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 260934
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC MON SEP 26 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

SECURITE

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

SYNOPSIS VALID 0600 UTC SEP 26.
24 HOUR FORECAST VALID 0600 UTC SEP 27.
48 HOUR FORECAST VALID 0600 UTC SEP 28.

.WARNINGS.

...GALE WARNING...
.LOW 55N132W 1004 MB MOVING NE 25 KT. FRONT EXTENDS FROM LOW
CENTER TO 50N134W TO 43N138W. OVER FORECAST WATERS WITHIN 300 NM
SE QUADRANT WINDS 30 TO 45 KT. SEAS 10 TO 15 FT. ELSEWHERE
WITHIN 120 NM E OF THE FRONT WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST LOW WELL INLAND. WITHIN 80 NM SE OF A LINE
FROM 50N128W TO 45N131W TO 41N143W AREA OF N TO NE WINDS TO 25
KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 43N175E 1011 MB MOVING NE 10 KT. WITHIN 180 NM N SEMICIRCLE
AND 180 NM E AND SE OF A FRONT FROM 43N180W TO 39N180W TO
37N176E WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 45N180W 1009 MB. WITHIN 240 NM NE...600 NM
SE...300 NM SW...AND 240 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS
8 TO 12 FT.
.48 HOUR FORECAST LOW 43N176W 1009 MB. FRONT TO EXTEND FROM LOW
CENTER TO 47N174W TO 45N170W TO 35N169W. WITHIN 240 NM NE AND E
OF THE FRONT E OF 174W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.

...GALE WARNING...
.LOW 61N172W 1002 MB MOVING SE 25 KT. OVER FORECAST WATERS FROM
49N TO 59N BETWEEN 162W AND 179E WINDS 20 TO 30 KT. SEAS TO 11
FT.
.24 HOUR FORECAST LOW 55N154W 1009 MB. FROM 47N TO 52N BETWEEN
149W AND 163W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 53N141W 1015 MB. BETWEEN 240 NM AND 600 NM
SW QUADRANT WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.

...GALE WARNING...
.OVER FORECAST WATERS N OF A LINE FROM 46N160E TO 53N170E AREA
OF S TO SW WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST N OF A LINE FROM 50N169E TO 56N178E AREA OF S
TO SW WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS N OF AREA.

...GALE WARNING...
.OVER FORECAST WATERS WITHIN 120 NM SE OF A LINE FROM 44N126W TO
36N132W AREA OF N WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN 180 NM SE OF A LINE FROM 43N126W TO
30N140W AREA OF N TO NE WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 38N TO 45N BETWEEN 124W AND 129W AREA OF
N WINDS 25 TO 35 KT. SEAS TO 12 FT.

...GALE WARNING...
.48 HOUR FORECAST OVER FORECAST WATERS N OF 57N AND W OF 166W
AREA OF S TO SW WINDS 30 TO 45 KT. SEAS 9 TO 19 FT.

.SYNOPSIS AND FORECAST.

.BETWEEN 174W AND A FRONT FROM 35N148W TO 30N154W AREA OF NE TO
E WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST BETWEEN 171W AND A FRONT TO EXTEND FROM
36N145W TO 30N155W AREA OF NE TO E WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 31N TO 39N BETWEEN 137W AND 160W AREA OF
NE TO E WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST NEW LOW 42N166E 1008 MB. FROM 35N TO 44N
BETWEEN 171E AND 163E WINDS 20 TO 30 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 44N
BETWEEN 180W AND 175E AND FROM 47N TO 52N BETWEEN 127W AND 131W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 47N BETWEEN 174W AND
178E.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 47N BETWEEN 167W AND
177W.

.HIGH 34N141W 1025 MB MOVING SW 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 44N130W 1024 MB MOVING SW 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 42N166W 1033 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 42N159W 1034 MB.
.48 HOUR FORECAST HIGH 45N157W 1034 MB.

.HIGH 35N162E 1024 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST HIGH 32N166E 1019 MB.

.HIGH 49N170E 1025 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST NEW HIGH 39N166E 1023 MB.
.48 HOUR FORECAST HIGH 34N173E 1020 MB.

.48 HOUR FORECAST HIGH 52N173E 1021 MB.

.FORECASTER BELL. 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 0600 UTC MON SEP 26.
24 HOUR FORECAST VALID 0600 UTC TUE SEP 27.
48 HOUR FORECAST VALID 0600 UTC WED SEP 28.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ROSLYN NEAR 16.8N 119.5W 1005 MB AT 0900 UTC SEP
26 MOVING NNE OR 020 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM E
SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 180 NM NE AND 150 NM SE
QUADRANTS WITH SEAS TO 16 FT. ELSEWHERE WITHIN 210 NM E AND 120
NM W SEMICIRCLES OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
REMAINDER WATERS WITHIN 240 NM E AND 180 NM W SEMICIRCLES OF
CENTER WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED
SWELL.
.24 HOUR FORECAST TROPICAL STORM ROSLYN NEAR 18.0N 118.5W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 70 NM E SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN
180 NM E AND 30 NM W SEMICIRCLES WITH SEAS TO 15 FT. ELSEWHERE
WITHIN 240 NM E AND 75 NM W SEMICIRCLES OF CENTER WINDS 20 TO 33
KT. SEAS 8 TO 11 FT. REMAINDER WATERS WITHIN 270 NM E AND 150 NM
W SEMICIRCLES OF CENTER WINDS 20 KT OR LESS. SEAS TO 10 FT
PRIMARILY IN MIXED SWELL.
.48 HOUR FORECAST POST TROPICAL ROSLYN NEAR 20.4N 117.0W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT NEAR CENTER. SEAS 12
TO 13 FT. ELSEWHERE WITHIN 75 NM OF CENTER WINDS 20 TO 30 KT.
SEAS TO 11 FT. REMAINDER WATERS WITHIN 180 NM E AND 150 NM W
SEMICIRCLES OF CENTER WINDS 20 KT OR LESS. SEAS TO 8 FT
PRIMARILY IN MIXED SWELL.
.72 HOUR FORECAST POST TROPICAL REMNANT LOW ROSLYN NEAR 22.5N
117.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST TROPICAL REMNANT LOW ROSLYN NEAR 24.6N
119.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...DISSIPATED.

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.

.LOW PRES NEAR 11.5N140W 1008 MB. FROM 13N TO 16N W OF 138W
WINDS 20 KT OR LESS. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES W OF AREA. FROM 10N TO 13N W OF 138W
WINDS 20 KT OR LESS. SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES W OF AREA. FROM 11N TO 16N W OF 136W
WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL.

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

CONVECTION VALID AT 0900 UTC MON SEP 26...

.TROPICAL STORM ROSLYN...SCATTERED MODERATE WITHIN 120 NM OF
LINE FROM 19N116W TO 12N120W.

.LOW PRES 1008 MB 11N139W...SCATTERED MODERATE ISOLATED STRONG
WITHIN 120 NM OF LINE FROM 09.5N138W TO 13N140W.

.TROPICAL WAVE N OF 08N ALONG 99W...SCATTERED MODERATE ISOLATED
STRONG WITHIN 30 NM OF COAST OF MEXICO BETWEEN 97W AND 101W.

.SCATTERED MODERATE ISOLATED STRONG WITHIN 60 NM OF 13N88W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 11N86W TO 11N96W TO 10N112W...RESUMES AT
14N122W TO 1008 MB LOW PRES NEAR 11N139W. SCATTERED MODERATE TO
STRONG WITHIN 120 NM OF 08N85W. ISOLATED MODERATE AND STRONG
ELSEWHERE WITHIN 180 NM OF LINE FROM 06N82W TO 11N100W TO
08N109W AND FROM 07N TO 14N BETWEEN 120W AND 137W.

$$
.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.