000
FZPN03 KNHC 092100
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN MAY 9 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN MAY 9.
24 HOUR FORECAST VALID 1800 UTC MON MAY 10.
48 HOUR FORECAST VALID 1800 UTC TUE MAY 11.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ANDRES NEAR 14.0N 108.5W 1005 MB AT 2100 UTC MAY
09 MOVING NW OR 310 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER 
EXCEPT 60 NM NE QUADRANT. ELSEWHERE WITHIN 14N107W TO 14N108W TO
14N109W TO 16N108W TO 16N107W TO 14N107W WINDS 20 TO 33 KT. SEAS
TO 10 FT.
.24 HOUR FORECAST TROPICAL DEPRESSION ANDRES NEAR 15.2N 109.7W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 90 NM N AND NW 
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT. ELSEWHERE WITHIN 
16N110W TO 17N109W TO 18N108W TO 17N108W TO 16N110W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. 
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW ANDRES NEAR 15.8N 
111.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 120 NM 
NW QUADRANT WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW ANDRES NEAR 15.9N 
113.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. EXTENDED 
OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST...DISSIPATED.

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.

.WITHIN 26N122W TO 25N129W TO 27N134W TO 30N134W TO 30N120W TO
26N122W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 27N121W TO 24N125W TO 24N133W TO 
29N133W TO 30N120W TO 27N121W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 27N124W TO 26N126W TO 28N130W TO 
30N132W TO 30N123W TO 27N124W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NW TO N SWELL.

.WITHIN 13N135W TO 06N140W TO 20N140W TO 19N134W TO 16N136W TO
13N135W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST WITHIN 14.5N139.5W TO 12.5N139.5W TO 12.5N140W
TO 16N140W TO 16N139.5W TO 14.5N139.5W WINDS 20 KT OR LESS. SEAS
8 FT IN MIXED SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 03.4S103W TO 03S114W TO 03.4S120W TO 02S120W TO 03S105W
TO 03.4S103W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 03.4S117W TO 03.4S120W TO 02S120W TO 
02S119W TO 03S118W TO 03.4S117W WINDS 20 KT OR LESS. SEAS 8 FT IN
S TO SW SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

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

CONVECTION VALID AT 2020 UTC SUN MAY 9...

.TROPICAL STORM ANDRES...NUMEROUS MODERATE SCATTERED STRONG 
WITHIN 210 NM NE AND 420 NM SE QUADRANTS. SCATTERED MODERATE 
ISOLATED STRONG WITHIN 210 NM W SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM NEAR 09.5N75W TO 05.5N85W TO 
10N105W...THEN RESUMES SW OF T.S. ANDRES NEAR 11N111W TO 
07N120W. THE ITCZ CONTINUES FROM 07N120W TO BEYOND 04.5N140W. 
SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 04.5N TO 
09.5N BETWEEN 77W AND 92W AND FROM 10N TO 14N BETWEEN 93W AND 
100W. SCATTERED MODERATE TO STRONG CONVECTION WITHIN 180 NM OF 
THE MONSOON TROUGH BETWEEN 111W AND 120W AND WITHIN 120 NM N OF 
THE ITCZ BETWEEN 120W AND 140W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.