456 
FZPN03 KNHC 292141
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED AUG 29 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED AUG 29.
24 HOUR FORECAST VALID 1800 UTC THU AUG 30.
48 HOUR FORECAST VALID 1800 UTC FRI AUG 31.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE MIRIAM NEAR 14.0N 139.7W 992 MB AT 2100 UTC AUG 29 
MOVING W OR 270 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 
80 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM E SEMICIRCLE...50 
NM SW QUADRANT AND 70 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 120 NM N SEMICIRCLE...90 NM SE QUADRANT AND 60 NM SW 
QUADRANT WITH SEAS TO 23 FT. ELSEWHERE WITHIN 180 NM E 
SEMICIRCLE AND 120 NM W SEMICIRCLE WINDS 20 TO 33 KT. SEAS 9 TO 
12 FT. REMAINDER OF AREA FROM 11N TO 20N W OF 136W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.  
.24 HOUR FORECAST HURRICANE MIRIAM NEAR 15.3N 141.3W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM OF CENTER EXCEPT 60 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 120 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WITH 
SEAS TO 25 FT. ELSEWHERE WITHIN 180 NM E SEMICIRCLE AND 120 NM W 
SEMICIRCLE WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA 
FROM 15N TO 25N W OF 137W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN MIXED SWELL.  
.48 HOUR FORECAST TROPICAL STORM MIRIAM NEAR 18.4N 141.5W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS AND SEAS 12 FT OR GREATER W OF AREA. OVER FORECAST WATERS 
FROM 20N TO 24N W OF 139W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
MIXED SWELL. 
.72 HOUR FORECAST TROPICAL STORM MIRIAM NEAR 21.5N 142.7W.
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 MIRIAM NEAR 24.7N 
145.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW MIRIAM NEAR 27.0N 
149.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

...HURRICANE WARNING...
.HURRICANE NORMAN NEAR 17.6N 116.1W 987 MB AT 2100 UTC AUG 29 
MOVING W OR 270 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 
80 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE 
QUADRANTS...50 NM NE QUADRANT AND 30 NM SW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 75 NM NE QUADRANT...30 NM SE QUADRANT...0 NM 
SW QUADRANT...AND 60 NM NW QUADRANT WITH SEAS TO 23 FT. 
ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT. SEAS 9 TO 
12 FT. REMAINDER OF AREA WITHIN 180 NM OF CENTER WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN MIXED SWELL. 
.24 HOUR FORECAST HURRICANE NORMAN NEAR 17.9N 118.8W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 FT OR 
GREATER WITHIN 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WITH 
SEAS TO 31 FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 
KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 210 N SEMICIRCLE 
AND 150 NM S SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL. 
.48 HOUR FORECAST HURRICANE NORMAN NEAR 17.0N 122.0W. MAXIMUM 
SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS 
WITHIN 70 NM OF CENTER EXCEPT 80 NM NW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 120 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WITH 
SEAS TO 35 FT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20 TO 33 
KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 210 NM N 
SEMICIRCLE AND 180 NM S SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE NORMAN NEAR 16.0N 125.5W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE NORMAN NEAR 16.0N 130.0W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT.
.120 HOUR FORECAST HURRICANE NORMAN NEAR 17.5N 135.0W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 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.

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

CONVECTION VALID AT 2100 UTC WED AUG 29...

.HURRICANE MIRIAM...NUMEROUS MODERATE ISOLATED STRONG WITHIN 120 
NM OF CENTER. SCATTERED MODERATE ELSEWHERE WITHIN 270 NM OF 
CENTER.

.HURRICANE NORMAN...NUMEROUS MODERATE ISOLATED STRONG 
WITHIN 120 NM OF CENTER. SCATTERED MODERATE ELSEWHERE WITHIN 180 
NM N SEMICIRCLE AND 270 NM S SEMICIRCLE.

.TROPICAL WAVE WITH AXIS FROM 05N105W TO 18N104W...SCATTERED 
MODERATE ISOLATED STRONG FROM 10N TO 15N BETWEEN 99W AND 109W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N74W TO 11N95W TO 14N108W...RESUMING FROM 
14N118W TO 12N130W. SCATTERED MODERATE ISOLATED STRONG FROM 04N 
TO 09N E OF 86W. SCATTERED MODERATE FROM 08N TO 13N BETWEEN 90W 
AND 97W...AND WITHIN 60 NM OF MONSOON TROUGH AXIS BETWEEN 118W 
AND 125W. 

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.