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
423
FZPN03 KNHC 310924
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED AUG 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0600 UTC WED AUG 31.
24 HOUR FORECAST VALID 0600 UTC THU SEP 01.
48 HOUR FORECAST VALID 0600 UTC FRI SEP 02.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE LESTER NEAR 17.7N 137.5W 948 MB AT 0900 UTC AUG 31
MOVING W OR 265 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 120 KT
GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NW AND SE
QUADRANTS...100 NM NE QUADRANT AND 60 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 240 NM NE QUADRANT...150 NM SE QUADRANT...210
NM SW QUADRANT...AND 300 NM NW QUADRANT WITH SEAS TO 40 FT.
ELSEWHERE WITHIN 300 NM N AND 180 NM S SEMICIRCLES WINDS 20 TO
33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 11N TO 27N W OF
130W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN MIXED
SWELL.
.24 HOUR FORECAST HURRICANE LESTER NEAR 18.0N 141.3W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...70 NM SW
QUADRANT...AND 90 NM NW QUADRANT. OVER FORECAST WATERS E OF 140W
WITHIN 150 NM NE AND 120 NM SE QUADRANTS WINDS 30 TO 35 KT.
SEAS 12 TO 18 FT. ELSEWHERE FROM 16N TO 25N W OF 136W E TO SE
WINDS 20 TO 30 KT. SEAS 10 TO 12 FT. REMAINDER OF THE AREA FROM
12N TO 26N W OF 135W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
MIXED SWELL.
.48 HOUR FORECAST HURRICANE LESTER NEAR 18.9N 145.8W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 120 NM NE QUADRANT...90 NM SE QUADRANT...80 NM SW
QUADRANT...AND 110 NM NW QUADRANT. OVER FORECAST WATERS FROM 18N
TO 26N BETWEEN 138W AND 140W E TO SE WINDS 20 TO 25 KT. SEAS 8
TO 10 FT.
.72 HOUR FORECAST HURRICANE LESTER NEAR 20.2N 151.0W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE LESTER NEAR 21.8N 156.0W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.120 HOUR FORECAST TROPICAL STORM LESTER NEAR 24.0N 161.0W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 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.

.FROM 08N TO 11N BETWEEN 95W AND 106W WINDS 20 KT OR LESS. SEAS
TO 8 FT IN SW SWELL.
.24 HOUR FORECAST FROM 08N TO 10N BETWEEN 102W AND 110W SW WINDS
20 TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST 08N TO 10.5N BETWEEN 102W AND 110W SW WINDS 20
TO 25 KT. SEAS TO 8 FT. FROM 07N TO 09N BETWEEN 110W AND 117W SW
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 10N TO 11.5N BETWEEN 100W AND 110W WINDS
20 KT OR LESS. SEAS TO 8 FT IN SW SWELL. FROM 07N TO 10N BETWEEN
110W AND 122W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.12 HOUR FORECAST FROM 04N TO 06N BETWEEN 82W AND 87W SW WINDS
20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST FROM 05N TO 08N BETWEEN 81W AND 86W WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL. FROM 06N TO 09N BETWEEN
88W AND 94W WINDS 20 KT OR LESS. SEAS TO 8 FT IN SW SWELL.
.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 0900 UTC WED AUG 31...

.HURRICANE LESTER...NUMEROUS MODERATE TO STRONG WITHIN 90 NM OF
CENTER. NUMEROUS MODERATE TO ISOLATED STRONG ELSEWHERE WITHIN
120 NM OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS FROM 09N91W TO 13N100W TO
12N110W TO 11.5N120W TO 13N126W. SCATTERED MODERATE TO ISOLATED
STRONG IS FROM 09N TO 13N BETWEEN 91W AND 98W. SCATTERED
MODERATE IS NEAR 06N88W...NEAR 12N87W...FROM 09N TO 12N BETWEEN
109W AND 113W...AND FROM 15N TO 18N BETWEEN 106W AND 108W.

$$
.FORECASTER GR. 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.