128
FZPN03 KNHC 150319
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON SEP 15 2025
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MON SEP 15.
24 HOUR FORECAST VALID 0000 UTC TUE SEP 16.
48 HOUR FORECAST VALID 0000 UTC WED SEP 17.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM MARIO NEAR 19.2N 111.5W 1001 MB AT 0300 UTC SEP
15 MOVING WNW OR 295 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. SEAS LESS THAN 4 M. TROPICAL STORM FORCE WINDS
WITHIN 20 NM OF CENTER. WITHIN 20N111W TO 20N112W TO 19N113W TO
18N111W TO 19N109W TO 20N111W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.0
M.
.24 HOUR FORECAST TROPICAL STORM MARIO NEAR 20.9N 114.9W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM OF CENTER. SEAS TO 4 M WITHIN TROPICAL STORM
FORCE WINDS. ELSEWHERE WITHIN 22N114W TO 22N115W TO 21N116W TO
20N116W TO 20N114W TO 22N114W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5
M. REMAINDER OF AREA WITHIN 21N113W TO 22N113W TO 22N115W TO
21N117W TO 19N116W TO 19N115W TO 21N113W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM MARIO NEAR 23.5N 118.7W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. SEAS LESS THAN 4 M.
TROPICAL STORM FORCE WINDS WITHIN 20 NM NW AND SE QUADRANTS...30
NM NE QUADRANT AND 0 NM SW QUADRANT. ELSEWHERE WITHIN 24N118W TO
24N119W TO 23N119W TO 23N118W TO 24N118W WINDS 20 TO 33 KT. SEAS
2.5 TO 3.5 M. REMAINDER OF AREA WITHIN 25N117W TO 26N119W TO
24N120W TO 23N120W TO 22N118W TO 24N117W TO 25N117W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.0 M 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.
.WITHIN 12N112W TO 14N116W TO 13N123W TO 12N124W TO 11N121W TO
10N115W TO 12N112W W WINDS 20 TO 25 KT IN MIXED SWELL. SEAS 2.5
TO 3.0 M. ELSEWHERE WITHIN 09N93W TO 16N124W TO 12N130W TO
05N116W TO 03.4S120W TO 02N80W TO 09N93W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 13N109W TO 13N114W TO 12N116W TO
10N115W TO 10N111W TO 13N109W SW TO W WINDS 20 TO 25 KT. SEAS 2.5
TO 3.0 M IN MIXED SWELL. ELSEWHERE WITHIN 06N79W TO 17N116W TO
12N134W TO 03N113W TO 03.4S114W TO 03S80W TO 06N79W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 13N111W TO 13N114W TO 13N115W TO
11N115W TO 11N113W TO 11N111W TO 13N111W SW TO W WINDS 20 TO 25
KT. SEAS 30 TO 3.5 M. ELSEWHERE WITHIN 15N95W TO 19N109W TO
12N131W TO 08N126W TO 03.4S80W TO 04N78W TO 15N95W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.42 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...WINDS N WINDS 20 TO
25 KT. SEAS TO 2.5 M IN S TO SW SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0300 UTC MON SEP 15...
T.S.MARIO
NUMEROUS MODERATE ISOLATED STRONG FROM 17N TO 22N
BETWEEN 109W AND 113W.
TROPICAL WAVE WITH AN AXIS ALONG 96W
SCATTERED MODERATE
ISOLATED STRONG FROM 06N TO 11N BETWEEN 90W AND 101W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM 11N86W TO BEYOND 12N140W. SCATTERED MODERATE
FROM 03N TO 11N E OF 90W...FROM 06N TO 15N BETWEEN 101W AND 125W.
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page