097
FZPN03 KNHC 122124
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT SEP 12 2026
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT SEP 12.
24 HOUR FORECAST VALID 1800 UTC SUN SEP 13.
48 HOUR FORECAST VALID 1800 UTC MON SEP 14.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM NORBERT NEAR 17.6N 129.6W 1000 MB AT 2100 UTC SEP 12
MOVING WNW OR 285 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS
55 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...20 NM
SE QUADRANT...30 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR
GREATER WITHIN 150 NM N SEMICIRCLE...45 NM SE QUADRANT AND 90 NM SW
QUADRANT WITH SEAS TO 6.0 M. ELSEWHERE FROM 16N TO 21N BETWEEN 126W
AND 131W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M FROM 14N TO 23N
BETWEEN 125W AND 133W.
.24 HOUR FORECAST TROPICAL STORM NORBERT NEAR 18.5N 133.2W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 70 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 4 M OR
GREATER WITHIN 120 NM N AND 75 NM S SEMICIRCLES WITH SEAS TO 5.5 M.
ELSEWHERE FROM 17N TO 23N BETWEEN 130W AND 134W WINDS 20 TO 33 KT.
SEAS 2.5 TO 4.0 M FROM 15N TO 24N BETWEEN 128W AND 136W.
.48 HOUR FORECAST TROPICAL STORM NORBERT NEAR 19.1N 138.0W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 0 NM S SEMICIRCLE...60 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N AND 60 NM S
SEMICIRCLES WITH SEAS TO 4.5 M. ELSEWHERE FROM 18N TO 22N BETWEEN
133W AND 139W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M FROM 17N TO 25N
BETWEEN 132W AND 140W.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
..GALE WARNING
.LOW PRESSURE NEAR 17N114W 1006 MB. WITHIN 90 NM E SEMICIRCLE OF
CENTER WINDS 20 TO 25 KT...WITH HIGHER GUSTS. SEAS 2.5 M.
24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE
NEAR
17N116W 1005 MB. WITHIN 120 NM N SEMICIRCLE AND 150 NM SE QUADRANT
OF CENTER WINDS 20 TO 30 KT...WITH HIGHER GUSTS. SEAS 2.5 TO 3.0 M.
48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE
NEAR
17N119W 1004 MB. WITHIN 60 NM N SEMICIRCLE AND 30 NM SE QUADRANT OF
CENTER WINDS 30 TO 35 KT. SEAS 3.0 TO 4.0 M. ELSEWHERE WITHIN 150 NM
N SEMICIRCLE AND 180 NM SE QUADRANT OF CENTER WINDS 20 TO 30 KT.
SEAS 2.5 TO 3.0 M.
.SYNOPSIS AND FORECAST.
FROM 10N TO 11N E OF 90W...INCLUDING THE GULF OF PAPAGAYO
NE TO
E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.S OF 00N BETWEEN 114W AND 120W WINDS 20 KT OR LESS. SEAS 2.5 M
PRIMARILY IN SW SWELL.
.24 HOUR FORECAST S OF 00S BETWEEN 117W AND 120W WINDS 20 KT OR
LESS. SEAS 2.5 M PRIMARILY IN SW SWELL.
.48 HOUR FORECAST S OF 00S BETWEEN 100W AND 116W WINDS 20 KT OR
LESS. SEAS 2.5 M PRIMARILY IN SW SWELL.
.36 HOUR FORECAST N OF 29N BETWEEN 118W AND 122W NW WINDS 20 TO 25
KT. SEAS TO 2.5 M.
.42 HOUR FORECAST N OF 29N BETWEEN 118W AND 123W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.48 HOUR FORECAST N OF 28N BETWEEN 118W AND 123W WINDS 20 KT OR
LESS. SEAS 2.5 M IN N TO NE SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 2100 UTC SAT SEP 12...
T.S. NORBERT
NUMEROUS MODERATE TO SCATTERED STRONG WITHIN 120 NM
NW SEMICIRCLE OF CENTER.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 05N100W TO 16N115W TO
11N110W...AND FROM 12N130W TO BEYOND 13N140W. IN ADDITION TO THE
CONVECTION ASSOCIATED WITH T.S. NORBERT AND INVEST EP97...SCATTERED
MODERATE CONVECTION IS FOUND FROM 04N TO 12N BETWEEN 83W AND 98W,
FROM 07N TO 11N BETWEEN 105W AND 112W, AND FROM 07N TO 14N BETWEEN
117W AND 125W. SCATTERED MODERATE TO ISOLATED STRONG IS NOTED FROM
04N TO 10N W OF 130W.
.FORECASTER GR. NATIONAL HURRICANE CENTER.
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