT. ALSO FROM 40N TO 47N BETWEEN
128W AND 139W AND WITHIN 180 NM E AND SE OF A FRONT FROM 40N131W
TO 36N141W WINDS 40 TO 55 KT. SEAS 12 TO 24 FT. ELSEWHERE FROM
33N TO 52N BETWEEN 126W AND 145W WINDS 25 TO 40 KT. SEAS 8 TO 20
FT...HIGHEST S AND SW OF THE LOW CENTER.

...STORM WARNING...
.LOW 59N144W 984 MB MOVING S 10 KT. BETWEEN 120 NM AND 360 NM S
AND SW QUADRANTS WINDS 40 TO 55 KT. SEAS 13 TO 26 FT. ELSEWHERE N
OF A LINE FROM 37N127W TO 37N140W TO 57N175W WINDS 25 TO 40 KT.
SEAS 11 TO 22 FT...EXCEPT ACROSS THE BERING SEA SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 56N143W 990 MB. FROM 52N TO 58N BETWEEN
153W AND 163W WINDS 35 TO 45 KT. SEAS 8 TO 16 FT. ELSEWHERE N OF
A LINE FROM 41N130W TO 50N167W WINDS 25 TO 35 KT. SEAS 8 TO 22
FT...HIGHEST NEAR 50N138W.
.48 HOUR FORECAST LOW DISSIPATED. EXCEPT WHERE PREVIOUSLY
DESCRIBED WITHIN 540 NM W AND SW OF A LINE FROM 50N145W TO
60N147W WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.

...STORM WARNING...
.W OF A LINE FROM 40N163E TO 55N170E WINDS 25 TO 40 KT. SEAS 8 TO
15 FT.
.24 HOUR FORECAST W OF A LINE FROM 43N163E TO 53N166E WINDS 35 TO
50 KT. SEAS 12 TO 24 FT. ELSEWHERE W OF A LINE FROM 40N166E TO
60N174W WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST N OF A LINE FROM 40N168E TO 50N177W TO 60N168W
WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.

...STORM WARNING...
.FROM 30N TO 40N BETWEEN 170E AND 160E WINDS 25 TO 35 KT. SEAS TO
12 FT.
.24 HOUR FORECAST FROM 30N TO 40N BETWEEN 170E AND 160E WINDS 25
TO 40 KT. SEAS 8 TO 15 FT.
.36 HOUR FORECAST LOW 40N162E 998 MB. WITHIN 180 NM W SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST LOW 41N168E 1000 MB. FROM 38N TO 47N BETWEEN
162E AND 167E WINDS 35 TO 50 KT. SEAS 12 TO 22 FT. ELSEWHERE FROM
30N TO 48N BETWEEN 170E AND 160E WINDS 25 TO 40 KT. SEAS 8 TO 16
FT.

...STORM WARNING...
.LOW 35N177W 1015 MB MOVING NE 10 KT. FROM 30N TO 37N BETWEEN
171W AND 178E WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 37N171W 1010 MB. FROM 30N TO 38N BETWEEN
165W AND 173W WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 40N172W 1010 MB. WITHIN 240 NM N AND NE
QUADRANTS WINDS 35 TO 50 KT. SEAS 14 TO 24 FT. ELSEWHERE WITHIN
AN AREA BOUNDED BY A LINE FROM 39N160W TO 42N170E TO 50N170E TO
50N166W TO 43N160W TO 39N160W WINDS 25 TO 40 KT. SEAS 8 TO 16
FT.

...GALE WARNING...
.LOW 47N180W 1012 MB MOVING SE 20 KT. FROM 40N TO 52N BETWEEN
172W AND 170E WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW 40N177W 1014 MB. FROM 40N TO 49N BETWEEN
170W AND 175E WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW ABSORBED INTO LOW 40N172W WITH CONDITIONS
DESCRIBED ABOVE.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 60N BETWEEN ALASKA AND
171W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM
60N147W TO 56N154W TO 60N178W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 60N
BETWEEN ALASKA AND 166W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY N OF A LINE FROM 60N146W TO 55N156W TO 61N175W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 58N138W TO 59N146W TO 55N156W TO 58N164W.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST FROM 30N TO 38N BETWEEN 119W AND 127W WINDS 20
TO 30 KT. SEAS 8 TO 15 FT WITH NW SWELL.
.48 HOUR FORECAST FROM 30N TO 35N E OF 122W WINDS TO 25 KT. SEAS
8 TO 14 FT WITH NW SWELL.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN  1 NM N OF A LINE FROM
55N135W TO 57N147W.
.24 HOUR FORECAST DENSE FOG FROM 54N TO 57N BETWEEN 140W AND 150W
AND FROM 41N TO 45N BETWEEN 154W AND 168W.
.48 HOUR FORECAST DENSE FOG FROM 44N TO 50N BETWEEN 131W AND 138W
AND N OF 44N BETWEEN 168E AND 162E.

.FORECASTER COLLINS. 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 1800 UTC SUN NOV 17.
24 HOUR FORECAST VALID 1800 UTC MON NOV 18.
48 HOUR FORECAST VALID 1800 UTC TUE NOV 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N115W TO 30N127W TO 26N132W TO 26N140W TO 20N140W TO
20N107W TO 30N115W...INCLUDING NEAR CABO CORRIENTES AND
SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF SHORE...N TO NE WINDS
20 TO 25 KT. SEAS 8 TO 10 FT IN N SWELL. WITHIN 19N106W TO
20N140W TO 04N140W TO 08N109W TO 19N106W...INCLUDING NEAR CABO
CORRIENTES...NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW TO N
SWELL.
.24 HOUR FORECAST WITHIN 22N107W TO 22N131W TO 10N140W TO
04N140W TO 08N108W TO 13N103W TO 22N107W...INCLUDING NEAR CABO
CORRIENTES AND WITHIN 60 NM OF SHORE...NE WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT IN N SWELL. WITHIN 19N136W TO 20N140W TO 13N140W
TO 13N136W TO 15N133W TO 19N136W NE TO E WINDS 20 TO 25 KT. SEAS
8 TO 12 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 12N98W TO 15N119W TO 20N133W TO
20N140W TO 06N140W TO 08N103W TO 12N98W NE TO E WINDS 20 TO 30
KT. SEAS 8 TO 10 FT IN N SWELL.

.WITHIN 24N108W TO 24N109W TO 24N110W TO 23N109W TO 23N108W TO
24N108W...INCLUDING THE GULF OF CALIFORNIA...NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 24N107W TO 24N108W TO 23N108W TO
22N107W TO 23N106W TO 24N107W NW TO N WINDS 20 TO 25 KT. SEAS 8
FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS.
SEAS LESS THAN 8 FT.

.21 HOUR FORECAST WITHIN 30N119.5W TO 30N129.5W TO 29.5N128W TO
29.5N125.5W TO 29.5N124.5W TO 30N119.5W N TO NE WINDS 20 TO 25
KT. SEAS 8 TO 10 FT IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 30N119W TO 30N132W TO 29N131W TO
28N126W TO 29N124W TO 29N119W TO 30N119W N TO NE WINDS 20 TO 25
KT. SEAS 8 TO 10 FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 29N115W TO 29N140W TO 24N135W TO
24N120W TO 29N115W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20
KT OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL.

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

CONVECTION VALID AT 2150 UTC SUN NOV 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS FROM LOW PRESSURE 1008 MB NEAR
18N106W SW TO LOW PRESSURE 1011 MB NEAR 12N115W TO 07N133W. THE
ITCZ BEGINS NEAR 07N133W AND CONTINUES BEYOND 06N140W. SCATTERED
MODERATE ISOLATED STRONG WITHIN 150 NM EITHER SIDE OF THE
MONSOON TROUGH AND THE ITCZ.

.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1800 UTC NOV 17 2024.
24 HOUR FORECAST VALID 1800 UTC NOV 18 2024.
48 HOUR FORECAST VALID 1800 UTC NOV 19 2024.

.WARNINGS.

...GALE WARNING...
.WINDS 25 TO 35 KT AROUND THE MAIN HAWAIIAN ISLANDS. FOR
DETAILS SEE COASTAL WATERS FORECAST ISSUED BY NWS HONOLULU
UNDER AWIPS HEADER HFOCWFHFO AND WMO HEADER FZHW50 PHFO. SEE
MORE WINDS BELOW.
.24 HOUR FORECAST WINDS 25 TO 35 KT. SEE MORE WINDS BELOW.
.48 HOUR FORECAST WINDS DIMINISH BELOW 35 KT. SEE MORE WINDS
BELOW.

.SYNOPSIS AND FORECAST.

.FRONT 30N178W 26N179E 23N177E. FRONT MOVING E SLOWLY.SCATTERED
MODERATE TSTMS WITHIN 240 NM E OF FRONT.
.24 HOUR FORECAST FRONT 30N176W 25N179W THENCE TROUGH 22N178E.
.48 HOUR FORECAST FRONT 30N174W 28N177W THENCE TROUGH 26N176E.

.LOW NEAR 08N167W 1009 MB NEARLY STATIONARY. ISOLATED MODERATE
TSTMS WITHIN 90 NM OF LOW.
.24 HOUR FORECAST LOW DISSIPATED.

.LOW NEAR 05N172E 1006 MB. TROUGH FROM 07N178E TO LOW TO 02N163E.
LOW AND TROUGH MOVING W SLOWLY. ISOLATED MODERATE TSTMS WITHIN
150 NM OF LOW AND TROUGH.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH 12N176E 03N160E.
.48 HOUR FORECAST TROUGH 13N171E 06N160E.

.48 HOUR FORECAST NEW FRONT 30N166E 25N160E.

.EXCEPT AS NOTED IN GALE SECTION ABOVE...WINDS 20 TO 30 KT
N OF 08N E OF 170W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 23N TO 09N E OF 168W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 18N TO 10N E OF 173W.

.WINDS 20 KT OR LOWER OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 12 FT N OF LINE 30N169E 14N176W 05N140W .
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE 30N171E 25N172E
10N176E 04N140W.
.48 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE 30N152W 26N173W
30N165E. SEAS 8 TO 10 FT FROM 18N TO 08N E OF 176W.

.SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ 06N140W 08N160W 10N177W. ISOLATED MODERATE TSTMS WITHIN
150 NM OF ITCZ.

.ISOLATED MODERATE TSTMS N OF 22N W OF 171E...AND FROM 15N TO
13N BETWEEN 179W AND 170W.

$$

.FORECASTER TROTTER. HONOLULU HI.