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
FZPN01 KWBC 280340
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SAT FEB 28 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 0000 UTC FEB 28.
24 HOUR FORECAST VALID 0000 UTC MAR 01.
48 HOUR FORECAST VALID 0000 UTC MAR 02.

.WARNINGS.

...STORM WARNING...
.LOW 41N171W 1004 MB MOVING 20 KT. WITHIN 360 NM W SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 13 TO 26 FT. ELSEWHERE WITHIN 660 NM W
SEMICIRCLE...AND 240 NM NE AND 420 NM SE QUADRANTS WINDS 25 TO
35 KT. SEAS 8 TO 14 FT. ALSO WITHIN 660 NM SW QUADRANTS WINDS TO
25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 41N166W
DESCRIBED BELOW.

...STORM WARNING...
.LOW W OF AREA NEAR 44N154E 980 MB MOVING NE 25 KT. WITHIN 360
NM NE OF A LINE FROM 49N160E TO 47N163E TO 44N164E TO 41N164E
WINDS 35 TO 50 KT. SEAS 10 TO 21 FT. ELSEWHERE OVER FORECAST
WATERS WITHIN 840 NM NE AND 1080 NM SE QUADRANTS WINDS 25 TO 35
KT. SEAS 8 TO 16 FT...EXCEPT IN SE QUADRANT 10 TO 22 FT.
.24 HOUR FORECAST LOW W OF AREA NEAR 54N166E 983 MB. OVER
FORECAST WATERS WITHIN 960 NM S SEMICIRCLE AND 540 NM NE
QUADRANT WINDS 30 TO 45 KT. SEAS 12 TO 26 FT. ELSEWHERE WITHIN
720 NM NE...1140 NM SE AND 1020 NM SW QUADRANTS WINDS 20 TO 30
KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW W OF AREA NEAR 58N171E 995 MB. OVER
FORECAST WATERS WITHIN 660 NM E SEMICIRCLE...AND 900 NM SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 17 FT...EXCEPT IN SW
QUADRANT 12 TO 24 FT.

...GALE WARNING...
.LOW 45N124W 1005 MB MOVING S 25 KT. WITHIN 660 NM W SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. ELSEWHERE WITHIN 780 NM W
SEMICIRCLE WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 34N TO 44N BETWEEN 124W
AND 133W N TO NE WINDS 25 TO 40 KT. SEAS 10 TO 17 FT. ELSEWHERE
FROM 30N TO 45N BETWEEN 121W AND 136W WINDS TO 25 KT. SEAS TO 10
FT.
.48 HOUR FORECAST FROM 30N TO 47N BETWEEN 122W AND 136W N WINDS
20 TO 30 KT. SEAS TO 12 FT.

...GALE WARNING...
.LOW 41N163W 1009 MB DRIFTING NE WILL TURN SW AFTER 12 HOURS.
WINDS LESS THAN 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW 41N166W 1003 MB. WITHIN 540 NM OF LOW
CENTER...EXCEPT 120 NM NE QUADRANT WINDS 25 TO 40 KT. SEAS 10 TO
20 FT...EXCEPT IN NE QUADRANT WINDS 8 TO 13 FT. ELSEWHERE WITHIN
600 NM NW...960 NM NE...1140 NM SE AND 720 NM SW QUADRANTS WINDS
TO 25 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 43N160W 1005 MB. WITHIN 420 NM S
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN
660 NM NE...900 NM SE AND 720 NM SW QUADRANTS WINDS TO 25 KT.
SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.LOW 38N157W 1010 MB MOVING N 30 KT. WITHIN 600 NM E SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 41N166W
DESCRIBED IN WARNINGS SECTION ABOVE.

.LOW 52N162W 1014 MB DRIFTING N. WITHIN 540 NM NE AND 660 NM SE
QUADRANTS WNIDS 20 TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.LOW W OF AREA NEAR 63N174W 1005 MB MOVING NE 30 KT. OVER
FORECAST WATERS WITHIN 420 NM SE AND 300 NM SW QUADRANTS WINDS
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW AND CONDITIONS MOVED WELL N OF AREA.

.LOW W OF AREA NEAR 61N176E 1014 MB MOVING NE 10 KT. OVER
FORECAST WATERS WITHIN 420 NM SE QUADRANT WINDS TO 25 KT. SEAS
TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED WITH
LOW 54N166E IN WARNINGS SECTION ABOVE.

FROM 30N TO 35N BETWEEN 117W AND 122W N TO NW WINDS TO 25 KT.
SEAS TO 12 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS SECTION ABOVE FROM
30N TO 50N W OF 170W WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.

.DENSE FOG. VSBY OCCASIONALLY 1 NM OR LESS FROM 31N TO 52N
BETWEEN 145W AND 161W AND FROM 43N TO 49N BETWEEN 164W AND 172W
AND FROM 55N TO 61N BETWEEN 166W AND 175W.
.24 HOUR FORECAST DENSE FOG FROM 35N TO 44N BETWEEN 149W AND
155W AND FROM 44N TO 56N BETWEEN 145W AND 165W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 47N BETWEEN 144W AND
157W AND FROM 47N TO 54N BETWEEN 142W AND 164W.

.HIGH 53N143W 1034 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 47N139W 1034 MB.
.48 HOUR FORECAST HIGH 42N140W 1033 MB.

.HIGH 52N166W 1019 MB DRIFTING SE.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 37N176E 1032 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 34N179W 1028 MB.
.48 HOUR FORECAST HIGH 31N176W 1031 MB.

.HIGH 55N171E 1026 MB MOVING NE 30 KT.
.24 HOUR FORECAST HIGH 60N167W 1033 MB.
.48 HOUR FORECAST HIGH MOVED N OF AREA.

.48 HOUR FORECAST NEW HIGH 57N145W 1030 MB.

.48 HOUR FORECAST HIGH 39N167E 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 0000 UTC SAT FEB 28.
24 HOUR FORECAST VALID 0000 UTC SUN MAR 01.
48 HOUR FORECAST VALID 0000 UTC MON MAR 02.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM OF LINE FROM 16N95W TO 14N95W...INCLUDING THE GULF
OF TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE
WITHIN 60 NM OF LINE FROM 16N95W TO 13N95.5W N TO NE WINDS 20 TO
30 KT. SEAS TO 10 FT.
.12 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 12M96W
...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30
KT.
SEAS 8 TO 12 FT.
.24 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 14.5N95W...
INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS
TO 9 FT.
.36 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 14N96W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT.
SEAS TO 11 FT.
.48 HOUR FORECAST GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.N OF LINE FROM 30N117W TO 26N125W TO 30N130W WINDS 20 KT OR
LESS. SEAS TO 10 FT PRIMARILY IN MIXED N AND NW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 07N TO 15N W OF 136W WINDS 20 KT OR LESS. SEAS TO 9 FT
IN MIXED SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.06 HOUR FORECAST GULF OF CALIFORNIA FROM 30N TO 31N SW WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.12
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.06 HOUR FORECAST WITHIN 60 NM OF LINE FROM 11.5N86W TO 09N88W
...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 10N87W
...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST S OF LINE FROM 00N135W TO 01N125W TO
03.4S114W WINDS 20 KT OR LESS. SEAS TO 8 FT IN S SWELL.
.48 HOUR FORECAST S OF 06N BETWEEN 108W AND 125W WINDS 20 KT
OR LESS. SEAS TO 9 FT IN MIXED SW AND NW SWELL.

.36 HOUR FORECAST N OF 29N BETWEEN 127W AND 135W N WINDS 20
TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST N OF 25N BETWEEN 125W AND 137W N TO NE WINDS
20 TO 25 KT. SEAS TO 10 FT.

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

CONVECTION VALID 0300 UTC SAT FEB 28...

.TROUGH FROM 04N77W TO 05N99W... SCATTERED MODERATE WITHIN
75 NM OF LINE FROM 05N84W TO 03N90W.

.TROUGH FROM 07N118W TO 12N117W...SCATTERED MODERATE N OF
11N WITHIN 90 NM E AND WITHIN 240 NM W OF THE TROUGH AXIS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 04N77W TO 05N99W. ITCZ FROM 05N99W TO EMBEDDED
TROUGH AT 07N118W TO 07N140W. SCATTERED MODERATE WITHIN 240
NM OF LINE FROM 11N121W TO 08N140W.

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.



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