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 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZPN02 KWBC 271725
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC THU AUG 27 2015

CCODE/2:31:12:11:00/AOW+POR+AOE/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 27.
24 HOUR FORECAST VALID 1200 UTC AUG 28.
48 HOUR FORECAST VALID 1200 UTC AUG 29.

.WARNINGS.

...STORM WARNING...
.POST-TROPICAL ATSANI 40N164E 974 MB DRIFTING NE. OVER FORECAST
WATERS WITHIN 540 NM NW AND 240 NM SW QUADRANTS...AND FROM 42N
TO 47N BETWEEN 180W AND 175E WINDS 35 TO 50 KT. SEAS 16 TO 24
FT. ELSEWHERE WITHIN 1020 NM NE AND 420 NM SW QUADRANTS WINDS 25
TO 35 KT. SEAS 12 TO 21 FT. ALSO FROM 30N TO 56N W OF 165W WINDS
TO 25 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST POST-TROPIAL ATSANI 43N165E 985 MB. WITHIN 300
NM OF LOW CENTER EXCEPT 780 NM NE QUADRANT WINDS 25 TO 35 KT.
SEAS 10 TO 18 FT. ELSEWHERE FROM 30N TO 56N W OF 170W WINDS TO
25 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST POST-TROPICAL ATSANI ABSORBED BY LOW 47N162E
BELOW.

...GALE WARNING...
.LOW 44N138W 1007 MB DRIFTING S. WITHIN 360 NM W SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE WITHIN 480 NM W
SEMICIRCLE AND 300 NM SE QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 41N137W 1008 MB. WITHIN 480 NM W
SEMICIRCLE WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 59N145W 1010 MB MOVING SE 10 KT. WITHIN 300 NM SW QUADRANT
WINDS 25 TO 40 KT. SEAS TO 9 FT. ELSEWHERE WITHIN 720 NM SW
QUADRANT WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 58N140W 988 MB. WITHIN 300 NM NW AND 660
NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. ELSEWHERE
WITHIN 120 NM NW...660 NM SE AND 840 NM SW QUADRANTS WINDS TO 25
KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 54N136W 993 MB. WITHIN 420 NM SE...780 NM
SW AND 540 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 9 TO 17 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 47N160E 989 MB. WITHIN 360 NM NE
QUADRANT WINDS 20 TO 30 KT. SEAS 10 TO 15 FT.
.48 HOUR FORECAST LOW 47N162E 988 MB. OVER FORECAST WATERS
WITHIN 420 NM SE AND 480 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS
10 TO 18 FT. ELSEWHERE WITHIN 120 NM NW...420 NM NE...600 NM SE
AND 660 NM SW QUADRANTS WINDS TO 25 KT. SEAS 10 TO 16 FT.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST NEW LOW 35N133W 1010 MB. WINDS LESS THAN 25
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 40N TO 47N BETWEEN 123W
AND 131W WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST FROM 50N TO 60N BETWEEN 152W AND 178W WINDS 20
TO 30 KT. SEAS 8 TO 13 FT.

.48 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS SECTION ABOVE FROM
30N TO 51N W OF 165W WINDS TO 25 KT. SEAS 8 TO 13 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA
BOUNDED BY 40N178E TO 43N163E TO 54N173E TO 57N168W.
.24 HOUR FORECAST DENSE FOG FROM 40N TO 60N W OF 170W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 51N BETWEEN 168W AND
168E.

.HIGH 32N130W 1020 MB DRIFTING S.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 49N164W 1037 MB MOVING NW 10 KT.
.24 HOUR FORECAST HIGH 50N169W 1037 MB.
.48 HOUR FORECAST HIGH 46N167W 1032 MB.

.FORECASTER HOLLEY. 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 THU AUG 27.
24 HOUR FORECAST VALID 1200 UTC FRI AUG 28.
48 HOUR FORECAST VALID 1200 UTC SAT AUG 29.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE IGNACIO NEAR 12.9N 139.5W 982 MB AT 1500 UTC AUG 27
MOVING WNW OR 285 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 80 KT
GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM OF CENTER.
SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND 90 NM S
SEMICIRCLE WITH SEAS TO 28 FT. ELSEWHERE WITHIN 150 NM N AND
120NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
REMAINDER OF AREA OVER FORECAST WATERS FROM 10N TO 16N W OF 135W
WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE IGNACIO NEAR 14.5N 143.1W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS
WITHIN 70 NM NW AND SE QUADRANTS...80 NM NE QUADRANT AND 50 NM
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N SEMICIRCLE
AND 120 NM S SEMICIRCLE WITH SEAS TO 34 FT. ELSEWHERE WITHIN 210
NM N AND 180NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
OVER FORECAST WATERS FROM 12N TO 19N W OF 137W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE IGNACIO NEAR 16.1N 146.1W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM NW AND SE QUADRANTS...110 NM NE QUADRANT AND 70 NM
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM N SEMICIRCLE
AND 210 NM S SEMICIRCLE WITH SEAS TO 34 FT.
.72 HOUR FORECAST HURRICANE IGNACIO NEAR 17.5N 149.0W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE IGNACIO NEAR 19.0N 151.5W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT.
.120 HOUR FORECAST HURRICANE IGNACIO NEAR 20.5N 154.0W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT.

...HURRICANE WARNING...
.TROPICAL STORM JIMENA NEAR 12.6N 117.7W 1003 MB AT 1500 UTC AUG
27 MOVING WNW OR 285 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM N
SEMICIRCLE AND 20 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN
60 NM OF CENTER EXCEPT 30 NM SW QUADRANT WITH SEAS TO 13 FT.
ELSEWHERE WITHIN 90 NM OF CENTER EXCEPT 60 NM SW QUADRANT WINDS
20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE JIMENA NEAR 13.0N 122.1W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 40 NM
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM OF CENTER EXCEPT
60 NM SW QUADRANT WITH SEAS TO 20 FT. ELSEWHERE WITHIN 120 NM OF
CENTER EXCEPT 90 NM SW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12
FT.
.48 HOUR FORECAST HURRICANE JIMENA NEAR 13.1N 126.1W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND 70 NM
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM OF CENTER
EXCEPT 90 NM SW QUADRANT WITH SEAS TO 28 FT. ELSEWHERE WITHIN
150 NM OF CENTER EXCEPT 120 NM SW QUADRANT WINDS 20 TO 33 KT.
SEAS 8 TO 12 FT.
.72 HOUR FORECAST HURRICANE JIMENA NEAR 13.9N 129.6W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE JIMENA NEAR 15.5N 134.0W. MAXIMUM
SUSTAINED WINDS 115 KT GUSTS 140 KT.
.120 HOUR FORECAST HURRICANE JIMENA NEAR 17.0N 137.5W. MAXIMUM
SUSTAINED WINDS 115 KT GUSTS 140 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.WITHIN 30 NM OF LINE 16N95W TO 15N95W TO 14N96.5W...INCLUDING
GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 30 NM OF LINE 16N95W TO 15N95W TO
14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 60 NM OF LINE FROM 15.5N96W TO 14N96W
TO 13N97W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE SWELL.
.48 HOUR FORECAST N OF 14.5N BETWEEN 94.5W AND 95.5W N WINDS 20
TO 25 KT. SEAS TO 8 FT.

.FROM 03N TO 07N BETWEEN 112W AND 121W WINDS 20 KT OR LESS. SEAS
TO 8 FT IN SW SWELL.
.24 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 1500 UTC THU AUG 26...

.HURRICANE IGNACIO...NUMEROUS STRONG WITHIN 120 NM OF CENTER.
SCATTERED MODERATE ISOLATED STRONG ELSEWHERE FROM 05N TO 10N W
OF 128W...AND FROM 10N TO 19N BETWEEN 128W AND 132W.

.TROPICAL STORM JIMENA...NUMEROUS STRONG WITHIN 60 NM OF CENTER.
NUMEROUS MODERATE ISOLATED STRONG ELSEWHERE FROM 10N TO 14N
BETWEEN 115W AND 120W. REMAINDER OF AREA SCATTERED MODERATE
ISOLATED STRONG FROM 07N TO 11N BETWEEN 111W AND 118W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 06N77W TO 09N94W TO 08N108W. NO
ITCZ IS PRESENTLY IDENTIFIED. SCATTERED MODERATE N OF 10N
BETWEEN 88W AND 100W. SIMILAR CONVECTION IS FROM 05N TO 08N

.FORECASTER GR. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1200 UTC AUG 27 2015.
24 HOUR FORECAST VALID 1200 UTC AUG 28 2015.
48 HOUR FORECAST VALID 1200 UTC AUG 29 2015.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE IGNACIO JUST E OF FORECAST AREA NEAR 12.6N 139.0W 982
MB MOVING WNW 11 KT. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT.
WINDS 34 KT OR GREATER WITHIN 50 NM OF CENTER. SEAS 12 FT OR
HIGHER WITHIN 120 NM N AND 90 NM S SEMICIRCLES. WINDS 20 TO 33
KT...SEAS 8 TO 12 FT ELSEWHERE WITHIN 150 NM N AND 120 NM S
SEMICIRCLES. NUMEROUS MODERATE TO STRONG TSTMS WITHIN 180 NM OF
CENTER.
.24 HOUR FORECAST HURRICANE IGNACIO NEAR 14.5N 143.1W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. WINDS 34 KT OR GREATER AND
SEAS 12 FT OR HIGHER WITHIN 80 NM NE...70 NM SE...50 NM SW AND
70 NM NW QUADRANTS. WINDS 20 TO 33 KT...SEAS 8 TO 12 FT
ELSEWHERE WITHIN 210 NM N AND 120 NM S SEMICIRCLES.
.48 HOUR FORECAST HURRICANE IGNACIO NEAR 16.1N 146.1W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT. WINDS 34 KT OR GREATER AND
SEAS 12 FT OR HIGHER 110 NM NE...90 NM SE...70 NM SW AND 90 NM
NW QUADRANTS. WINDS 20 TO 33 KT...SEAS 8 TO 12 FT ELSEWHERE
WITHIN 210 NM N AND 120 NM S SEMICIRCLES.
.72 HOUR FORECAST HURRICANE IGNACIO NEAR 16.1N 146.1W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT. EXTENDED OUTLOOK...USE FOR
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE IGNACIO NEAR 19.0N 151.5W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT.
.120 HOUR FORECAST HURRICANE IGNACIO NEAR 20.5N 154.0W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT.

...HURRICANE WARNING...
.TROPICAL STORM KILO NEAR 17.9N 168.0W 994 MB MOVING SW AT 01
KT. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. WINDS 34 KT OR
GREATER WITHIN 50 NM S...AND 40 NM N SEMICIRCLES. SEAS 12 FT OR
HIGHER WITHIN 50 NM OF CENTER. WINDS 20 TO 33 KT...SEAS 8 TO 12
FT ELSEWHERE WITHIN 90 NM OF CENTER. SCATTERED MODERATE TO
STRONG TSTMS WITHIN 210 NM OF CENTER.
.24 HOUR FORECAST TROPICAL STORM KILO NEAR 17.4N 169.4W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. WINDS 34 KT OR GREATER AND
SEAS 12 FT OR HIGHER WITHIN 60 NM N SEMICIRCLE...AND WITHIN 50
NM SE AND 40 NM SW QUADRANTS. WINDS 20 TO 33 KT...SEAS 8 TO 12
FT ELSEWHERE WITHIN 150 NM N AND 90 NM S SEMICIRCLES.
.48 HOUR FORECAST HURRICANE KILO NEAR 17.5N 171.6W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. WINDS 34 KT OR GREATER AND
SEAS 12 FT OR HIGHER WITHIN 70 NM N SEMICIRCLE...AND WITHIN 60
NM SE AND 50 NM SW QUADRANTS. WINDS 20 TO 33 KT...SEAS 8 TO 12
FT WITHIN 180 NM N AND 90 NM S SEMICIRCLES.
.72 HOUR FORECAST HURRICANE KILO NEAR 18.3N 174.0W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. EXTENDED OUTLOOK...USE FOR
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE KILO NEAR 20.7N 176.1W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT.
.120 HOUR FORECAST HURRICANE KILO NEAR 23.5N 177.0W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT.

.FORECAST WINDS NEAR TROPICAL CYCLONES SHOULD BE USED WITH
CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND
INTENSITY.

.SYNOPSIS AND FORECAST.

.LOW 11N155W 1008 MB MOVING W SLOWLY. TROUGH FROM 13N152W TO LOW
TO 08N158W MOVING W SLOWLY. SCATTERED MODERATE TO STRONG TSTMS
WITHIN 210 NM W OF LOW AND TROUGH.
.24 HOUR FORECAST LOW 12N159W 1008 MB. TROUGH FROM 14N155W TO
LOW TO 10N161W.
.48 HOUR FORECAST LOW 13N161W 1008 MB. TROUGH FROM 15N159W TO
LOW TO 10N162W.

.FRONT FROM 30N174E TO 25N168E TO 23N160E MOVING ESE 10 KT.
ISOLATED MODERATE TSTMS WITHIN 210 NM E OF FRONT N OF 26N.
.24 HOUR FORECAST FRONT FROM 30N174E TO 24N168E TO 22N160E.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N175E TO 25N170E TO
22N160E.

.TROUGH FROM 30N150W TO 27N153W TO 23N156W MOVING E SLOWLY.
ISOLATED MODERATE TSTMS WITHIN 240 NM E OF TROUGH N OF 27N.
.24 HOUR FORECAST TROUGH FROM 30N149W TO 22N157W.
.48 HOUR FORECAST DISSIPATING TROUGH FROM 29N151W TO 23N161W.

.RIDGE FROM 29N140W TO 25N146W TO 20N153W NEARLY STATIONARY.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST
AREA.

.SEAS 8 TO 13 FT N OF A LINE FROM 30N155W TO 23N176W TO 18N160E.
.24 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 30N151W TO
21N168W TO 19N160E.
.48 HOUR FORECAST SEAS 8 TO 9 FT N OF 25N W OF 157W.

.OTHERWISE...SEAS 8 FT OR HIGHER OVER REMAINDER OF FORECAST
AREA.

.SCATTERED MODERATE TO STRONG TSTMS S OF 13N W OF 174E...FROM
11N TO 15N BETWEEN 180E AND 173E...S OF 05N BETWEEN 161W AND
174W...AND FROM 05N TO 09N E OF 147W.

$$
.FORECASTER HOUSTON. HONOLULU HI.



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