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
000
FZPN03 KNHC 242147
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN SEP 24.
24 HOUR FORECAST VALID 1800 UTC MON SEP 25.
48 HOUR FORECAST VALID 1800 UTC TUE SEP 26.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM PILAR NEAR 20.8N 105.8W 1003 MB AT 2100 UTC SEP
24 MOVING N OR 350 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N
SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS TO 10 FT WITHIN 45 NM OF
CENTER EXCEPT 30 NM NE QUADRANT. ELSEWHERE WITHIN 90 NM OF
CENTER EXCEPT 30 NM NE QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 9
FT. REMAINDER OF AREA FROM 18N TO 20.5N E OF 108W TO THE
COAST WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL DEPRESSION PILAR NEAR 22.5N 106.2W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 90 NM NW
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW PILAR NEAR 23.5N
107.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. WITHIN 30 NM
OF CENTER WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED S AND NW
SWELL.
.72 HOUR FORECAST...DISSIPATED.

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.

.LOW PRES NEAR 14N124W 1010 MB. WITHIN 300 NM S QUADRANT SW
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 09N TO 13N
BETWEEN 122W AND 130W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED
NE AND NW SWELL. FROM 14.5N TO 18N BETWEEN 125W AND 131W WINDS
20 KT OR LESS. SEAS TO 8 FT IN MIXED NE AND N SWELL.
.24 HOUR FORECAST LOW PRES NEAR 14.5N123.5W 1009 MB. WITHIN 330
NM S QUADRANT SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN MIXED
SWELL. ELSEWHERE FROM 10N TO 17N BETWEEN 118W AND 133W WINDS 20
KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES NEAR 14N121W 1008 MB. WITHIN 240 NM S
SEMICIRCLE AND 90 NM NW QUADRANT WINDS 20 TO 25 KT. SEAS 8 TO 10
FT. ELSEWHERE FROM 10N TO 16N BETWEEN 114W AND 129W WINDS 20
KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.

.FROM 09N TO 14N BETWEEN 94W AND 114W WINDS 20 KT OR LESS. SEAS
TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST FROM 09N TO 13N BETWEEN 98W AND 109W WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST FROM 10N TO 13N BETWEEN 95W AND 104W WINDS 20
KT OR LESS. SEAS TO 9 FT IN SW TO W SWELL.

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

CONVECTION VALID AT 2100 UTC SUN SEP 24...

.TROPICAL STORM PILAR...SCATTERED MODERATE TO STRONG
WITHIN 120 NM OF COAST OF MEXICO FROM 19.5N TO 23.5N.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 09N78W TO LOW PRES NEAR 14N93W
1008 MB...THEN RESUMES FROM 14N108W TO LOW PRES NEAR 14N124W TO
BEYOND 11.5N140W. SCATTERED MODERATE TO STRONG N OF 06.5N TO
COAST BETWEEN 80W AND 88W...FROM 10.5N TO 15N BETWEEN 90W AND
107W...AND WITHIN 90 NM S OF AXIS BETWEEN 108W AND 135W.

$$
.FORECASTER STRIPLING. 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.