325
FZPN03 KNHC 200737
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
SECURITE
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W
SYNOPSIS VALID 0600 UTC FRI DEC 20.
24 HOUR FORECAST VALID 0600 UTC SAT DEC 21.
48 HOUR FORECAST VALID 0600 UTC SUN DEC 22.
.WARNINGS.
..GALE WARNING
.WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30
TO 40 KT. SEAS 8 TO 18 FT. ELSEWHERE WITHIN 16N93W TO 16N95W TO
16N96W TO 13N97W TO 12N95W TO 14N94W TO 16N93W N TO NE WINDS 20
TO 30 KT. SEAS 8 TO 13 FT. REMAINDER OF AREA WITHIN 13N94W TO
15N96W TO 14N97W TO 12N98W TO 11N98W TO 11N95W TO 13N94W WINDS 20
KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 15N95W TO 16N95W TO 16N96W TO 15N96W TO
14N96W TO 13N95W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC
...N TO NE WINDS 30 TO 40 KT. SEAS 8 TO 18 FT. ELSEWHERE WITHIN
15N94W TO 16N94W TO 16N96W TO 13N98W TO 12N96W TO 13N94W TO
15N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. REMAINDER OF
AREA WITHIN 15N93W TO 12N97W TO 15N96W TO 10N101W TO 09N97W TO
11N94W TO 15N93W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE
SWELL.
.48 HOUR FORECAST WITHIN 16N94.5W TO 16N95.5W TO 15N95.5W TO
15N95W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF OF
TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT. SEAS 8 TO 15 FT.
ELSEWHERE WITHIN 16N94W TO 16N95W TO 14N97W TO 13N97W TO 13N96W
TO 14N94W TO 16N94W N TO NE WINDS 20 TO 30 KT. SEAS 9 TO 12 FT.
REMAINDER OF AREA WITHIN 14N94W TO 15N96W TO 14N98W TO 11N99W TO
08N102W TO 07N96W TO 14N94W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN N TO NE SWELL.
.SYNOPSIS AND FORECAST.
.COLD FRONT FROM 30N139W TO 29N140W. WITHIN 30N135W TO 30N139W
TO 29N140W TO 26N140W TO 28N136W TO 30N135W SW WINDS 20 TO 25 KT.
SEAS 10 TO 13 FT IN NW SWELL. ELSEWHERE WITHIN 30N119W TO
30N140W TO 14N140W TO 14N134W TO 21N131W TO 30N119W WINDS 20 KT
OR LESS. SEAS 8 TO 14 FT IN NW SWELL...HIGHEST NEAR 30N140W.
WITHIN 13N119W TO 14N126W TO 14N140W TO 06N140W TO 06N123W TO
13N119W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST OLD FRONT DISSIPATED. NEW COLD FRONT FROM
30N138W TO 29N140W. WITHIN 18N121W TO 18N131W TO 30N140W TO
04N140W TO 08N125W TO 18N121W WINDS 20 KT OR LESS. SEAS 8 TO 23
FT IN NW SWELL...HIGHEST NEAR 30N140W.
.48 HOUR FORECAST FRONT DISSIPATED. NEW FRONT APPROACHING FROM
NW. WITHIN 30N118W TO 30N140W TO 02N140W TO 11N122W TO 18N124W TO
30N118W WINDS 20 KT OR LESS. SEAS 8 TO 17 FT IN NW
SWELL...HIGHEST ALONG 30N BETWEEN 128W AND 135W.
.WITHIN 11N86W TO 11N88W TO 11N89W TO 10N89W TO 10N88W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
CONVECTION VALID AT 0700 UTC FRI DEC 20...
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM 10N85W TO 05N94W. ITCZ FROM 05N94W TO
06.5N110W THEN CONTINUES W OF SURFACE TROUGH FROM 06N113W TO
BEYOND 07N140W. SCATTERED MODERATE FROM 05N TO 09N BETWEEN 77W
AND 91W...FROM 06N TO 08N BETWEEN 109W AND 113W NEAR SURFACE
TROUGH...AND FROM 06N TO 09N BETWEEN 123W AND 140W.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
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