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
000
FZPN01 KWBC 262206
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC MON JUN 26 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JUN 26.
24 HOUR FORECAST VALID 1800 UTC JUN 27.
48 HOUR FORECAST VALID 1800 UTC JUN 28.

.WARNINGS.

...GALE WARNING...
.LOW W OF AREA 43N159E 1001 MB MOVING E 20 KT. WITHIN 300 NM SE
QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN
420 NM SE QUADRANT...AND WITHIN 300 NM S OF FRONT FROM 40N180W
TO 41N170E TO LOW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 44N172E 1001 MB. WITHIN 360 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 46N176W 999 MB. WITHIN 840 NM S QUADRANT
WINDS TO 25 KT. SEAS TO 9 FT.

...GALE WARNING...
.FROM 48N TO 50N BETWEEN 125W AND 129W AREA OF NW WINDS 20 TO 30
KT. SEAS TO 9 FT.
.12 HOUR FORECAST FROM 47N TO 50N BETWEEN 126W AND 129W AREA OF
NW WINDS 25 TO 35 KT. SEAS TO 10 FT.
.24 HOUR FORECAST FROM 47N TO 50N BETWEEN 126W AND 129W AREA OF
NW WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 46N TO 50N BETWEEN 125W AND 129W AREA OF
NW WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW 40N176W 1013 MB MOVING NE 25 KT. FRONT FROM LOW TO 45N163W
TO 50N160W. WITHIN 300 NM SW QUADRANT...AND 240 NM SE AND E OF
FRONT WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 46N159W 1005 MB. FRONT TO EXTEND FROM LOW
NE TO 50N154W TO 55N153W AND FROM LOW TO 40N166W TO 39N173W.
WITHIN 360 NM E AND SE QUADRANTS AND 240 NM E AND SE OF FRONT S
OF LOW WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 300
NM E AND SE OF FRONT WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 52N149W 1000 MB. FRONT FROM LOW TO 45N149W
TO 40N156W. WITHIN 360 NM E OF FRONT WINDS 25 TO 35 KT. SEAS 8
TO 14 FT.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 53.92N 168.03W 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.

.FROM 31N TO 43N E OF 121W WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 31N TO 35N E OF 123W WINDS TO 25 KT. SEAS
LESS THAN 8 FT.
.48 HOUR FORECAST FROM 36N TO 43N E OF 127W AREA OF WINDS 20 TO
30 KT. SEAS TO 11 FT.

.COMPLEX LOW WITH MAIN CENTER 58N180W 992 MB MOVING SE 15 KT.
FRONT EXTENDS FROM 56N160W TO 50N160W. BETWEEN 240 NM AND 600 NM
S AND SW QUADRANTS...AND 240 NM E OF FRONT WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.24 HOUR FORECAST LOW 55N173W 991 MB. WITHIN 360 NM S AND SE
QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 59N175W 992 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 33N TO 42N W
OF 177E...FROM 37N TO 43N BETWEEN 180W AND 169W...FROM 41N TO
52N BETWEEN 169W AND 154W...N OF 51N BETWEEN 180W AND 170E...N
OF 61N BETWEEN 176W AND 178W.
.24 HOUR FORECAST DENSE FOG N OF 51N BETWEEN 179E AND
173E...FROM 34N TO 44N BETWEEN 180W AND 165E AND FROM 39N TO 52N
BETWEEN 150W AND 165W.
.48 HOUR FORECAST DENSE FOG N OF 60N BETWEEN 167W AND
176W...FROM 37N TO 51N BETWEEN 167W AND 177W...FROM 35N TO 55N
BETWEEN 144W AND 157W.

.HIGH 44N146W 1031 MB MOVING E 10 KT.
.24 HOUR FORECAST HIGH 44N140W 1029 MB.
.48 HOUR FORECAST HIGH 43N135W 1026 MB.

.HIGH 44N176E 1014 MB MOVING E 20 KT.
.24 HOUR FORECAST HIGH 43N170W 1010 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER ROWLAND. 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 1800 UTC MON JUN 26.
24 HOUR FORECAST VALID 1800 UTC TUE JUN 27.
48 HOUR FORECAST VALID 1800 UTC WED JUN 28.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE DORA NEAR 17.8N 107.3W 981 MB AT 2100 UTC JUN 26
MOVING WNW OR 295 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 80 KT
GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NW AND SE
QUADRANTS...70 NM NE QUADRANT AND 40 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 90 NM OF CENTER EXCEPT 120 NM NE QUADRANT WITH
SEAS TO 28 FT. ELSEWHERE WITHIN 150 NM OF CENTER NE QUADRANT AND
120 NM OF CENTER S SEMICIRCLE AND NW QUADRANT WINDS 20 TO 33 KT.
SEAS 9 TO 12 FT. REMAINDER OF AREA FROM 15N TO 20N BETWEEN 103W
AND 109W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN BROAD MIX
OF SWELL.
.24 HOUR FORECAST HURRICANE DORA NEAR SOCORRO ISLAND 19.0N
110.4W. 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 150
NM OF CENTER N QUADRANT WITH SEAS TO 22 FT. ELSEWHERE WITHIN 120
NM OF CENTER N SEMICIRCLE AND WITHIN 75 NM OF CENTER S
SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA
FROM 18N TO 23N BETWEEN 107W AND 113W WINDS 20 KT OR LESS. SEAS
8 TO 12 FT IN BROAD MIX OF SWELL.
.48 HOUR FORECAST TROPICAL STORM DORA NEAR 19.8N 113.7W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NE QUADRANT...50 NM SE QUADRANT...30 NM SW
QUADRANT...AND 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
45 NM OF CENTER NW SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE
WITHIN 75 NM OF CENTER WINDS 20 TO 33 KT. SEAS 9 TO 12 FT.
REMAINDER OF AREA FROM 17N TO 22N BETWEEN 112W AND 116W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN BROAD MIX OF SWELL.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 20.3N
116.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 20.5N
119.4W. 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.

.N OF 29N W OF 137W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE
SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.18 HOUR FORECAST S OF 02S E OF 106W WINDS 20 KT OR LESS. SEAS
TO 9 FT IN S TO SW SWELL.
.24 HOUR FORECAST S OF A LINE FROM 00N81W TO 01N86W TO 03S120W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL.
.48 HOUR FORECAST S OF 08N BETWEEN 81W AND 90W...S OF 01S
BETWEEN 90W AND 92W...AND S OF A LINE FROM 07N92W TO 07N107W TO
00N120W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN S TO SW
SWELL...HIGHEST S OF 01S BETWEEN 96W AND 110W.

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

CONVECTION VALID AT 2100 UTC MON JUN 26...

.HURRICANE DORA...SCATTERED TO NUMEROUS MODERATE 180 NM
OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 07N98W THEN FROM 12N109W TO
08N127W. ITCZ FROM 08N127W TO 05N140W. WIDELY SCATTERED MODERATE
FROM 04N TO 14N BETWEEN 81W AND 99W. SCATTERED MODERATE FROM 07N
TO 13N BETWEEN 105W AND 115W.

$$
.FORECASTER HUFFMAN. 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.