000
FZPN03 KNHC 231619
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU JUL 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU JUL 23.
24 HOUR FORECAST VALID 1200 UTC FRI JUL 24.
48 HOUR FORECAST VALID 1200 UTC SAT JUL 25.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE DOUGLAS NEAR 13.6N 135.9W 964 MB AT 1500 UTC JUL 23
MOVING WNW OR 290 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 105 KT
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE
QUADRANT...70 NM SE QUADRANT...50 NM SW QUADRANT...AND 60 NM NW
QUADRANT.  SEAS 12 FT OR GREATER WITHIN 135 NM OF CENTER EXCEPT
165 NM NE QUADRANT WITH SEAS TO 30 FT. ELSEWHERE WITHIN 10N130W 
TO 09N135W TO 19N139W TO 15N134W TO 15N129W TO 10N130W E TO SE 
WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. 
.24 HOUR FORECAST HURRICANE DOUGLAS NEAR 15.8N 141.5W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND 60 NM SW
QUADRANT. OVER FORECAST WATERS SEAS 12 FT OR GREATER WITHIN 240 
NM E SEMICIRCLE WITH SEAS TO 32 FT. ELSEWHERE WITHIN 16N138W TO 
14N140W TO 20N140W TO 18N139W TO 16N138W E TO SE WINDS 20 TO 30 
KT. SEAS 14 TO 18 FT. REMAINDER OF AREA WITHIN 11N135W TO 10N140W
TO 16N138W TO 23N139W TO 20N134W TO 11N135W WINDS 20 KT OR LESS.
SEAS 9 TO 11 FT IN SE TO S SWELL.
.48 HOUR FORECAST HURRICANE DOUGLAS NEAR 18.1N 147.7W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...50 NM SW 
QUADRANT...AND 80 NM NW QUADRANT. CONDITIONS IMPROVE OVER
FORECAST WATERS. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.72 HOUR FORECAST HURRICANE DOUGLAS NEAR 19.8N 153.5W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST TROPICAL STORM DOUGLAS NEAR 20.7N 159.1W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. 
.120 HOUR FORECAST TROPICAL STORM DOUGLAS NEAR 21.5N 165.5W. 
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.

.33 HOUR FORECAST WITHIN 02N97W TO 02N103W TO 05N107W TO 07N98W
TO 04N95W TO 02N97W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW
SWELL.
.48 HOUR FORECAST WITHIN 06N94W TO 04N99W TO 05N104W TO 08N102W
TO 08N95W TO 06N94W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW
SWELL.

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

CONVECTION VALID AT 1545 UTC THU JUL 23...

.HURRICANE DOUGLAS NEAR 12.1N 130.9W...NUMEROUS MODERATE TO 
STRONG WITHIN 60 NM OF CENTER. SCATTERED MODERATE TO STRONG
ELSEWHERE FROM 11N TO 16N BETWEEN 132W AND 138W. 

.TROPICAL WAVE ALONG 96W...SCATTERED MODERATE N OF 06N BETWEEN
90W AND 100W.

.TROPICAL WAVE ALONG 105W...SCATTERED MODERATE FROM 05N TO 18N 
BETWEEN 100W AND 110W.

.TROPICAL WAVE ALONG 119W...NUMEROUS MODERATE TO STRONG FROM 07N
TO 14N BETWEEN 116W AND 123W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N83W TO 11N104W TO 11N128W.
SCATTERED MODERATE CONVECTION IS N OF 03N E OF 90W. 

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.