High Seas Forecast
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000
FZPN02 KWBC 022325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC MON AUG 02 2021

CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1800 UTC AUG 02.
24 HOUR FORECAST VALID 1800 UTC AUG 03.
48 HOUR FORECAST VALID 1800 UTC AUG 04.

.WARNINGS.

...GALE WARNING...
.LOW 39N176E 1007 MB MOVING NE 25 KT AND TURNING MORE N. FRONT
FROM 41N179W TO LOW CENTER TO 38N170E. WITHIN 180 NM S AND SE OF
FRONT WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 52N169W 1002 MB. FRONT EXTENDS FROM LOW
CENTER TO 48N169W TO 40N176W. WITHIN 300 NM E QUADRANT AND 300
NM E AND SE OF FRONT S OF 47N OF THE FRONT WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.36 HOUR FORECAST LOW 53N169W 998 MB. WITHIN 300 NM NE QUADRANT
WINDS 25 TO 35 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 59N175W 989 MB. WITHIN 300 NM E AND NE
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE N OF 55N
BETWEEN 162W AND 178E WINDS 20 TO 30 KT. SEAS TO 11 FT.

.SYNOPSIS AND FORECAST.

.LOW 47N167W 1007 MB MOVING NE 10 KT. WITHIN 660 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DESCRIBED WITH LOW 52N169W DESCRIBED ABOVE.

.LOW 51N141W 1015 MB MOVING NE 10 KT WITHIN NEXT 24 HOURS THEN
TURNING NW. FRONT FROM LOW TO 49N150W. WITHIN 300 NM S AND SE OF
FRONT WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 54N139W 1008 MB. FRONT FROM LOW TO 55N137W
TO 50N136W TO 43N150W TO 40N156W. WITHIN 180 NM N...AND E AND SE
OF FRONT WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 55N144W 1002 MB. WITHIN 180 NM W AND NW
QUADRANTS WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. ELSEWHERE
WITHIN 120 NM N AND E OF FRONT FROM LOW CENTER TO 57N142W TO
54N133W TO 50N132W WINDS TO 25 KT. SEAS TO 8 FT.

.FROM 40N TO 46N BETWEEN 124W AND 128W WINDS TO 25 KT. SEAS TO 8
FT.
.24 HOUR FORECAST FROM 39N TO 44N BETWEEN 124W AND 128W WINDS TO
25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 39N TO 45N BETWEEN 124W AND 128W WINDS 20
TO 30 KT. SEAS TO 8 FT.

.LOW 53N157W 1011 MB DRIFTING NW. WITHIN 240 NM N AND NW
QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST LOW DISSIPATED WITH ASSOCIATED CONDITIONS
DIMINISHED.

.LOW W OF AREA 61N179W 988 MB MOVING NW 15 KT. WITHIN 180 NM
SW...420 NM E AND 480 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO
10 FT.
.24 HOUR FORECAST LOW W OF AREA NEAR 64N175E 999 MB. WITHIN 240
NM NE OF A LINE FROM 59N170W TO 62N175W WINDS TO 25 KT. SEAS TO
8 FT.
.48 HOUR FORECAST LOW W OF AREA WITH CONDITIONS DESCRIBED ABOVE
WITH LOW 59N175W.

.LOW 55N174W 993 MB MOVING N 25 KT. FRONT FROM LOW TO 47N174W.
WITHIN 240 NM E AND 300 NM SE QUADRANTS AND 180 NM E OF FRONT
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH
LOW 64N175E.

.LOW 39N166E 1010 MB MOVING E 25 KT AND TURNING MORE NE AFTER 24
HOURS. WITHIN 240 NM S AND 300 NM SW QUADRANTS WINDS TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST LOW 39N179W 1007 MB. WITHIN 300 NM S AND 360
NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 45N164W 1009 MB. FRONT FROM LOW TO
35N179W. WITHIN 240 NM SE OF FRONT WINDS 20 TO 30 KT. SEAS TO 11
FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM FROM 43N TO
53N BETWEEN 140W AND 170W...AND WITHIN 180 NM E OF A LINE FROM
65N173E TO 50N175W.
.24 HOUR FORECAST DENSE FOG FROM 43N TO 53N BETWEEN 137W AND
170W.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 54N BETWEEN 150W AND
164W AND FROM 43N TO 48N BETWEEN 137W AND 150W.

.HIGH 36N147W 1032 MB DRIFTING SW.
.24 HOUR FORECAST HIGH 35N150W 1030 MB.
.48 HOUR FORECAST HIGH 35N151W 1029 MB.

.HIGH 41N141W 1032 MB DRIFTING SW.
.24 HOUR FORECAST HIGH 38N142W 1030 MB.
.48 HOUR FORECAST HIGH 35N145W 1029 MB.

.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 AUG 2.
24 HOUR FORECAST VALID 1800 UTC TUE AUG  3.
48 HOUR FORECAST VALID 1800 UTC WED AUG  4.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE HILDA NEAR 15.9N 122.8W 990 MB AT 2100 UTC AUG 02
MOVING NW OR 315 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 65 KT
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N
SEMICIRCLE...80 NM SE QUADRANT AND 50 NM SW QUADRANT. SEAS 12
FT OR GREATER WITHIN 105 NM OF CENTER EXCEPT 120 NM SE QUADRANT
WITH SEAS TO 29 FT. ELSEWHERE WITHIN 14N121W TO 13N123W TO
16N124W TO 18N123W TO 16N120W TO 14N121W WINDS 20 TO 33 KT.
SEAS 12 TO 18 FT. REMAINDER OF AREA WITHIN 10N119W TO 12N124W
TO 18N127W TO 20N125W TO 16N117W TO 10N119W WINDS 20 KT OR LESS.
SEAS 8 TO 12 FT IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL STORM HILDA NEAR 16.5N 123.3W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. ELSEWHERE WITHIN
15N121W TO 14N123W TO 17N125W TO 18N123W TO 17N121W TO 15N121W
WINDS 20 TO 33 KT. SEAS 12 TO 16 FT. REMAINDER OF AREA WITHIN
10N119W TO 12N124W TO 18N127W TO 20N125W TO 16N117W TO 10N119W
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM HILDA NEAR 17.4N 124.2W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM N SEMICIRCLE...70 NM SE QUADRANT AND 50 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 105 NM OF CENTER EXCEPT
120 NM SE QUADRANT WITH SEAS TO 22 FT. ELSEWHERE WITHIN 15N122W
TO 17N125W TO 19N125W TO 19N123W TO 17N121W TO 15N122W WINDS 20
TO 33 KT. SEAS 12 TO 18 FT. REMAINDER OF AREA WITHIN 10N125W TO
14N128W TO 20N127W TO 20N122W TO 17N118W TO 10N125W WINDS 20 KT
OR LESS. SEAS 9 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM HILDA NEAR 19.2N 126.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM E SEMICIRCLE...30 NM SW QUADRANT AND 40 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NE AND NW QUADRANT
AND 0 NM SE AND SW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN
19N126W TO 19N127W TO 20N128W TO 21N127W TO 20N126W TO 19N126W
WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN
16N125W TO 19N130W TO 22N128W TO 22N126W TO 20N124W TO 16N125W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL DEPRESSION HILDA NEAR 21.1N 129.9W.
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 HILDA NEAR 22.0N
134.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW HILDA NEAR 22.0N
139.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM IGNACIO NEAR 18.8N 114.9W 1004 MB AT 2100 UTC
AUG 02 MOVING WNW OR 300 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 35
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER
EXCEPT 40 NM NE QUADRANT. SEAS 12 FT OR GREATER WITHIN 0 NM OF
CENTER EXCEPT 40 NM NE QUADRANT WITH SEAS TO 13 FT. ELSEWHERE
WITHIN 18N114W TO 18N115W TO 19N115W TO 19N114W TO 18N114W SE
WINDS 20 TO 33 KT. SEAS 10 TO 13 FT. REMAINDER OF AREA WITHIN
18N113W TO 16N114W TO 17N115W TO 20N117W TO 21N115W TO 18N113W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL DEPRESSION IGNACIO NEAR 19.5N 116.0W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 12 FT.
ELSEWHERE WITHIN 15N121W TO 14N123W TO 17N125W TO 18N123W TO
17N121W TO 15N121W. SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL DEPRESSION IGNACIO NEAR 20.4N 117.2W.
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 35 KT. SEAS 8 TO 9 FT.
ELSEWHERE WITHIN 18N113W TO 16N114W TO 17N115W TO 21N116W TO
21N114W TO 18N113W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED
SWELL.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW IGNACIO NEAR 21.2N
118.1W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. .48 HOUR
FORECAST POST-TROPICAL REMNANT LOW IGNACIO NEAR 21.2N 118.9W.
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.60 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.

.WITHIN 08N124W TO 08N130W TO 16N135W TO 18N130W TO 17N127W TO
08N124W SE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 09N129W TO 09N136W TO 15N139W TO
19N137W TO 16N129W TO 09N129W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN SE SWELL.
.48 HOUR FORECAST WITHIN 13N136W TO 14N140W TO 19N137W TO
18N132W TO 17N132W TO 13N136W WINDS 20 KT OR LESS. SEAS TO 8 FT.

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

CONVECTION VALID AT 2150 UTC MON AUG 2...

.HURRICANE HILDA...NUMEROUS MODERATE TO STRONG FROM 13N TO 18N
BETWEEN 121W AND 125W.

.TROPICAL STORM IGNACIO...NUMEROUS MODERATE TO STRONG FROM 14N
TO 20N BETWEEN 115W AND 118W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 09N100W TO 08N108W. THE MONSOON
TROUGH REFORMS FROM 13N126W TO 09N134W...THEN ITCZ GOES BEYOND
08N140W. SCATTERED MODERATE FROM 05N TO 12N BETWEEN 102W TO
109W.

.FORECASTER TORRES. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1800 UTC AUG 02 2021.
24 HOUR FORECAST VALID 1800 UTC AUG 03 2021.
48 HOUR FORECAST VALID 1800 UTC AUG 04 2021.

.WARNINGS.
.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 26N176W TO 22N176E MOVING NW TO 15 KT AND DISSIPATING.
ISOLATED MODERATE TSTMS N OF 25N BETWEEN 175W AND 167W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 08N167E TO 02N160E MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 60 NM OF TROUGH.
.24 HOUR FORECAST TROUGH MOVED W OF FORECAST WATERS.

.TROUGH 26N160E TO 26N163E TO 24N166E MOVING NNW 15 KT AND
DISSIPATING. ISOLATED MODERATE TSTMS WITHIN 90 NM N OF TROUGH...
AND FROM 14N TO 24N W OF 173E.
.24 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE 22N163E TO 14N160E NEARLY NEARLY STATIONARY.

.RIDGE 30N168W TO 28N180E TO 30N170E NEARLY STATIONARY AND
DISSIPATING SLOWLY.

.E WINDS 20 TO 30 KT BETWEEN ITCZ AND 28N E OF 170W.
.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 10N TO 26N BETWEEN
170W AND 150W.
.48 HOUR FORECAST E WINDS 20 TO 25 KT FROM 10N TO 25N BETWEEN
165W AND 155W.

.OTHERWISE...WINDS 20 KT OR LESS REST OF FORECAST AREA.

.SEAS 8 TO 10 FT FROM 10N TO 16N BETWEEN 170W AND 145W.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 10N TO 15N BETWEEN 160W
AND 150W.
.48 HOUR FORECAST SEAS SUBSIDED TO 8 FT OR LESS.

.OTHERWISE...SEAS 8 FT OR LESS REST OF FORECAST AREA.

.ITCZ 08N140W 10N150W 07N156W 08N164W 07N175W 06N170E. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 150 NM N OF ITCZ BETWEEN 175W
AND 150W. ISOLATED MODERATE TSTMS WITHIN 240 NM OF ITCZ
ELSEWHERE E OF 170E.

$$

.FORECASTER SHIGESATO. HONOLULU HI.


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