464 
FZPN03 KNHC 190324
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC WED AUG 19 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC WED AUG 19.
24 HOUR FORECAST VALID 0000 UTC THU AUG 20.
48 HOUR FORECAST VALID 0000 UTC FRI AUG 21.

.WARNINGS.
 
...HURRICANE WARNING...
.HURRICANE GENEVIEVE NEAR 19.5N 109.0W 956 MB AT 0300 UTC AUG 19
MOVING NW OR 325 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 105 KT 
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NW AND SE 
QUADRANTS...120 NM NE QUADRANT AND 80 NM SW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 180 NM W SEMICIRCLE...200 NM NE QUADRANT AND 
240 NM SE QUADRANT WITH SEAS TO 40 FT. ELSEWHERE WITHIN 17N105W 
TO 17N112W TO 22N112W TO 22N106W TO 17N105W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF 
AREA WITHIN 10N108W TO 10N113W TO 19N114W TO 24N108W TO 18N102W 
TO 10N108W...INCLUDING THE ENTRANCE TO THE GULF OF CALIFORNIA...
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE GENEVIEVE NEAR 21.5N 110.4W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM NW AND SE QUADRANTS...110 NM NE QUADRANT AND 80 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM E SEMICIRCLE AND
180 NM W SEMICIRCLE WITH SEAS TO 40 FT. ELSEWHERE WITHIN 19N106W
TO 19N113W TO 24N113W TO 24N107W TO 19N106W...INCLUDING THE 
SOUTHERN GULF OF CALIFORNIA AND NEAR CABO CORRIENTES...WINDS 20 
TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA WITHIN 12N106W TO 
10N114W TO 21N119W TO 27N118W TO 26N109W TO 12N106W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE GENEVIEVE NEAR 23.1N 112.3W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 70 NM OF CENTER EXCEPT 80 NM NE QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 150 NM W SEMICIRCLE...120 NM NE QUADRANT AND 180 
NM SE QUADRANT WITH SEAS TO 33 FT. ELSEWHERE WITHIN 20N109W TO 
20N114W TO 21N115W TO 25N115W TO 25N110W TO 20N109W WINDS 20 TO 
33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA WITHIN 14N106W TO 
10N114W TO 26N123W TO 30N119W TO 24N107W TO 14N106W...INCLUDING 
THE ENTRANCE TO THE GULF OF CALIFORNIA...WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 25.1N 115.2W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL GENEVIEVE NEAR 27.5N 118.7W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW GENEVIEVE NEAR 
29.5N 121.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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.

.36 HOUR FORECAST GULF OF CALIFORNIA WITHIN 29N112W TO 29N113W 
TO 30N114W TO 31N115W TO 31N113W TO 29N112W SE TO S WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST WITHIN 05N84W TO 05N97W TO 08N97W TO 09N84W TO
05N84W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.48 HOUR FORECAST WITHIN 27N123W TO 27N128W TO 30N127W TO
30N120W TO 27N123W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED N
AND E TO SE SWELL.

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

CONVECTION VALID AT 0300 UTC WED AUG 19...

.HURRICANE GENEVIEVE. SCATTERED MODERATE ISOLATED STRONG FROM 
16N TO 21N BETWEEN 104W AND 110W...AND WITHIN 60 NM OF A LINE 
FROM 16N107W TO 11N112W. 

.TROPICAL WAVE ALONG 95W. SCATTERED MODERATE FROM 10N TO 15N 
WITHIN 180 NM W OF WAVE AXIS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 08N77W TO 11N85W TO 08N90W
TO 15N99W...RESUMES W OF HURRICANE GENEVIEVE FROM 16N111W TO 
10N117W...THEN CONTINUES FROM 15N122W TO 12N129W TO 14N140W. 
SCATTERED STRONG WITHIN 180 NM S OF MONSOON TROUGH E OF 85W. 
SCATTERED MODERATE WITHIN 180 NM S OF MONSOON TROUGH BETWEEN 85W
AND 92W...AND WITHIN 60 NM OF MONSOON TROUGH W OF 139W.

$$
.FORECASTER B REINHART. NATIONAL HURRICANE CENTER.