000
FZPN03 KNHC 230900
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU JUL 23.
24 HOUR FORECAST VALID 0600 UTC FRI JUL 24.
48 HOUR FORECAST VALID 0600 UTC SAT JUL 25.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE DOUGLAS NEAR 13.1N 134.0W 967 MB AT 0900 UTC JUL 23
MOVING WNW OR 295 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 105 KT
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM E
SEMICIRCLE...60 NM SW QUADRANT AND 70 NM NW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 150 NM OF CENTER EXCEPT 120 NM SW QUADRANT 
WITH SEAS TO 33 FT. ELSEWHERE WITHIN 10N129W TO 08N132W TO 
12N135W TO 16N135W TO 16N130W TO 10N129W WINDS 20 TO 33 KT SEAS 8
TO 12 FT.
.24 HOUR FORECAST HURRICANE DOUGLAS NEAR 15.3N 139.5W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM OF CENTER EXCEPT 60 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 180 NM N AND 150 NM S SEMICIRCLES WITH SEAS TO 38 
FT. ELSEWHERE OVER FORECAST WATERS WITHIN 15N137W TO 14N140W TO 
20N140W TO 18N136W TO 15N137W WINDS 20 TO 33 KT SEAS 10 TO 12 FT.
REMAINDER AREA WITHIN 14N133W TO 10N140W TO 16N137W TO 21N140W 
TO 18N133W TO 14N133W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN 
MIXED SWELL.
.48 HOUR FORECAST HURRICANE DOUGLAS W OF AREA NEAR 17.6N 145.5W.
MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. LITTLE CHANGE IN 
RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. 
WITHIN 17N138W TO 16N140W TO 24N140W TO 19N138W TO 17N138W WINDS 
20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE DOUGLAS NEAR 19.4N 151.4W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM DOUGLAS NEAR 20.5N 157.1W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM DOUGLAS NEAR 21.0N 163.7W. 
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.

.48 HOUR FORECAST WITHIN 05N95W TO 04N107W TO 06N107W TO 07N99W
TO 06N94W TO 05N95W 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 0900 UTC THU JUL 23...

.HURRICANE DOUGLAS...NUMEROUS MODERATE TO STRONG WITHIN 90 NM OF
CENTER. SCATTERED MODERATE TO STRONG ELSEWHERE IN BANDS FROM 09N
TO 16N BETWEEN 131W AND 137W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N79W TO 09N95W TO 10N112W TO 14N122W TO 
14N128W. SCATTERED MODERATE TO STRONG FROM 04N TO 11N BETWEEN 
76W AND 89W.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.