FZPN02 KWBC 231127 CCA
HSFEPI 1145
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC FRI AUG 23 2024
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
[email protected](LOWERCASE).
FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).
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 0600 UTC AUG 23.
24 HOUR FORECAST VALID 0600 UTC AUG 24.
48 HOUR FORECAST VALID 0600 UTC AUG 25.
.WARNINGS.
…GALE WARNING…
.LOW WELL W OF AREA NEAR 48N142E 994 MB MOVING NE 20 KT. FROM
49N TO 52N W OF 169E WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW W OF AREA NEAR 53N150E 983 MB. FROM 43N TO
53N W OF 166E WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW W OF AREA NEAR 55N164E 985 MB. W OF A LINE
FROM 47N172E TO 53N179E TO 59N179E WINDS 25 TO 40 KT. SEAS 10 TO
18 FT. ELSEWHERE WITHIN 600 NM E AND NE…AND 780 NM S AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.SYNOPSIS AND FORECAST.
.LOW 44N129W 1009 MB MOVING SE 10 KT. FROM 37N TO 48N BETWEEN
129W AND 137W N WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 43N126W 1011 MB. FROM 35N TO 44N BETWEEN
124W AND 141W WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.
.COMPLEX LOW WITH MAIN CENTER 60N147W 1008 MB MOVING SE 10 KT.
FROM 49N TO 60N BETWEEN 137W AND 154W WINDS 20 TO 30 KT. SEAS TO
8 FT.
.24 HOUR FORECAST LOW 58N141W 1007 MB. BETWEEN 120 NM AND 420 NM
W AND NW QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 56N141W
DESCRIBED BELOW.
.LOW 65N171W 1003 MB MOVING NE 15 KT. WITHIN 420 NM S QUADRANT
WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW INLAND OVER ALASKA 67N161W 1005 MB. N OF
61N BETWEEN THE W COAST OF ALASKA AND 170W N WINDS TO 25 KT.
SEAS TO 9 FT.
.48 HOUR FORECAST LOW WELL INLAND OVER ALASKA WITH ASSOCIATED
CONDITIONS DIMINISHED.
.FROM 30N TO 37N BETWEEN 162W AND 179E E WINDS TO 25 KT. SEAS TO
9 FT.
.24 HOUR FORECAST FROM 30N TO 37N BETWEEN 172W AND 172E E WINDS
LESS THAN 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.LOW 50N179W 1017 MB MOVING NE 30 KT. FROM 43N TO 53N BETWEEN
160W AND 175E WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 54N158W 1009 MB. FROM 46N TO 54N BETWEEN
151W AND 170W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 56N141W 1001 MB. WITHIN 300 NM E AND NE
SEMICIRCLES…AND WITHIN 600 NM SW…AND 780 NM W AND NW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 54N
BETWEEN 155W AND 179E.
.24 HOUR FORECAST DENSE FOG FROM 47N TO 55N BETWEEN 149W AND
166W.
.48 HOUR FORECAST DENSE FOG N OF 57N E OF 141W…FROM 43N TO 48N
BETWEEN 175W AND 173E…AND FROM 50N TO 58N BETWEEN 175W AND
169E.
.FORECASTER MILLS. 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 FRI AUG 23.
24 HOUR FORECAST VALID 0600 UTC SAT AUG 24.
48 HOUR FORECAST VALID 0600 UTC SUN AUG 25.
.WARNINGS.
…HURRICANE WARNING…
.HURRICANE GILMA NEAR 17.4N 126.1W 959 MB AT 0900 UTC AUG 23
MOVING WNW OR 290 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 105 KT
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N
SEMICIRCLE…90 NM SE QUADRANT AND 80 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 180 NM OF CENTER…EXCEPT 150 NM SE QUADRANT
WITH SEAS TO 36 FT. ELSEWHERE WITHIN 270 NM N SEMICIRCLE…180
NM SE QUADRANT AND 210 NM SW QUADRANT OF CENTER WINDS 20 TO 33
KT. SEAS 10 TO 16 FT. REMAINDER OF AREA FROM 11N TO 23N BETWEEN
120W AND 133W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED
SWELL.
.24 HOUR FORECAST HURRICANE GILMA NEAR 18.0N 128.8W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM N SEMICIRCLE AND 70 NM S SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 150 NM OF CENTER…EXCEPT 180 NM NE QUADRANT WITH
SEAS TO 35 FT. ELSEWHERE WITHIN 240 NM N SEMICIRCLE AND 180 NM S
SEMICIRCLE OF CENTER WINDS 20 TO 33 KT. SEAS 9 TO 14 FT.
REMAINDER OF AREA FROM 10N TO 24N BETWEEN 122W AND 136W WINDS 20
KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE GILMA NEAR 18.7N 132.2W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 180 NM NE QUADRANT…120 NM S SEMICIRCLE AND 150
NM NW QUADRANT WITH SEAS TO 31 FT. ELSEWHERE WITHIN 240 NM N
SEMICIRCLE AND 180 NM S SEMICIRCLE OF CENTER WINDS 20 TO 33 KT.
SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 10N TO 24N BETWEEN 126W
AND 140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
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.
.TROPICAL STORM HONE WELL W OF AREA NEAR 16N144W 1003 MB. OVER
FORECAST WATERS FROM 17N TO 22N W OF 139W E WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT.
.15 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.LOW PRES…EP92…NEAR 14N113W 1007 MB. WITHIN 120 NM OF
CENTER…EXCEPT 150 NM NW QUADRANT AND 60 NM E QUADRANT WINDS 20
TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LOW PRES…EP92…POSSIBLE TROPICAL CYCLONE…
NEAR 14N116W 1005 MB. WITHIN 180 NM SE SEMICIRCLE AND 120 NM NW
SEMICIRCLE OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW PRES…EP92…POSSIBLE TROPICAL CYCLONE…
NEAR 15N119W 1004 MB. WITHIN 240 NM S SEMICIRCLE AND 150 NM N
SEMICIRCLE OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.N OF 15N BETWEEN 95W AND 96W…INCLUDING THE GULF OF
TEHUANTEPEC…N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST N OF 16N BETWEEN 95W AND 96W…INCLUDING THE
GULF OF TEHUANTEPEC…N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST N OF 16N BETWEEN 95W AND 96W…INCLUDING THE
GULF OF TEHUANTEPEC…N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
CONVECTION VALID AT 0845 UTC FRI AUG 23…
.HURRICANE GILMA…NUMEROUS STRONG WITHIN 60 NM OF CENTER.
NUMEROUS MODERATE ISOLATED STRONG ELSEWHERE WITHIN 100 NM OF
CENTER…EXCEPT 150 NM SW QUADRANT.
.LOW PRES…EP92…NUMEROUS MODERATE TO STRONG W OF THE LOW
FROM 14N TO 16N BETWEEN 114W AND 117W. SCATTERED MODERATE
ISOLATED STRONG ELSEWHERE FROM 13N TO 17N BETWEEN 114W AND 118W.
.TROPICAL WAVE ALONG 96W N OF 08N…NUMEROUS MODERATE
TO STRONG WITHIN 180 NM W OF WAVE FROM 13N TO 16N. SCATTERED
MODERATE ISOLATED STRONG WITHIN 180 NM W OF WAVE FROM 10N TO
16N.
.SCATTERED MODERATE ISOLATED STRONG WITHIN 30 NM OF A LINE
FROM 16N98W TO 18N102W.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH…
MONSOON TROUGH AXIS EXTENDS FROM 09N74W TO 09N84W TO 09N95W TO
12N105W. NUMEROUS MODERATE TO STRONG FROM 05N TO 09N BETWEEN 82W
AND 86W. SCATTERED MODERATE ISOLATED STRONG WITHIN 180 NM S OF
TROUGH BETWEEN 90W AND 97W AND FROM 08N TO 12N BETWEEN 102W AND
105W.
¤¤
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 0600 UTC AUG 23 2024.
24 HOUR FORECAST VALID 0600 UTC AUG 24 2024.
48 HOUR FORECAST VALID 0600 UTC AUG 25 2024.
.WARNINGS.
…TROPICAL STORM WARNING…
.TROPICAL STORM HONE NEAR 16.1N 144.8W 1003 MB AT 0900 UTC AUG
23 MOVING W OR 280 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE
QUADRANT…60 NM SE QUADRANT…30 NM SW QUADRANT…AND 70 NM NW
QUADRANT. WINDS 20 TO 33 KT ELSEWHERE 14N TO 26N BETWEEN 140W AND
160W. SEAS 12 FT OR GREATER WITHIN 80 NM S SEMICIRCLE…280 NM NE
QUADRANT AND 260 NM NW QUADRANT. SEAS 8 TO 12 FT ELSEWHERE FROM
13N TO 25N BETWEEN 140W AND 152W.
.24 HOUR FORECAST TROPICAL STORM HONE NEAR 16.7N 149.5W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 80 NM NE QUADRANT…60 NM SE QUADRANT…40 NM SW
QUADRANT…AND 70 NM NW QUADRANT. WINDS 20 TO 33 KT ELSEWHERE FROM
15N TO 25N BETWEEN 143W AND 160E. SEAS 12 FT OR GREATER WITHIN
240 NM N SEMICIRCLE…80 NM S SEMICIRCLE. ELSEWHERE SEAS 8 TO 12
FT FROM 13N TO 25N BETWEEN 157W.
.48 HOUR FORECAST TROPICAL STORM HONE NEAR 17.4N 154.7W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS
WITHIN 85 NM N SEMICIRCLE…60 NM SE QUADRANT AND 40 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM N SEMICIRCLE…80 NM
S SEMICIRCLE. SEAS 8 TO 12 FT ELSEWHERE FROM 12N TO 26N BETWEEN
154W AND 161W. WINDS 20 TO 33 KT ELSEWHERE FROM 16N TO 24N BETWEEN
148W AND 163W.
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.
.TROUGH 29N169E 21N171E MOVING W 10 KT. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 30N164E 24N167E.
.48 HOUR FORECAST TROUGH MOVED W OF AREA.
.TROUGH 30N173W 25N177W MOVING W SLOWLY. SCATTERED MODERATE TSTMS
N OF 22N BETWEEN 167W AND TROUGH.
.24 HOUR FORECAST TROUGH 30N174W 24N178W.
.48 HOUR FORECAST TROUGH 30N177W 24N178E.
.SEAS 8 TO 9 FT FROM 10N TO 16N BETWEEN 153W AND 170W.
.24 HOUR FORECAST SEAS 8 TO 9 FT FORM 08N TO 14N BETWEEN 160W AND
166W.
.48 HOUR FORECAST SEAS 8 TO 10 FT S OF 06S BETWEEN 145W AND 165W.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS.
.MONSOON TROUGH 12N140W 09N153W THENCE ITCZ 08N168W 09N168E.
ISOLATED
MODERATE TSTMS
