000
FZPN03 KNHC 220940
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU AUG 22 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU AUG 22.
24 HOUR FORECAST VALID 0600 UTC FRI AUG 23.
48 HOUR FORECAST VALID 0600 UTC SAT AUG 24.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM IVO NEAR 15.8N 112.5W 998 MB AT 0900 UTC AUG 22 
MOVING W OR 270 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 50 KT 
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM NW AND SE 
QUADRANTS...40 NM NE QUADRANT AND 10 NM SW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 0 NM W SEMICIRCLE...90 NM NE QUADRANT AND 30 
NM SE QUADRANT WITH SEAS TO 15 FT. ELSEWHERE WITHIN 150 NM N AND 
90 NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. FROM 15N 
TO 21N BETWEEN 102W AND 107W SE TO S WINDS 20 TO 25 KT. SEAS 8 
TO 10 FT. REMAINDER OF AREA WITHIN 480 NM NE QUADRANT WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM IVO NEAR 17.4N 115.3W. MAXIMUM 
SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM OF CENTER EXCEPT 40 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 210 NM NE...270 NM SE...150 NM SW...AND 90 NM NW 
QUADRANTS WITH SEAS TO 24 FT. ELSEWHERE WITHIN 450 NM NE...360 
NM SE...300 NM SW...AND 120 NM NW QUADRANTS WINDS 20 TO 33 KT. 
SEAS 8 TO 11 FT. REMAINDER OF AREA FROM 11N TO 23N BETWEEN 103W 
AND 117W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL.
.36 HOUR FORECAST HURRICANE IVO NEAR 19.0N 116.3W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. HURRICANE FORCE WINDS WITHIN 
20 NM E SEMICIRCLE...0 NM SW...AND 15 NM NW QUADRANTS. TROPICAL 
STORM FORCE WINDS WITHIN 80 NM E SEMICIRCLE...60 NM SW QUADRANT 
AND 70 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM 
NE...270 NM SE...AND 150 NM W SEMICIRCLE WITH SEAS TO 30 FT.
.48 HOUR FORECAST TROPICAL STORM IVO NEAR 20.7N 117.1W. MAXIMUM 
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM E SEMICIRCLE...60 NM SW QUADRANT AND 70 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 300 NM E SEMICIRCLE...75 
NM SW AND 150 NM NW QUADRANTS WITH SEAS TO 27 FT. ELSEWHERE 
WITHIN 270 NM E SEMICIRCLE AND 90 NM W SEMICIRCLE WINDS 20 TO 33 
KT. SEAS 8 TO 11 FT. REMAINDER OF AREA FROM 13N TO 27N BETWEEN 
106W AND 121W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM IVO NEAR 22.6N 118.1W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IVO NEAR 24.6N 119.2W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW IVO NEAR 28.0N 
121.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 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.

.EXCEPT AS DESCRIBED ABOVE WITH T.S. IVO...FROM 07N TO 16N 
BETWEEN 103W AND 133W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SW SWELL.
.24 HOUR FORECAST FROM 10N TO 13N BETWEEN 116W AND 124W SW WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 08N TO 13N BETWEEN 
116W AND 125W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST FROM FROM 12N TO 15N BETWEEN 109W AND 120W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.

.06 HOUR FORECAST GULF OF CALIFORNIA N OF 28.5N S WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST GULF OF CALIFORNIA N OF 28.5N S WINDS 20 TO 25 
KT. SEAS TO 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA N OF 30N S WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA N OF 30N S WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST N OF 29N BETWEEN 120W AND 124W WINDS 20 KT OR 
LESS. SEAS 8 FT IN MIXED NW AND N SWELL.
.24 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 0845 UTC THU AUG 22...

.T.S. IVO...NUMEROUS STRONG WITHIN 60 NM OF CENTER. SCATTERED TO 
NUMEROUS MODERATE TO STRONG ELSEWHERE WITHIN 150 NM E 
SEMICIRCLE...300 NM SW AND 180 NM NW QUADRANTS. 

.SCATTERED MODERATE TO STRONG FROM 20N TO 24N E OF 109W TO 
MEXICAN COAST.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 10N74W TO 08N79W TO 14N106W...THEN 
RESUMES W OF T.S. IVO FROM 14N117W TO 15N125W TO LOW PRES NEAR 
14.5N130W TO BEYOND 12.5N140W. SCATTERED MODERATE TO STRONG 
CONVECTION NOTED FROM 07.5N TO 16N BETWEEN 89W AND 107W...WITHIN 
180 NM S OF TROUGH BETWEEN 120W AND 127W...AND WITHIN 60 NM 
EITHER SIDE OF TROUGH BETWEEN 136W AND 140W. 

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.