000
FZPN03 KNHC 081603
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED SEP 8 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC WED SEP 8.
24 HOUR FORECAST VALID 1200 UTC THU SEP  9.
48 HOUR FORECAST VALID 1200 UTC FRI SEP 10.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OLAF NEAR 18.9N 107.5W 1005 MB AT 1500 UTC SEP
08 MOVING NW OR 315 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER
EXCEPT 40 NM NE QUADRANT. ELSEWHERE WITHIN 18N104W TO 17N107W TO
18N110W TO 20N109W TO 21N106W TO 18N104W...INCLUDING NEAR CABO 
CORRIENTES...WINDS 20 TO 33 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST TROPICAL STORM OLAF NEAR 20.6N 109.0W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NE QUADRANT...70 NM SE QUADRANT...40 NM SW QUADRANT 
...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NE 
QUADRANT WITH SEAS TO 18 FT. ELSEWHERE WITHIN 21N107W TO 20N108W 
TO 20N110W TO 22N109W TO 21N108W TO 21N107W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF 
AREA WITHIN 20N106W TO 19N109W TO 20N112W TO 23N109W TO 22N107W 
TO 20N106W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM OLAF NEAR 22.9N 112.2W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS 
WITHIN 70 NM NE QUADRANT...60 NM SE QUADRANT...40 NM SW 
QUADRANT...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER 30 NM NE 
AND E QUADRANT...60 NM NW AND SW QUADRANT WITH SEAS TO 21 FT. 
ELSEWHERE WITHIN 23N111W TO 22N111W TO 22N113W TO 23N113W TO 
24N111W TO 23N111W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER
OPFF AREA WITHIN 20N111W TO 20N113W TO 24N116W TO 25N112W TO 
23N109W TO 20N111W...INCLUDING GULF OF CALIFORNIA...WINDS 20 KT 
OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM OLAF NEAR 23.8N 115.4W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW OLAF NEAR 23.7N 
118.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. 
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW OLAF NEAR 23.0N 
120.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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.

.24 HOUR FORECAST WITHIN 03.4S85W TO 03.4S120W TO 00N121W TO
02N106W TO 00S101W TO 03.4S85W WINDS 20 KT OR LESS. SEAS 8 T0 9
FT IN SW SWELL. 
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 1545 UTC WED SEP 8...

.TROPICAL STORM OLAF...SCATTERED MODERATE ISOLATED STRONG WITHIN
150 NM OF THE CENTER IN THE NE QUADRANT AND SCATTERED MODERATE 
WITHIN 90 NM OF THE CENTER IN THE SE QUADRANT. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 09N84W TO 10N99W. IT RESUMES AT 11N114W TO 
12N130W TO 14N135W. SCATTERED MODERATE ISOLATED STRONG WITHIN 
60 NM S OF TROUGH BETWEEN 93W AND 98W...AND BETWEEN 110W AND 
115W.

$$
.FORECASTER TORRES. NATIONAL HURRICANE CENTER.