FZPN02 KWBC 201725
HSFEPI 1745
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC FRI DEC 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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 1200 UTC DEC 20.
24 HOUR FORECAST VALID 1200 UTC DEC 21.
48 HOUR FORECAST VALID 1200 UTC DEC 22.
.WARNINGS.
…HURRICANE FORCE WIND WARNING…
.LOW 40N175E 955 MB MOVING NE 45 KT AND INTENSIFYING. WITHIN 120
NM W QUADRANT…AND FROM 34N TO 41N BETWEEN 177W AND 171E WINDS
65 TO 85 KT. SEAS 17 TO 34 FT. ELSEWHERE FROM 31N TO 42N BETWEEN
176W AND 170E WINDS 50 TO 65 KT. SEAS 14 TO 28 FT. OTHERWISE FROM
30N TO 44N BETWEEN 171W AND 160E WINDS 35 TO 50 KT. SEAS 12 TO 24
FT.
.12 HOUR FORECAST LOW 43N172W 940 MB. FROM 37N TO 42N BETWEEN
168W AND 177W WINDS 70 TO 90 KT. SEAS 27 TO 54 FT.
.24 HOUR FORECAST LOW 42N160W 945 MB. FROM 36N TO 41N BETWEEN
156W AND 167W WINDS 60 TO 75 KT. SEAS 30 TO 60 FT. ELSEWHERE FROM
31N TO 45N BETWEEN 147W AND 171W WINDS 45 TO 60 KT. SEAS 24 TO 48
FT. OTHERWISE FROM 30N TO 47N BETWEEN 140W AND 177W WINDS 30 TO
45 KT. SEAS 15 TO 30 FT.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 48N141W 960 MB
AND SECOND CENTER 52N147W 959 MB. FROM 40N TO 47N BETWEEN 134W
AND 148W…AND WITHIN 240 NM NE AND E OF A FRONT TO EXTEND FROM
55N146W TO 52N137W TO 46N132W TO 40N132W WINDS 45 TO 60 KT. SEAS
21 TO 42 FT…HIGHEST S OF FIRST CENTER. ELSEWHERE FROM 33N TO
61N BETWEEN 124W AND 153W WINDS 30 TO 45 KT. SEAS 15 TO 30 FT IN
MIXED SWELL.
…HURRICANE FORCE WIND WARNING…
.COMPLEX LOW WITH FIRST CENTER 39N146W 969 MB MOVING NE 35 KT
THEN TURNING NW AFTER 12 HOURS…AND SECOND CENTER 38N148W 968 MB
MOVING NE 35 KT. FROM 31N TO 39N BETWEEN 143W AND 153W WINDS 50
TO 65 KT. SEAS 20 TO 40 FT. ELSEWHERE FROM 30N TO 40N BETWEEN
141W AND 156W WINDS 40 TO 50 KT. SEAS 18 TO 36 FT. OTHERWISE FROM
30N TO 41N BETWEEN 137W AND 164W WINDS 25 TO 40 KT. SEAS 12 TO 24
FT.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 52N144W 968 MB
AND SECOND CENTER 44N131W 981 MB. WITHIN 300 NM N AND NE OF A
FRONT TO EXTEND FROM THE FIRST CENTER TO 47N133W TO THE SECOND
CENTER…AND FROM 42N TO 47N BETWEEN 124W AND 134W WINDS 35 TO 50
KT. SEAS 14 TO 28 FT…HIGHEST NEAR 39N134W. ELSEWHERE FROM 36N
TO 50N BETWEEN 123W AND 141W…AND N OF 50N E OF 144W WINDS 25 TO
35 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOWS DISSIPATED. CONDITIONS ABSORBED AND
DESCRIBED ABOVE WITH LOW 52N147W.
…STORM WARNING…
.COMPLEX LOW WITH FIRST CENTER 47N147W 956 MB MOVING NW 20 KT AND
SECOND CENTER 47N138W 976 MB MOVING N 35 KT THEN TURNING NW AFTER
06 HOURS. WITHIN 480 NM E QUADRANT OF SECOND CENTER…AND FROM
44N TO 52N BETWEEN 138W AND 152W WINDS 40 TO 55 KT. SEAS 14 TO 28
FT…HIGHEST NEAR 45N144W. ELSEWHERE EXCEPT AS NOTED ABOVE WITH
LOW 39N146W…FROM 37N TO 54N BETWEEN 124W AND 164W WINDS 25 TO
40 KT. SEAS 11 TO 22 FT.
.24 HOUR FORECAST COMBINED LOW 53N154W 960 MB. WITHIN 420 NM N
QUADRANT WINDS 35 TO 50 KT. SEAS 13 TO 26 FT. ELSEWHERE FROM 50N
TO 61N BETWEEN 144W AND 164W WINDS 25 TO 35 KT. SEAS 10 TO 20
FT.
.48 HOUR FORECAST LOW 55N163W 965 MB. N OF 60N W OF ALASKA WINDS
35 TO 50 KT. SEAS 9 TO 17 FT. ELSEWHERE N OF 50N BETWEEN 156W AND
178E WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
…STORM WARNING…
.48 HOUR FORECAST LOW W OF AREA 44N159E 966 MB. FROM 32N TO 47N
BETWEEN 160E AND 168E WINDS 40 TO 55 KT. SEAS 12 TO 24 FT.
ELSEWHERE FROM 30N TO 49N BETWEEN 160E AND 173E WINDS 25 TO 40
KT. SEAS 9 TO 18 FT.
…GALE WARNING…
.LOW 57N160W 980 MB MOVING W 20 KT. WITHIN 180 NM NE
SEMICIRCLE…AND WITHIN 90 NM N AND NE OF A FRONT EXTENDING FROM
59N150W TO 59N145W TO 56N136W WINDS 25 TO 35 KT. SEAS 8 TO 14
FT.
.24 HOUR FORECAST LOW 57N173W 983 MB. N OF A LINE FROM 60N167W TO
57N174E WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS ABSORBED AND
DESCRIBED ABOVE WITH LOW 55N163W.
…GALE WARNING…
.LOW NW OF AREA WITH MEAN CENTER 55N167E 978 MB MOVING SW 05 KT.
WITHIN 660 NM S QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 52N166E 987 MB. FROM 34N TO 50N BETWEEN
177W AND 160E WINDS 30 TO 45 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS ABSORBED AND
DESCRIBED BELOW WITH LOW 41N155W.
…GALE WARNING…
.48 HOUR FORECAST NEW LOW 41N155W 987 MB. FROM 30N TO 50N BETWEEN
153W AND 177E WINDS 30 TO 45 KT. SEAS 15 TO 30 FT IN MIXED
SWELL.
…HEAVY FREEZING SPRAY WARNING…
.MODERATE TO HEAVY FREEZING SPRAY N OF 63N W OF ALASKA. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 60N162W TO
59N167W TO 63N174W.
.24 HOUR MODERATE TO HEAVY FREEZING SPRAY N OF 62N W OF ALASKA.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF ALASKA.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 62N W OF
ALASKA. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 60N163W TO 58N170W TO 60N179W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY 1 NM OR LESS FROM 46N TO 51N
BETWEEN 148W AND 152W…FROM 56N TO 58N BETWEEN 157W AND
165W…AND FROM 40N TO 45N BETWEEN 173W AND 168E.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 47N BETWEEN 151W AND
160W…FROM 51N TO 58N BETWEEN 157W AND 165W…FROM 56N TO 62N
BETWEEN 171W AND 174E…AND FROM 50N TO 52N BETWEEN 162E AND
166E.
.48 HOUR FORECAST DENSE FOG FROM 51N TO 55N BETWEEN 148W AND
152W…FROM 52N TO 60N BETWEEN 164W AND 178E…AND FROM 45N TO
48N BETWEEN 160E AND 168E.
.FORECASTER HUFFMAN. OCEAN PREDICTION CENTER.
NWS 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 FRI DEC 20.
24 HOUR FORECAST VALID 1200 UTC SAT DEC 21.
48 HOUR FORECAST VALID 1200 UTC SUN DEC 22.
.WARNINGS.
…GALE WARNING…
.WITHIN 15N95W TO 16N95W TO 15N96W TO 14N96W TO 14N95W TO
15N95W…INCLUDING THE GULF OF TEHUANTEPEC… N WINDS 30 TO 40
KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 15N94W TO 16N94W TO
16N95W TO 13N97W TO 12N97W TO 13N94W TO 15N94W N TO NE WINDS 20
TO 30 KT. SEAS 9 TO 14 FT. REMAINDER AREA WITHIN 14N93W TO
15N94W TO 16N95W TO 15N97W TO 11N98W TO 11N95W TO 14N93W WINDS 20
KT OR LESS. SEAS 8 TO 12 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 14N96W TO 14N95W TO
15N95W TO 16N95W…INCLUDING THE GULF OF TEHUANTEPEC… N TO NE
WINDS 30 TO 40 KT. SEAS 11 TO 16 FT. ELSEWHERE WITHIN 14N94W TO
16N94W TO 16N96W TO 13N97W TO 12N98W TO 12N96W TO 14N94W N TO NE
WINDS 20 TO 30 KT. SEAS 9 TO 14 FT. REMAINDER AREA WITHIN 15N94W
TO 14N98W TO 11N99W TO 09N101W TO 09N97W TO 12N94W TO 15N94W
WINDS
20 KT OR LESS. SEAS 8 TO 12 FT
