819 
FZPN03 KNHC 240313
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI JUL 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI JUL 24.
24 HOUR FORECAST VALID 0000 UTC SAT JUL 25.
48 HOUR FORECAST VALID 0000 UTC SUN JUL 26.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE DOUGLAS NEAR 14.9N 138.8W 954 MB AT 0300 UTC JUL 24
MOVING WNW OR 295 DEG AT 16 KT. MAXIMUM SUSTAINED WINDS 115 KT
GUSTS 140 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 150 NM NW AND SE QUADRANTS...240 NM NE
QUADRANT AND 120 NM SW QUADRANT WITH SEAS TO 33 FT. ELSEWHERE 
WITHIN 14N132W TO 08N136W TO 11N140W TO 20N140W TO 20N134W TO 
14N132W WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 
.24 HOUR FORECAST HURRICANE DOUGLAS WEST OF AREA NEAR 17.1N 
144.3W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL 
STORM FORCE WINDS WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE 
QUADRANT AND 60 NM SW QUADRANT. OVER FORECAST WATERS WITHIN 
18N138W TO 15N140W TO 22N140W TO 20N138W TO 18N138W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN S SWELL. 
.48 HOUR FORECAST HURRICANE DOUGLAS W OF AREA NEAR 19.2N 150.4W.
MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE 
WINDS WITHIN 90 NM NE QUADRANT...60 NM SE QUADRANT...40 NM SW 
QUADRANT...AND 80 NM NW QUADRANT. OVER FORECAST WATERS WINDS 20 
KT OR LESS. SEAS LESS THAN 8 FT. 
.72 HOUR FORECAST TROPICAL STORM DOUGLAS NEAR 20.5N 156.0W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST TROPICAL STORM DOUGLAS NEAR 21.3N 161.8W. 
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. 
.120 HOUR FORECAST TROPICAL STORM DOUGLAS NEAR 21.8N 168.5W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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.

.18 HOUR FORECAST WITHIN 02N95W TO 03N101W TO 07N101W TO 07N96W 
TO 07N95W TO 02N95W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 07N95W TO 05N100W TO 06N103W TO 08N104W
TO 09N96W TO 07N95W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.

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

CONVECTION VALID AT 0300 UTC FRI JUL 24...

HURRICANE DOUGLAS...SCATTERED MODERATE TO STRONG WITHIN 90 NM OF
THE CENTER OF DOUGLAS. MODERATE TO STRONG E OF THE CENTER FROM 
12N TO 16N BETWEEN 134W AND 136W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 10N83W TO 09N95W TO 12N130W. SCATTERED MODERATE
CONVECTION FROM 05N TO 07N BETWEEN 84W AND 88W. SCATTERED 
MODERATE TO STRONG FROM 10N TO 15N BETWEEN 121W AND 125W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.