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
000
FZPN02 KWBC 230525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC MON JAN 23 2017

CCODE/1:31:12:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

PAN PAN

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

SYNOPSIS VALID 0000 UTC JAN 23.
24 HOUR FORECAST VALID 0000 UTC JAN 24.
48 HOUR FORECAST VALID 0000 UTC JAN 25.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 51N179W 941 MB MOVING E 20 KT. FRONT EXTENDS FROM 52N180W
TO 53N172W TO 50N162W TO 40N167W TO 30N176W. BETWEEN 60 NM AND
300 NM W SEMICIRCLE...WITHIN 180 NM N OF FRONT W OF 168W AND
FROM 39N TO 47N BETWEEN 177W AND 174E WINDS 50 TO 65 KT. SEAS 27
TO 40 FT. ALSO WITHIN 720 NM S QUADRANT AND 420 NM NW SEMICIRCLE
AND WITHIN 300 NM N AND NE OF FRONT N OF 51N WINDS 40 TO 55 KT.
SEAS 18 TO 34 FT...HIGHEST S OF LOW. ELSEWHERE WITHIN 660 NM NW
SEMICIRCLE...1080 NM S AND 840 NM E QUADRANTS AND WITHIN 300 NM
NE AND E OF FRONT FROM 33N TO 51N WINDS 30 TO 45 KT. SEAS 10 TO
29 FT...HIGHEST IN S QUADRANT.
.24 HOUR FORECAST LOW 51N166W 959 MB. FRONT TO EXTEND FROM
58N155W TO 56N149W TO 52N148W TO 30N158W. FROM 42N TO 49N
BETWEEN 160W AND 170W AND BETWEEN 120 NM AND 360 NM SW QUADRANT
WINDS 40 TO 55 KT. SEAS 32 TO 49 FT. ELSEWHERE N OF A LINE FROM
35N155W TO 39N170W TO 48N178W AND S OF 51N...WITHIN 540 NM W
QUADRANT AND BETWEEN 360 NM AND 660 NM N QUADRANT AND WITHIN 240
NM NE AND E OF FRONT N OF 34N WINDS 25 TO 40 KT. SEAS 16 TO 34
FT...EXCEPT IN BERING SEA AND NE AND E OF FRONT 9 TO 21 FT.
.48 HOUR FORECAST LOW 55N155W 974 MB. FRONT TO EXTEND FROM
60N142W TO 49N138W TO 35N140W. WITHIN 420 NM S AND SE QUADRANTS
AND WITHIN 180 NM E OF THE FRONT N OF 52N WINDS 25 TO 40 KT.
SEAS 17 TO 30 FT...EXCEPT E OF FRONT 12 TO 23 FT.

...STORM WARNING...
.LOW 46N131W 970 MB MOVING SE 15 KT. WITHIN 180 NM E AND SW
SEMICIRCLES AND WITHIN 360 NM SW QUADRANT W OF 133W WINDS 40 TO
50 KT. SEAS 17 TO 28 FT. ELSEWHERE FROM 30N TO 50N BETWEEN 125W
AND 142W WINDS 25 TO 40 KT. SEAS 12 TO 21 FT EXCEPT S OF 44N 19
TO 30 FT.
.24 HOUR FORECAST LOW 41N127W 996 MB. WITHIN 240 NM SW QUADRANT
WINDS 35 TO 45 KT. SEAS 21 TO 28 FT. ELSEWHERE FRON 36N TO 43N
BETWEEN 124W AND 134W WINDS 25 TO 35 KT. SEAS 14 TO 21 FT.
.48 HOUR FORECAST LOW 35N122W 1016 MB. FROM 31N TO 36N BETWEEN
122W AND 130W WINDS TO 25 KT. SEAS 11 TO 16 FT.

...STORM WARNING...
.12 HOUR FORECAST LOW 42N161E 985 MB. FRONT TO EXTEND FROM LOW
TO 38N164E TO 33N160E. WITHIN 180 NM NE AND E QUADRANTS AND
BETWEEN THE FRONT AND 168E WINDS 35 TO 50 KT. SEAS 14 TO 21 FT.
.24 HOUR FORECAST LOW 44N168E 980 MB. FRONT TO EXTEND FROM LOW
CENTER TO 42N173E 30N168E. WITHIN 240 NM NE AND E OF THE FRONT N
OF 34N WINDS 35 TO 50 KT. SEAS 18 TO 26 FT. ELSEWHERE W OF A
LINE FROM 48N170E TO 40N180W TO 36N180W TO 30N173E WINDS 25 TO
40 KT. SEAS 12 TO 23 FT.
.48 HOUR FORECAST LOW 49N168W 969 MB. FRONT TO EXTEND FROM LOW
CENTER TO 44N162W TO 36N171W. WITHIN 360 NM S QUADRANT AND
WITHIN 240 NM E OF FRONT WINDS 35 TO 50 KT. SEAS 16 TO 27 FT.
ELSEWHERE WITHIN 540 NM SE AND 780 NM S QUADRANTS AND WITHIN 420
NM S OF A LINE FROM LOW CENTER TO 46N175E WINDS 25 TO 40 KT.
SEAS 13 TO 24 FT...HIGHEST S OF LOW.

...STORM WARNING...
.48 HOUR FORECAST LOW 45N164E 984 MB. WITHIN 360 NM S QUADRANT
WINDS 35 TO 50 KT. SEAS 21 TO 32 FT. ELSEWHERE OVER FORECAST
WATERS WITHIN 240 NM NW SEMICIRCLE AND 540 NM SE AND 840 NM S
QUADRANTS WINDS 25 TO 40 KT. SEAS 13 TO 20 FT.

...GALE WARNING...
.LOW 56N139W 993 MB MOVING NW 15 KT. WITHIN 240 NM SW AND 180 NM
NE SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF A LINE FROM 58N152W TO 56N157W TO 57N170W TO 59N180W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N164W TO 56N170W TO 59N180W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N168W TO 59N180W.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 53N168W IS IN A STATE OF UNREST. MARINERS
TRAVELING IN THE VICINITY OF BOGOSLOF 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.

.LOW 59N147W 997 MB NEARLY STATIONARY. WITHIN 300 NM SW AND W
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.48 HOUR FORECAST NEW LOW 57N167W 972 MB. OVER FORECAST WATERS N
OF 52N AND W OF 173W AND WITHIN 540 NM NW QUADRANT AREA OF N TO
NE WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.EXCEPT AS DESCRIBED IN WARNINGS SECTION ABOVE LIGHT TO MODERATE
FREEZING SPRAY OVER FORECAST WATERS N OF A LINE FROM 54N170E TO
57N175W TO 54N157W TO 56N150W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 56N164W TO 55N173E.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 57N167W TO 55N172E.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 51N
BETWEEN 157W AND 164W.
.24 HOUR FORECAST DENSE FOG FROM 44N TO 53N BETWEEN 145W AND
149W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 46N BETWEEN 159W AND
164W.

.HIGH 31N151W 1033 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 31N144W 1028 MB.
.48 HOUR FORECAST HIGH 31N136W 1027 MB.

.HIGH 30N169E 1024 MB MOVING E 40 KT.
.24 HOUR FORECAST HIGH 31N170W 1025 MB.
.48 HOUR FORECAST HIGH 32N150W 1026 MB.

.FORECASTER BANCROFT. 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 0000 UTC MON JAN 23.
24 HOUR FORECAST VALID 0000 UTC TUE JAN 24.
48 HOUR FORECAST VALID 0000 UTC WED JAN 25.

.WARNINGS.

...GALE WARNING...
.06 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N BETWEEN 94.5W AND
95.5W N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.09 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94W AND
96W N WINDS 25 TO 35 KT. SEAS TO 8 FT.
.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W
AND 96W N WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN
60 NM OF LINE FEOM 16N95W TO 12N97W WINDS 20 KT OR LESS. SEAS TO
9 FT IN NE SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 31N121W TO 20N140W. N OF 29N WITHIN 60 NM E OF
FRONT SW WINDS 20 TO 25 KT. SEAS 14 TO 16 FT IN NW SWELL. N OF
27N W OF FRONT W TO NW WINDS 20 TO 30 KT. SEAS 16 TO 24 FT IN NW
SWELL. N OF FRONT TO 22N W OF 136W NE WINDS 20 TO 25 KT. SEAS 10
TO 13 FT. ELSEWHERE NW OF LINE FROM 16N102W TO 06N120W TO
02N140W WINDS 20 KT OR LESS. SEAS 8 TO 18 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N113W TO 21N123W THEN
DISSIPATING STATIONARY TO 16N140W. N OF 27N W OF FRONT TO 123W W
TO NW WINDS 20 TO 25 KT. SEAS 12 TO 20 FT IN NW SWELL. FROM 15N
TO 20N W OF 131W NE WINDS 20 TO 25 KT. SEAS 10 TO 13 FT.
ELSEWHERE N OF 00N W OF 99W WINDS 20 KT OR LESS. SEAS 8 TO 20 FT
IN NW SWELL...HIGHEST N OF 20N.
.48 HOUR FORECAST FRONT DISSIPATED. N OF 03.4S W OF 95W WINDS 20
KT OR LESS. SEAS 8 TO 15 FT IN NW SWELL.

.FROM 18N TO 20N E OF 106W NW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS MERGED IN NW SWELL.

.06 HOUR FORECAST GULF OF CALIFORNIA N OF 30N S TO SW WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST COLD FRONT FROM 26N109W TO 17N124W. N OF 26N W
TO NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 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 0300 UTC SUN JAN 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 04N107W TO 05N126W TO 08N140W. NO SIGNIFICANT
CONVECTION.

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0000 UTC JAN 23 2017.
24 HOUR FORECAST VALID 0000 UTC JAN 24 2017.
48 HOUR FORECAST VALID 0000 UTC JAN 25 2017.

.WARNINGS.

...GALE WARNING...
.COLD FRONT FROM 30N175W TO 25N176E TO 22N160E MOVING E 25 KT.
WINDS 30 TO 35 KT WITHIN 120 NM E OF FRONT N OF 28N. WINDS 20 TO
30 KT ELSEWHERE N OF LINE 30N164W TO 27N180W.
.24 HOUR FORECAST FRONT FROM 30N164W TO 26N180W TO 24N170E.
WINDS 20 TO 25 KT WITHIN 90 NM E OF FRONT N OF 28N.
.48 HOUR FORECAST FRONT FROM 30N150W TO 28N162W DISSIPATING.
WINDS DIMINISHED TO 20 KT OR LESS.

...GALE WARNING...
.FRONT FROM 20N140W TO 17N155W TO 17N160W MOVING SSE SLOWLY AND
ERODING FROM THE W. NE TO E WINDS 30 TO 35 KT FROM 18N TO 22N
BETWEEN 154W AND 160W. WINDS 20 TO 30 KT ELSEWHERE FROM 06N TO
27N E OF 172W.
.24 HOUR FORECAST FRONT 18N120W TO 16N150W DISSIPATING. NE TO E
WINDS 20 TO 30 KT FROM 06N TO 24N E OF 162W.
.48 HOUR FORECAST FRONT DISSIPATED. NE TO E WINDS 20 TO 25 KT
FROM 09N TO 21N E OF 155W.

...GALE WARNING...
.COLD FRONT W OF FORECAST AREA MOVING ESE 25 KT.
.24 HOUR FORECAST FRONT FROM 30N165E TO 26N160E. WIND 30 TO 35
KT N OF 28N BETWEEN 165E AND 171E. WINDS 20 TO 30 KT ELSEWHERE N
OF LINE 30N176E TO 25N165E TO 25N160E.
.48 HOUR FORECAST FRONT FROM 30N175E TO 23N165E TO 21N160E.
WINDS 20 TO 30 KT N OF LINE 30N167W TO 28N180W TO 28N160E.

.SYNOPSIS AND FORECAST.

.NE TO E WINDS 20 TO 25 KT FROM 06N TO 17N W OF 172W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 19N W OF
162W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 18N W OF
160W.

.RIDGE FROM 30N147W TO 28N140W MOVING ESE 25 KT.

.RIDGE FROM 30N154W TO 25N177W MOVING ESE 25 KT.

.RIDGE FROM 30N171E TO 27N176E MOVING E 30 KT.

.RIDGE FROM 30N167E TO 28N160E MOVING E 30 KT.

.HIGH JUST N OF FORECAST AREA MOVING ESE 20 KT.
.24 HOUR FORECAST HIGH 30N145W 1029 MB.
.48 HOUR FORECAST HIGH MOVED E OF FORECAST AREA.

.SEAS 12 TO 18 FT W OF LINE 30N180E TO 23N170E TO 20N164E. SEAS
12 TO 15 FT IN AREA BOUNDED BY 30N140W TO 20N140W TO 15N160W TO
18N170W TO 20N170W TO 23N160W TO 30N148W TO 30N140W. SEAS 8 TO
12 FT ELSEWHERE N OF 04N.
.24 HOUR FORECAST SEAS 12 TO 16 FT IN AREA BOUNDED BY 30N172W TO
20N172E TO 20N169E TO 30N165E TO 30N172W. SEAS 12 TO 14 FT IN
AREA BOUNDED BY 30N140W TO 18N140W TO 14N162W TO 20N162W TO
23N145W TO 30N145W TO 30N140W. SEAS 8 TO 12 FT ELSEWHERE N OF
04N.
.48 HOUR FORECAST SEAS 12 TO 15 FT N OF LINE 30N164W 24N176W
24N173E AND IN AREA N OF 28N W OF 164E. SEAS 12 TO 14 FT FROM
16N TO 20N E OF 152W. SEAS 8 TO 12 FT ELSEWHERE N OF 05N.

.WINDS 20 TO OR LESS AND SEAS 8 FT OR LOWER OVER REMAINDER OF
FORECAST AREA.

.ITCZ FROM 08N140W TO 04N165W TO 06N177E. ISOLATED MODERATE
TSTMS WITHIN 150 NM N OF AND 60 NM S OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 04N TO 10N W OF 175E.

$$

.FORECASTER BURKE. HONOLULU HI.



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.