High Seas Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
073
FZPN03 KNHC 242155
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI NOV 24 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI NOV 24.
24 HOUR FORECAST VALID 1800 UTC SAT NOV 25.
48 HOUR FORECAST VALID 1800 UTC SUN NOV 26.

.WARNINGS.

...GALE WARNING...
.WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 13.5N96.5W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT.
SEAS 8 TO 10 FT. ELSEWHERE WITHIN 120 NM OF LINE FROM 16N95W TO
13N96W TO 11N98W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE
AND SW SWELL.
.15 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.39 HOUR FORECAST N OF 15N BETWEEN 94W AND 95W...INCLUDING THE
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 14.5N95W
...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35
KT. SEAS TO 11 FT. ELSEWHERE WITHIN 60 NM OF LINE FROM 16N95W TO
15N95W TO 13.5N95W N TO NE WINDS 20 TO 30 KT. SEAS TO 10 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT ALONG 140W FROM 24N TO 26N. N OF 29N BETWEEN 137W
AND 139W S TO SE WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE W OF
LINE FROM 30N121W TO 20N127W TO 10N140W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N135W TO 26N135W TO 19N140W.
NW OF FRONT WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
FROM FROM 02N TO 18N W OF 122W WINDS 20 KT OR LESS. SEAS TO 9 FT
IN MIXED SWELL.
.48 HOUR FORECAST PRIMARY COLD FRONT FROM 30N126W TO 24N133W TO
20N140W. NW OF LINE FROM 30N130W TO 24N138W TO 20N140W WINDS 20
KT OR LESS. SEAS 8 TO 14 FT. FROM 11N TO 14N W OF 136W WINDS 20
KT OR LESS. SEAS TO 8 FT IN MIXED NW AND SE SWELL. S OF 08N W OF
116W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED NE AND SW SWELL.

.FROM WITHIN 15 NM OF LINE FROM 11N86W TO 10N87W...INCLUDING
THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.03 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 10.5N87.5W
NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST FROM 10N TO 11N E OF 87W...INCLUDING THE GULF
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 2100 UTC FRI NOV 24...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 08N95W TO 09N104W. THE ITCZ
CONTINUES FROM 07N104W TO 08N120W TO 09N128W TO BEYOND 10N140W.
SCATTERED MODERATE ISOLATED STRONG FROM 07N TO 09N BETWEEN 79W
AND 83W...WITHIN 60 NM OF ITCZ BETWEEN 110W AND 112W...AND
WITHIN 60 NM OF ITCZ BETWEEN 123W AND 125W.

$$
.FORECASTER MT. NATIONAL HURRICANE CENTER.



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.