000
FZPN03 KNHC 080938
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN AUG 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN AUG 8.
24 HOUR FORECAST VALID 0600 UTC MON AUG  9.
48 HOUR FORECAST VALID 0600 UTC TUE AUG 10.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM KEVIN NEAR 15.8N 108.7W 1003 MB AT 0900 UTC AUG
08 MOVING W OR 270 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NE
QUADRANT...30 NM SE QUADRANT...0 NM SW QUADRANT...AND 40 NM NW
QUADRANT.  SEAS TO 12 FT WITHIN 0 NM OF CENTER EXCEPT 60
NM NE QUADRANT. ELSEWHERE WITHIN 16N107W TO 15N108W TO 15N109W 
TO 17N109W TO 17N108W TO 16N107W WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM KEVIN NEAR 16.1N 110.8W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 80 NM N SEMICIRCLE...70 NM SE QUADRANT AND 60 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE AND 60 
NM S SEMICIRCLE WITH SEAS TO 25 FT. ELSEWHERE WITHIN 15N110W TO 
15N112W TO 17N112W TO 18N111W TO 17N109W TO 15N110W WINDS 20 TO 
33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 11N105W TO 
11N112W TO 16N113W TO 17N109W TO 14N108W TO 11N105W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.36 HOUR FORECAST HURRICANE KEVIN NEAR 16.7N 112.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.48 HOUR FORECAST HURRICANE KEVIN NEAR 17.5N 113.3W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM NW AND SE QUADRANTS...100 NM NE QUADRANT AND 80 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND
90 NM S SEMICIRCLE WITH SEAS TO 30 FT. ELSEWHERE WITHIN 17N111W 
TO 15N112W TO 17N115W TO 19N114W TO 19N111W TO 17N111W WINDS 20 
TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 09N108W TO 
10N118W TO 19N117W TO 21N110W TO 18N105W TO 09N108W...INCLUDING 
NEAR CABO CORRIENTES...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL.
.72 HOUR FORECAST HURRICANE KEVIN NEAR 19.1N 116.5W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM KEVIN NEAR 20.8N 120.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM KEVIN NEAR 22.5N 124.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 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 0900 UTC SUN AUG 8...

.TROPICAL STORM KEVIN...NUMEROUS MODERATE TO ISOLATED STRONG FROM 
09N TO 20N BETWEEN 104W AND 120W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 13N100W...THEN RESUMES W
OF TS KEVIN NEAR 14N117W TO 10N125W. ITCZ FROM 08N129W TO 
08N140W. SCATTERED MODERATE FROM 05N TO 20N AND EAST OF 120W... 
AND FROM 05N TO 08N BETWEEN 130W AND 140W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.