000
FZPN03 KNHC 192100
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON OCT 19 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MON OCT 19.
24 HOUR FORECAST VALID 1800 UTC TUE OCT 20.
48 HOUR FORECAST VALID 1800 UTC WED OCT 21.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE OLAF NEAR 10.0N 138.7W 954 MB AT 2100 UTC OCT 19 
MOVING W OR 275 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 115 KT 
GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE 
QUADRANT...120 NM SE QUADRANT...50 NM SW QUADRANT...AND 70 NM NW 
QUADRANT.  SEAS 12 FT OR GREATER WITHIN 270 NM N 
SEMICIRCLE...210 NM SE QUADRANT AND 180 NM SW QUADRANT WITH SEAS 
TO 38 FT. ELSEWHERE WITHIN 240 NM OF CENTER...EXCEPT 420 NM N 
QUADRANT WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER AREA FROM 
05N TO 26N W OF 127W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
PRIMARILY IN MIXED SE AND NW SWELL. 
.24 HOUR FORECAST HURRICANE OLAF NEAR 10.9N 141.6W. MAXIMUM 
SUSTAINED WINDS 125 KT GUSTS 150 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM NE QUADRANT...120 NM SE QUADRANT...70 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
360 NM N AND 150 NM S SEMICIRCLES WITH SEAS TO 43 FT. ELSEWHERE 
OVER FORECAST WATERS WITHIN 240 NM OF CENTER EXCEPT 450 NM N 
QUADRANT WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER AREA FROM 
05N TO 25N W OF 132W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
PRIMARILY IN SW SWELL. 
.48 HOUR FORECAST HURRICANE OLAF NEAR 12.6N 144.4W. MAXIMUM 
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS 
WITHIN 130 NM E SEMICIRCLE...100 NM SW QUADRANT AND 120 NM NW 
QUADRANT. SEAS 12 FT OR GREATER OVER FORECAST WATERS WITHIN 390 
NM N AND 240 NM S SEMICIRCLES WITH SEAS TO 46 FT. ELSEWHERE OVER 
FORECAST WATERS WITHIN 300 NM E SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS 9 TO 12 FT. REMAINDER AREA FROM 07N TO 25N W OF 135W WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE OLAF NEAR 14.7N 146.1W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE OLAF NEAR 17.7N 147.0W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT.
.120 HOUR FORECAST HURRICANE OLAF NEAR 20.0N 147.0W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

...GALE WARNING...
.LOW PRES NEAR 13N95W 1007 MB. WITHIN 15 NM EITHER SIDE OF A 
LINE FROM 16N95W TO 15N95W TO 13N95.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT. SEAS 9 TO 13 FT. 
ELSEWHERE WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W TO 
14N95W TO 12N95.5W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. REMAINDER 
AREA FROM 09N TO 14N BETWEEN 92W AND 97W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN MIXED N AND SW SWELL. 
.24 HOUR FORECAST LOW PRES NEAR 12N96W 1005 MB. WITHIN 15 NM 
EITHER SIDE OF A LINE FROM 16N95W TO 15N95W TO 
14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 30 NM OF LINE 
16N95W TO 15N95W TO 13.5N96W... INCLUDING THE GULF OF 
TEHUANTEPEC...NE WINDS 20 TO 30 KT. SEAS 9 TO 10 FT. REMAINDER 
AREA FROM 07N TO 14N BETWEEN 94W AND 98W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN MIXED NE AND SW SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13N97W 1003 MB. WITHIN 120 NM N SEMICIRCLE WINDS 25 TO 35 KT. 
SEAS 9 TO 12 FT. ELSEWHERE FROM 05N TO 14N BETWEEN 95W AND 102W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND SW SWELL. 

.SYNOPSIS AND FORECAST.

.S OF 01N BETWEEN 110W AND 120W WINDS 20 KT OR LESS. SEAS TO 8 
FT PRIMARILY IN SW SWELL. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
 
.N OF 29N BETWEEN 120W AND 124W WINDS 20 KT OR LESS. SEAS TO 8 
FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST N OF 27N BETWEEN 118W AND 124W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN NW 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 2100 UTC MON OCT 19...

.HURRICANE OLAF....NUMEROUS STRONG WITHIN 60 NM OF CENTER. 
SCATTERED MODERATE TO STRONG ELSEWHERE WITHIN 210 NM S 
SEMICIRCLE. FROM 06N TO 12N BETWEEN 134W AND 139W. SCATTERED 
MODERATE ISOLATED STRONG ALSO FROM 04N TO 13N BETWEEN 133W AND 
140W.

.TROUGH FROM 17N117W TO 08N119W....SCATTERED MODERATE TO STRONG 
WITHIN 120 NM NW OF TROUGH FROM 12N TO 16N.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...         
MONSOON TROUGH FROM 14.5N92W TO LOW PRES NEAR 13N95W TO 08N105W 
TO 08N120W. SCATTERED MODERATE TO STRONG OVER FORECAST WATERS N 
OF 11N BETWEEN 89W AND 101W. SCATTERED MODERATE WITHIN 90 NM S 
OF TROUGH BETWEEN 94W AND 107W. SCATTERED MODERATE WITHIN 60 N 
OF TROUGH BETWEEN 110W AND 115W. 

.FORECASTER AL. NATIONAL HURRICANE CENTER.