High Seas Forecast
Issued by NWS

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
000
FZPN01 KWBC 181707 CCA
HSFEP1

HIGH SEAS FORECAST...CORRECTED
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC MON JUN 18 2018

CORRECTED PART 1 SYNOPSIS SECTION AND PART 2

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SEE ANNOUNCEMENT OF PLANNED INMARSAT I-3 TO I-4 MIGRATION
IN 2018 AT OCEAN.WEATHER.GOV/GMDSS_NOTICE.PHP (LOWERCASE).

SECURITE

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

SYNOPSIS VALID 1200 UTC JUN 18.
24 HOUR FORECAST VALID 1200 UTC JUN 19.
48 HOUR FORECAST VALID 1200 UTC JUN 20.

.WARNINGS.

...GALE WARNING...
.LOW 57N155W 991 MB MOVING NW 20 KT. OVER FORECAST WATERS WITHIN
420 NM NE AND 480 NM E QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO
20 FT. ELSEWHERE WITHIN 240 NM E OF A FRONT EXTENDING FROM
54N146W TO 41N148W WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW DISSIPATED INLAND. GULF OF ALASKA N OF A
LINE FROM 55N160W TO 48N142W TO 55N133W WINDS LESS THAN 25 KT.
SEAS TO 11 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.FROM 49N TO 54N BETWEEN 127W AND 133W WINDS TO 25 KT. SEAS TO
10 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.LOW 35N175E 1010 MB MOVING NE 20 KT. WITHIN 150 NM N QUADRANT
AND E SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 37N176W 1014 MB. WITHIN 180 NM NW
SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 39N167W 1011 MB. FROM 35N TO 42N BETWEEN
164W AND 172W WINDS 20 TO 30 KT. SEAS TO 9 FT.

.24 HOUR FORECAST OVER FORECAST WATERS N OF 63N BETWEEN 167W AND
172W AREA OF N WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST FROM 32N TO 36N BETWEEN 120W AND 124W WINDS TO
25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 42N160E
TO 32N168E AREA OF SE WINDS 20 TO 30 KT. SEAS TO 9 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 50N
BETWEEN 142W AND 148W...FROM 42N TO 46N BETWEEN 156W AND
162W...FROM 55N TO 57N BETWEEN 135W AND 139W...AND WITHIN 60 NM
OF 62N168W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM E OF A LINE FROM
49N143W TO 40N149W...FROM 48N TO 52N BETWEEN 151W AND
154W...FROM 30N TO 32N BETWEEN 174W AND 179W...AND FROM 58N TO
63N BETWEEN 167W AND 169W.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 51N BETWEEN 142W AND
145W...WITHIN 60 NM OF 56N138W AND FROM 59N TO 63N BETWEEN 168W
AND 171W.

.HIGH 49N136W 1023 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 34N133W 1022 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 33N133W 1022 MB.
.48 HOUR FORECAST HIGH 34N135W 1022 MB.

.HIGH 54N170E 1018 MB DRIFTING E.
.24 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST NEW HIGH 42N165E 1029 MB.
.48 HOUR FORECAST HIGH 43N170E 1029 MB.

.FORECASTER HUFFMAN. 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 MON JUN 18.
24 HOUR FORECAST VALID 1200 UTC TUE JUN 19.
48 HOUR FORECAST VALID 1200 UTC WED JUN 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION CARLOTTA NEAR 17.9N 103.1W 1008 MB AT 1500
UTC JUN 18 MOVING NW OR 310 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS
25 KT GUSTS 35 KT. WITHIN 60 NM S SEMICIRCLE WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT.
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW CARLOTTA NEAR 18.1N
103.2W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. OVER FORECAST
WATERS WITHIN 60 NM S SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8
FT IN MIXED SW AND W SWELL.
.24 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.

.N OF 25N W OF 116W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW
SWELL.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF 08N BETWEEN 106W AND 125W WINDS WINDS 20 KT OR LESS. SEAS
TO 8 FT IN MIXED SW AND S SWELL.
.24 HOUR FORECAST S OF 01.5N BETWEEN 123W AND 129W WINDS 20 KT
OR LESS. SEAS TO 8 FT IN MIXED SW AND SE SWELL. FROM 08N TO 10N
BETWEEN 114W AND 119W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED
SW SWELL.
.48 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 AT 1500 UTC MON JUN 18...

.TROPICAL DEPRESSION CARLOTTA...SCATTERED MODERATE TO STRONG
WITHIN 75 NM OF CENTER EXCEPT WITHIN 150 N SE QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N74W TO 0.5N99W...THEN RESUMES ALONG
12N109.5W TO 08.5N123W. ITCZ CONTINUES FROM 08.5N123W TO BEYOND
06N140W. SCATTERED TO NUMEROUS MODERATE TO STRONG FROM 04N TO
09.5N FROM 87W EASTWARD TO COAST OF COLOMBIA. SCATTERED MODERATE
TO STRONG FROM 07N TO 10.5N BETWEEN 105W AND 123W, AND FROM 07N
TO 11N BETWEEN 132W AND 138W.

$$
.FORECASTER STRIPLING. 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.