High Seas Forecast
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000
FZPN02 KWBC 191725
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC SUN FEB 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

SYNOPSIS VALID 1200 UTC FEB 19.
24 HOUR FORECAST VALID 1200 UTC FEB 20.
48 HOUR FORECAST VALID 1200 UTC FEB 21.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 40N166E 986 MB MOVING NE 30 KT AND RAPIDLY INTENSIFYING.
OVER FORECAST WATERS WITHIN 240 NM E OF A FRONT FROM LOW TO
32N160E WINDS 40 TO 55 KT. SEAS 20 TO 28 FT. ELSEWHERE FROM 34N
TO 43N W OF 168W AND FROM 30N TO 34N W OF 178E WINDS 25 TO 40
KT. SEAS 11 TO 22 FT.
.18 HOUR FORECAST LOW 48N175E 954 MB. WITHIN 120 NM S SEMICIRCLE
WINDS 55 TO 70 KT. SEAS 28 TO 34 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 51N176E 950 MB.
BETWEEN 90 NM AND 180 NM S QUADRANT WINDS 55 TO 65 KT. SEAS 26
TO 36 FT. ALSO BETWEEN 90 NM AND 240 NM S SEMICIRCLE...BETWEEN
60 NM AND 360 NM N AND NE QUADRANTS...AND WITHIN 120 NM E OF A
LINE FROM 43N175W TO 33N179E WINDS 40 TO 55 KT. SEAS 18 TO 30
FT. ELSEWHERE NW OF A LINE FROM 30N176E TO 30N174W TO 50N164W
WINDS 25 TO 40 KT. SEAS 12 TO 25 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NW OF AREA
55N167E 958 MB. OVER FORECAST WATERS W AND NW OF A LINE FROM
50N156W TO 58N159W...AND FROM 30N TO 50N BETWEEN 154W AND 170W
WINDS 30 TO 45 KT. SEAS 9 TO 26 FT...HIGHEST NEAR 59N179W.

...HURRICANE FORCE WIND WARNING...
.36 HOUR FORECAST LOW W OF AREA 42N153E 969 MB. OVER FORECAST
WATERS W OF A LINE FROM 32N160E TO 40N171E WINDS 35 TO 50 KT.
SEAS 14 TO 28 FT.
.48 HOUR FORECAST LOW 43N162E 962 MB. BETWEEN 90 NM AND 240 NM S
QUADRANT WINDS 50 TO 65 KT. SEAS 30 TO 40 FT. ALSO WITHIN 240 NM
E OF A LINE FROM 47N171E TO 32N161W...AND WITHIN 300 NM S
SEMICIRCLE WINDS 40 TO 55 KT. SEAS 18 TO 36 FT. ELSEWHERE W OF A
LINE FROM 30N175E TO 43N177W TO 50N171W WINDS 25 TO 40 KT. SEAS
14 TO 28 FT.

...STORM WARNING...
.COMPLEX LOW WITH FIRST CENTER 36N153W 1000 MB MOVING E 40
KT...AND SECOND CENTER 35N141W 1000 MB MOVING NE 30 KT. WITHIN
300 NM SW QUADRANT OF FIRST CENTER WINDS 40 TO 50 KT. SEAS 20 TO
30 FT. ELSEWHERE OVER FORECAST WATERS FROM 30N TO 40N BETWEEN
150W AND 165W...AND FROM 30N TO 36N BETWEEN 140W AND 150W WINDS
25 TO 40 KT. SEAS 12 TO 24 FT. ALSO FROM 40N TO 44N BETWEEN 161W
AND 165W WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 36N135W 1000
MB...AND SECOND CENTER 43N127W 988 MB. WITHIN 180 NM E AND SE
QUADRANTS OF FIRST CENTER...AND OVER FORECAST WATERS WITHIN 300
NM S AND SW QUADRANTS OF SECOND CENTER WINDS 25 TO 40 KT. SEAS
12 TO 22 FT. ALSO FROM 30N TO 46N BETWEEN 122W AND 159W WINDS 20
TO 30 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER WELL INLAND AND
SECOND CENTER 42N133W 1010 MB. FROM 39N TO 43N E OF 135W WINDS
20 TO 30 KT. SEAS 8 TO 14 FT. ALSO FROM 30N TO 48N E OF 136W
WINDS TO 25 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.LOW W OF AREA 50N155E 972 MB MOVING E 10 KT. FRONT EXTENDS FROM
55N171E TO 47N179E. OVER FORECAST WATERS WITHIN 240 NM NE OF
FRONT WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ALSO N OF 44N W OF
164E WINDS 20 TO 30 KT. SEAS 13 TO 22 FT.
.24 HOUR FORECAST LOW JUST NW OF AREA 51N160E 980 MB. CONDITIONS
DESCRIBED ABOVE WITH LOW 51N176E.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 55N167E
DESCRIBED ABOVE.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF A LINE FROM 56N160W TO 56N169W TO 61N178W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NE OF A LINE
FROM 56N155W TO 57N161W TO 58N172W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY WITHIN 60 NM
OF 59N153W...AND N AND NE OF A LINE FROM 57N161W TO 58N171W TO
60N179W.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 54N168W 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.

.COMPLEX LOW WITH MAIN CENTER 46N127W 990 MB MOVING N 15 KT.
FROM 39N TO 47N BETWEEN 141W AND 124W...FROM 42N TO 49N BETWEEN
141W AND 152W...FROM 30N TO 35N BETWEEN 125W AND 140W...AND FROM
35N TO 39N BETWEEN 124W AND 129W WINDS 20 TO 30 KT. SEAS 10 TO
21 FT...HIGHEST NEAR 42N137W.
.24 HOUR FORECAST LOW 52N131W 998 MB. CONDITIONS DESCRIBED ABOVE
WITH LOW 43N127W.

.OVER FORECAST WATERS FROM 30N TO 35N E OF 122W AREA OF NW WINDS
20 TO 30 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.LOW 50N159W 1005 MB MOVING NE 15 KT. FROM 47N TO 58N BETWEEN
158W AND 167W WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 52N151W 1007 MB. FROM 46N TO 57N BETWEEN
150W AND 161W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 34N TO 46N BETWEEN 138W
AND 146W AREA OF W TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT.

.LOW 61N150W 1002 MB MOVING SE 05 KT. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW 60N147W 1002 MB. WITHIN 180 NM S AND SW
QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 60N148W 1007 MB. FROM 55N TO 59N BETWEEN
141W AND 153W WINDS 20 TO 30 KT. SEAS TO 9 FT.

.LOW 52N171E 998 MB MOVING N 10 KT. WITHIN 120 NM S AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
51N176E DESCRIBED IN WARNINGS SECTION ABOVE.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
WITHIN 120 NM OF 36N124W...AND FROM 42N TO 49N BETWEEN 166W AND
174W.
.48 HOUR FORECAST DENSE FOG FROM 45N TO 48N BETWEEN 158W AND
161W...AND FROM 43N TO 48N BETWEEN 177E AND 168E.

.HIGH 31N174W 1030 MB MOVING E 25 KT.
.24 HOUR FORECAST HIGH 31N163W 1029 MB.
.48 HOUR FORECAST HIGH 31N152W 1030 MB.

.HIGH 58N171W 1019 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 60N162W 1021 MB.
.48 HOUR FORECAST HIGH MOVED INLAND OVER ALASKA.

.24 HOUR FORECAST HIGH JUST S OF AREA NEAR 29N163E 1023 MB.
.48 HOUR FORECAST HIGH 33N172W 1028 MB.

.FORECASTER KELLS. 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 SUN FEB 19.
24 HOUR FORECAST VALID 1200 UTC MON FEB 20.
48 HOUR FORECAST VALID 1200 UTC TUE FEB 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN AREA BOUNDED BY LINE FROM 30N116W TO 21N108W TO 13N119W
TO 12N129W TO 15N140W TO 28N140W TO 30N136W TO 30N116W WINDS 20
KT OR LESS. SEAS 8 TO 17 FT IN NW SWELL...HIGHEST NEAR 28N118W.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY LINE FROM 30N116W TO
23N110W TO 20N106W TO 17N104W TO 08N113W TO 07N126W TO 13N137W
TO 30N119W TO 30N116W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW
SWELL...HIGHEST NEAR 21N112W.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 23N110W TO 14N100W TO
03N110W TO 08N140W TO 14N140W TO 20N130W TO 23N110W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT PRIMARILY IN NW SWELL.

.COLD FRONT NW OF AREA. N OF 29N W OF 139W SW WINDS 20 TO 25 KT.
SEAS 10 TO 12 FT. ELSEWHERE N OF LINE FROM 28N140W TO 30N136W
WINDS 20 KT OR LESS. SEAS 9 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N134W TO 24N140W. W OF FRONT
N OF 26N W WINDS 20 TO 30 KT. SEAS 12 TO 19 FT IN NW SWELL. N OF
28N E OF FRONT TO 130W SW WINDS 20 TO 25 KT. SEAS 11 TO 14 FT IN
NW SWELL. ELSEWHERE N OF LINE FROM 30N123W TO 26N129W TO 24N135W
TO 24N140W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N124W TO 26N130W THEN
STATIONARY FRONT TO 21N140W. W OF FRONT WINDS 20 KT OR LESS.
SEAS 12 TO 14 FT IN NW SWELL. ELSEWHERE N OF LINE FROM 28N115W
TO 25N118W TO 22N127W TO 14N140W WINDS 20 KT OR LESS. SEAS 8 TO
13 FT IN NW SWELL.

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

CONVECTION VALID AT 1500 UTC SUN FEB 19...

.SCATTERED MODERATE ISOLATED STRONG WITHIN AREA BOUNDED BY LINE
FROM 20N107W TO 16N103W TO 13N111W TO 20N107W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 07N87W TO 04N95W TO 07N104W. ITCZ RESUMES FROM 09N118W
TO 02N133W TO BEYOND 02N140W. SCATTERED MODERATE FROM 04N TO 06N
BETWEEN 93W AND 96W.

.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1200 UTC FEB 19 2017.
24 HOUR FORECAST VALID 1200 UTC FEB 20 2017.
48 HOUR FORECAST VALID 1200 UTC FEB 21 2017.

.WARNINGS.

...GALE WARNING...
.FRONT 30N144W 20N158W 16N170W MOVING E 25 KT ALONG 30N...AND
DISSIPATING W OF 156W. WINDS 25 TO 35 KT N OF LINE 28N140W
26N145W 24N160W. NE TO E WINDS 20 TO 30 KT FROM 07N TO 24N
BETWEEN 160W AND 170W. SEE MORE WINDS BELOW IN THE SYNOPSIS AND
FORECAST SECTION.
.24 HOUR FORECAST FRONT 23N140W 19N149W. NW WINDS 25 TO 35 KT
OVER FORECAST WATERS N OF FRONT. SEE MORE WINDS BELOW IN THE
SYNOPSIS AND FORECAST SECTION.
.48 HOUR FORECAST FRONT DISSIPATED OVER FORECAST WATERS. SEE
WINDS BELOW IN THE SYNOPSIS AND FORECAST SECTION.

...GALE WARNING...
.FRONT NEAR 30N160E MOVING E 40 KT. S TO SW WINDS 25 TO 35 KT N
OF 26N W OF 169E.
.24 HOUR FORECAST FRONT 30N178E 20N160E. S TO SW WINDS 20 TO 30
KT WITHIN 210 NM E OF FRONT N OF 27N.
.48 HOUR FORECAST WEAK FRONT 30N169W 27N174W 27N178E. WINDS
EASED TO 20 KT OR LESS OVER FORECAST WATERS.

...GALE WARNING...
.36 HOUR FORECAST FRONT FAR W OF FORECAST AREA. S WINDS 20 TO 30
KT N OF 28N W OF 163E.
.48 HOUR FORECAST FRONT NEARING FORECAST AREA FROM THE W. S TO
SW WINDS 25 TO 35 KT N OF LINE 29N175E 27N160E.

.SYNOPSIS AND FORECAST.

.HIGH 30N174W 1030 MB MOVING E 20 KT. RIDGES FROM HIGH TO
23N160E... AND FROM HIGH TO 24N165W TO 22N157W.
.24 HOUR FORECAST HIGH MOVED N OF FORECAST AREA.

.RIDGE 23N140W 23N146W MOVING S SLOWLY AND GRADUALLY ERODING
FROM THE W.

.NE TO E WINDS 20 TO 30 KT IN AREA BETWEEN LINE 25N170W
18N168E...AND LINE 08N170W 08N175E 15N168E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 30 KT IN AREA BETWEEN LINE
19N149W 22N157W 19N176W...AND LINE 11N149W 06N154W 08N176W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 20N E OF
175E.

.WINDS 20 KT OR LESS OVER REST OF FORECAST AREA.

.SEAS 12 TO 16 FT N OF LINE 29N141W 25N158W 25N163W. SEAS 8 TO
12 FT ELSEWHERE N OF LINE 28N140W 23N157W 11N167W 07N173W
07N176W. SEAS ALSO 8 TO 12 FT FROM 07N TO 24N BETWEEN 165E AND
176W. SEAS 8 TO 14 FT NW OF LINE 30N170E 26N160E. SEAS 8 TO 10
FT FROM 10N TO 18N W OF 165E.
.24 HOUR FORECAST SEAS 18 TO 20 FT N OF 26N E OF 148W. SEAS 12
TO 18 FT ELSEWHERE N OF LINE 26N140W 22N148W 22N156W. SEAS 8 TO
12 FT ELSEWHERE N OF LINE 24N140W 17N153W 07N157W 07N167W. SEAS
ALSO 8 TO 12 FT FROM 07N TO 24N BETWEEN 167W AND 170E. SEAS 8 TO
14 FT NW OF LINE 30N180E 23N160E.
.48 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE 15N140W 05N155W
05N174E 28N160E...EXCEPT SEAS 8 FT OR LESS N OF 24N BETWEEN 150W
AND 171W.

.SEAS 8 FT OR LESS OVER REST OF FORECAST AREA.

.ITCZ 02N140W 03N155W 01N168W...AND 01N170E 02N164E 04N160E.
ISOLATED MODERATE TO LOCALLY STRONG TSTMS FROM 02N TO 05N W OF
166E. ISOLATED TCU WITHIN 240 NM N OF ITCZ BETWEEN 142W AND
168W.

$$

.FORECASTER KINEL. HONOLULU HI.



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