000
FZPN03 KNHC 091604
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU SEP 9 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU SEP 9.
24 HOUR FORECAST VALID 1200 UTC FRI SEP 10.
48 HOUR FORECAST VALID 1200 UTC SAT SEP 11.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE OLAF NEAR 21.2N 108.3W 987 MB AT 1500 UTC SEP 09
MOVING NNW OR 335 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 65 KT
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NW AND SE
QUADRANTS...100 NM NE QUADRANT AND 40 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 90 NM NW AND SE QUADRANTS...60 NM NE QUADRANT 
AND 30 NM SW QUADRANT WITH SEAS TO 21 FT. ELSEWHERE WITHIN 
20N106W TO 20N107W TO 20N109W TO 22N109W TO 22N107W TO 20N106W...
INCLUDING NEAR CABO CORRIENTES..WINDS 20 TO 33 KT. SEAS 8 TO 12 
FT. REMAINDER OF AREA WITHIN 19N106W TO 18N108W TO 19N111W TO 
23N110W TO 22N106W TO 19N106W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE OLAF NEAR 23.3N 110.7W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 50 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 40 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NW AND SE QUADRANTS
...30 NM NE QUADRANT AND 60 NM SW QUADRANT WITH SEAS TO 14 FT. 
ELSEWHERE WITHIN 22N110W TO 22N112W TO 23N113W TO 24N111W TO 
23N110W TO 22N110W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER 
OF AREA WITHIN 22N109W TO 21N111W TO 22N113W TO 24N112W TO 
25N108W TO 22N109W...INCLUDING GULF OF CALIFORNIA...WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.36 HOUR FORECAST TROPICAL STORM OLAF NEAR 24.0N 112.1W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. 
.48 HOUR FORECAST TROPICAL STORM OLAF NEAR 24.1N 113.5W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM N SEMICIRCLE...30 NM SE QUADRANT AND 0 NM SW 
QUADRANT. ELSEWHERE WITHIN 24N113W TO 23N114W TO 24N115W TO 
25N115W TO 25N113W TO 24N113W WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
REMAINDER OF AREA WITHIN 24N112W TO 22N115W TO 24N117W TO 
25N116W TO 26N114W TO 24N112W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED SWELL.
.60 HOUR FORECAST POST-TROPICAL OLAF NEAR 23.8N 114.7W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW OLAF NEAR 23.2N 
116.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW OLAF NEAR 21.5N 
119.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. 
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW OLAF NEAR 21.0N 
122.0W. 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.

.24 HOUR FORECAST WITHIN 03S91W TO 03.4S120W TO 00N127W TO
07N115W TO 03N97W TO 03S91W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN SW SWELL. 
.48 HOUR FORECAST WITHIN 03.4S92W TO 03.4S120W TO 00N125W TO 
11N115W TO 12N93W TO 03.4S92W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN SW SWELL.

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

CONVECTION VALID AT 1545 UTC THU SEP 9...

.HURRICANE OLAF...NUMEROUS MODERATE TO STRONG WITHIN 180 NM
NE AND NW QUADRANT. SCATTERED MODERATE AND ISOLATED STRONG 
WITHIN 120 NM S SEMICIRCLE. 

.TROPICAL WAVE ALONG 98W FROM 06N TO 15N...SCATTERED MODERATE 
WITHIN 120 NM FROM 08N TO 15N BETWEEN 95W TO 101W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 11N96W TO 10N111W TO 07N124W. IT 
RESUMES 16N133W TO 15N136W TO 15N140W. SCATTERED MODERATE AND  
ISOLATED STRONG FROM 06N TO 14N BETWEEN 87W TO 95W...AND FROM 
05N TO 11N BETWEEN 101W TO 110W.

$$
.FORECASTER TORRES. NATIONAL HURRICANE CENTER.