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 262205
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON SEP 26 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON SEP 26.
24 HOUR FORECAST VALID 1800 UTC TUE SEP 27.
48 HOUR FORECAST VALID 1800 UTC WED SEP 28.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ROSLYN NEAR 16.8N 118.8W 1000 MB AT 2100 UTC SEP
26 MOVING NE OR 040 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE
QUADRANT...90 NM SE QUADRANT...40 NM SW QUADRANT...AND 80 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM E SEMICIRCLE...0 NM
SW QUADRANT AND 60 NM NW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE
WITHIN 210 NM SE SEMICIRCLE AND 120 NM NW SEMICIRCLE WINDS 20 TO
33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM ROSLYN NEAR 18.4N 117.7W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...30 NM SW
QUADRANT...AND 70 NM NW QUADRANT. SEAS 12 FT OR GREATER
WITHIN 60 NM N QUADRANT WITH SEAS TO 13 FT. WITHIN 180 NM N AND
150 NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW ROSLYN NEAR 21.2N
117.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 90 NM OF
CENTER WINDS 20 TO 25 KT. SEAS TO 9 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW ROSLYN NEAR 23.3N
118.8W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST...DISSIPATED.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION NINETEEN NEAR 11.6N 140.4W 1005 MB AT 2100
UTC SEP 26 MOVING WNW OR 285 DEG AT 4 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 150 NM N AND 90 NM S SEMICIRCLES
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROPICAL STORM NINETEEN NEAR 13.0N 140.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM NE QUADRANT...30 NM SE QUADRANT...0 NM SW
QUADRANT...AND 20 NM NW QUADRANT. SEAS 12 FT OR GREATER
WITHIN 180 N AND 90 S SEMICIRCLE WITH SEAS TO 14 FT. ELSEWHERE
OVER FORECAST WATERS FROM 10N TO 15N BETWEEN 137W AND 140W WINDS
20 TO 33 KT. SEAS 8 TO 12 FT PRIMARILY IN SW SWELL.
.48 HOUR FORECAST TROPICAL STORM NINETEEN NEAR 15.0N 139.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE QUADRANT...40 NM SE QUADRANT...20 NM SW
QUADRANT...AND 30 NM NW QUADRANT. SEAS 12 FT OR GREATER
WITHIN 180 N AND 90 S SEMICIRCLE WITH SEAS TO 15 FT. ELSEWHERE
OVER FORECAST WATERS FROM 12N TO 16N BETWEEN 137W AND 140W WINDS
20 TO 30 KT. SEAS 8 TO 12 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM NINETEEN NEAR 16.3N 139.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. EXTENDED OUTLOOK...USE
FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW NINETEEN NEAR 17.1N
141.3W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW NINETEEN NEAR 17.2N
144.4W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

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.

.30 HOUR FORECAST S OF 02S BETWEEN 105W AND 110W WINDS 20 KT OR
LESS. SEAS 8 FT IN SW SWELL.
.42 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 MON SEP 26...

.TROPICAL STORM ROSLYN...NUMEROUS MODERATE TO ISOLATED STRONG
WITHIN 150 NM IN NE QUADRANT.

.TROPICAL DEPRESSION NINETEEN-E...SCATTERED MODERATE WITHIN 180
NM IN THE SE SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 11N100W TO 09N110W TO
10N115W...RESUMING FROM 14N120W TO 1011 MB LOW PRESSURE NEAR
12N125W TO 13N135W TO T.D. NINETEEN-E NEAR 12N140W. SCATTERED
MODERATE WITHIN 180 NM S OF THE MONSOON TROUGH AXIS BETWEEN 85W
AND 105W. SCATTERED MODERATE WITHIN 120 NM S OF THE MONSOON
TROUGH AXIS BETWEEN 120W AND 135W.

$$
.FORECASTER CHRISTENSEN. 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.