North Pacific High Seas Forecast

[Printable Version]   [Alt Link/Previous Versions]
FZPN01 KWBC 200945
HSFEP1

HIGH SEAS FORECAST 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1030 UTC WED FEB 20 2019 

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 

METAREA IV BULLETIN WILL ONLY BE BROADCAST FROM THE INMARSAT 
AOE SATELLITE. PLEASE ENSURE YOUR RECEIVER IS POINTED 
CORRECTLY. 

SYNOPSIS VALID 0600 UTC FEB 20. 
24 HOUR FORECAST VALID 0600 UTC FEB 21. 
48 HOUR FORECAST VALID 0600 UTC FEB 22. 

.WARNINGS. 

...STORM WARNING... 
.LOW 58N172W 982 MB MOVING N 15 KT. OVER ICE FREE FORECAST 
WATERS FROM 58N TO 61N BETWEEN 162W AND 174W AND WITHIN 180 NM 
SE QUADRANT WINDS 40 TO 50 KT. SEAS 12 TO 19 FT. ELSEWHERE 
WITHIN 300 NM N...240 NM NE...780 NM SE...AND 720 NM SW 
QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 18 FT. 
.24 HOUR FORECAST LOW 62N171W 981 MB. WITHIN 420 NM SE AND 360 
NM SW QUADRANTS WINDS 30 TO 45 KT. SEAS 9 TO 17 FT. 
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS N OF AREA. 

...STORM WARNING... 
.LOW W OF AREA 43N156E 995 MB MOVING NE 30 KT AND RAPIDLY 
INTENSIFYING. OVER FORECAST WATERS W OF A LINE FROM 45N166E TO 
36N161E WINDS 25 TO 40 KT. SEAS 8 TO 12 FT. 
.06 HOUR FORECAST LOW 44N160E 989 MB. WITHIN 180 NM E AND 360 NM 
SE QUADRANTS WINDS 40 TO 50 KT. SEAS 13 TO 20 FT.
.24 HOUR FORECAST LOW 51N169E 971 MB. FRONT TO EXTEND FROM THE 
LOW TO 47N174E TO 40N167E. FROM 45N TO 54N BETWEEN 180W AND 172E 
AND BETWEEN 90 NM AND 240 NM SW QUADRANT WINDS 40 TO 55 KT. SEAS 
18 TO 28 FT. ALSO OVER FORECAST WATERS FROM 46N TO 55N W OF 176W 
AND ELSEWHERE WITHIN 360 NM E OF THE FRONT WINDS 25 TO 40 KT. 
SEAS 10 TO 21 FT. 
.48 HOUR FORECAST LOW JUST NW OF AREA 58N175E 972 MB. FRONT TO 
EXTEND FROM 55N176W TO 44N177E. WITHIN 600 NM E AND 300 NM S 
QUADRANTS AND ELSEWHERE WITHIN 300 NM E OF THE FRONT WINDS 30 TO 
45 KT. SEAS 12 TO 27 FT. 

...STORM WARNING... 
.24 HOUR FORECAST NEW LOW 59N149W 1005 MB. OVER FORECAST WATERS 
WITHIN 240 NM E...420 NM SE...AND 600 NM SW QUADRANTS WINDS 25 
TO 35 KT. SEAS 8 TO 14 FT. 
.36 HOUR FORECAST LOW 60N145W 991 MB. WITHIN 300 NM SW QUADRANT 
WINDS 40 TO 50 KT. SEAS 12 TO 19 FT.
.48 HOUR FORECAST LOW 58N138W 995 MB. WITHIN 420 NM S AND 
SW...AND 480 NM W QUADRANTS WINDS 30 TO 45 KT. SEAS 12 TO 26 FT.

...GALE WARNING... 
.OVER FORECAST WATERS E OF A LINE FROM 56N143W TO 41N132W AREA 
OF NW WINDS WINDS 25 TO 35 KT. SEAS 11 TO 19 FT. 
.24 HOUR FORECAST FROM 30N TO 49N E OF 134W AREA OF NW TO N 
WINDS 25 TO 35 KT. SEAS 9 TO 17 FT. 
.48 HOUR FORECAST FROM 30N TO 42N E OF 129W AREA OF NW TO N 
WINDS 20 TO 30 KT. SEAS 9 TO 16 FT. 

...GALE WARNING... 
.WITHIN 480 NM E OF A LINE FROM 39N162W TO 30N158W AREA OF E TO 
SE WINDS 25 TO 35 KT. SEAS 10 TO 14 FT. 
.24 HOUR FORECAST LOW 32N156W 1010 MB. OVER FORECAST WATERS 
WITHIN 720 NM N AND 420 NM E QUADRANTS WINDS 25 TO 40 KT. SEAS 
10 TO 20 FT. 
.48 HOUR FORECAST LOW 40N154W 1002 MB. WITHIN 180 NM NE AND E OF 
A FRONT TO EXTEND FROM THE LOW TO 37N150W TO 32N150W WINDS 25 TO 
35 KT. SEAS 9 TO 17 FT.

...GALE WARNING... 
.24 HOUR FORECAST NEW LOW 40N167E 1002 MB. OVER FORECAST WATERS 
WITHIN 240 NM SE OF A FRONT TO EXTEND FROM THE LOW TO 36N164E TO 
35N160E WINDS 25 TO 35 KT. SEAS 10 TO 19 FT. 
.48 HOUR FORECAST LOW 44N177E 992 MB. FRONT TO EXTEND FROM THE 
LOW TO 36N175E TO 30N168E. WITHIN 300 NM E AND 120 NM W 
QUADRANTS AND ELSEWHERE WITHIN 180 NM E OF THE FRONT AND 120 NM 
W OF THE FRONT N OF 41N WINDS 30 TO 45 KT. SEAS 10 TO 21 FT.

.SYNOPSIS AND FORECAST. 

.OVER FORECAST WATERS BETWEEN 122W AND A LINE FROM 40N135W TO 
33N122W AREA OF NW WINDS 20 TO 30 KT. SEAS TO 11 FT. 
.24 HOUR FORECAST CONDITIONS DESCRIBED WITH FIRST GALE WARNING 
IN WARNINGS SECTION ABOVE. 

.WITHIN 180 NM W OF A LINE FROM 42N170W TO 30N179W AREA OF N 
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST WITHIN 300 NM NW OF A LINE FROM 48N156W TO 
36N169W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 12 FT. 
.48 HOUR FORECAST WITHIN AN AREA BOUNDED BY A LINE FROM 51N161W 
TO 48N150W TO 43N163W TO 51N161W AREA OF NE TO E WINDS 20 TO 30 
KT. SEAS 9 TO 12 FT. 

.LIGHT FREEZING SPRAY OVER ICE FREE FORECAST WATERS N OF 60N 
BETWEEN ALASKA AND 175W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 61N W OF 
ALASKA. 
.48 HOUR FORECAST CONDITIONS IMPROVED.

.48 HOUR FORECAST LIGHT FREEZING SPRAY W OF A LINE FROM 54N169E 
TO 49N164E.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 33N TO 36N 
BETWEEN 156W AND 161W.
.24 HOUR FORECAST CONDITIONS IMPROVING. 

.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM 
WITHIN 120 NM SE OF A LINE FROM 47N178E TO 43N176E.

.HIGH 42N146W 1042 MB MOVING NE 05 KT. 
.24 HOUR FORECAST HIGH 43N144W 1034 MB. 
.48 HOUR FORECAST HIGH 41N138W 1027 MB. 

.HIGH 39N174E 1029 MB MOVING NE 40 KT. 
.24 HOUR FORECAST HIGH 49N169W 1031 MB. 
.48 HOUR FORECAST HIGH 53N157W 1029 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 WED FEB 20.
24 HOUR FORECAST VALID 0600 UTC THU FEB 21.
48 HOUR FORECAST VALID 0600 UTC FRI FEB 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.AREA W OF LINE FROM 23N140W TO 12N130W TO 10N130W TO 10N140W NE 
TO E WINDS 20 TO 25 KT. SEAS 10 TO 12 FT IN MIXED NE AND NW 
SWELL. ELSEWHERE NW OF LINE FROM 28N115W TO 21N109W TO 07N103W 
TO 03.4N110W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT PRIMARILY IN 
NW SWELL.
.24 HOUR FORECAST AREA W OF LINE FROM 23N140W TO 17N128W TO 
13N129W TO 10N140W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT IN 
MIXED NE AND NW SWELL. ELSEWHERE W OF LINE FROM 28N140W TO 
20N111W TO 05N100W TO 03.4S102W WINDS 20 KT OR LESS. SEAS 8 TO 
10 FT IN NW SWELL.
.48 HOUR FORECAST AREA W OF LINE FROM 23N140W TO 13.5N110W TO 
05N125W TO 05N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED 
NE AND NW SWELL. 

.FROM 10.5N TO 11.5N E OF 87.5W...INCLUDING GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST COLD FRONT FROM 30N116.5W TO 28N121W TO 
30N133W. N OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
ELSEWHERE N OF 27N BETWEEN 116W AND 132W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN NW TO N SWELL.  
.48 HOUR FORECAST COLD FRONT FROM 30N115W TO 26N124W TO 
26.5N130W. N OF FRONT W TO NW WINDS 20 TO 25 KT....EXCEPT N 
WINDS W OF 127W. SEAS 9 TO 13 FT. ELSEWHERE N OF LINE FROM 
29N115W TO 26N117W TO 25N127W TO 30N134W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW TO N SWELL. 

.24 HOUR FORECAST COLD FRONT APPROACHING FROM THE NW. GULF OF 
CALIFORNIA N OF 29.5N SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 
8 FT.
.36 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT FROM 32N114.5W 
TO 30N115W. SE OF FRONT TO 29.5W SW TO W WINDS 20 TO 30 KT. SEAS 
TO 9 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT FROM 32N114W TO 
30N115W. SE OF FRONT TO 29.5W SW WINDS 20 TO 25 KT. SEAS TO 9 FT.

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

CONVECTION VALID AT 0900 UTC WED FEB 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A WEAK SURFACE TROUGH EXTENDS FROM 09.5N85W TO 02.5N91W TO 
04.5N104W TO 04.5N110W. THE ITCZ EXTENDS FROM 03.5N111W TO 
01N123W TO 01.5N130W. WIDELY SCATTERED MODERATE ISOLATED STRONG 
CONVECTION IS WITHIN 90 NM N AND 180 NM S OF TROUGH BETWEEN 83W 
AND 108W. 

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.