839 
FZNT02 KNHC 191541
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE MAY 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 1200 UTC TUE MAY 19.
24 HOUR FORECAST VALID 1200 UTC WED MAY 20.
48 HOUR FORECAST VALID 1200 UTC THU MAY 21.

.WARNINGS.

.NONE..

.SYNOPSIS AND FORECAST.

.ATLC POST-TROPICAL CYCLONE ARTHUR N OF AREA NEAR 36.8N 68.6W 
991 MB AT 1500 UTC MAY 19 MOVING E OR 100 DEG AT 13 KT. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT. 
.12 HOUR FORECAST POST-TROPICAL EXTRATROPICAL ARTHUR NEAR 36.4N 
66.9W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. 
.24 HOUR FORECAST POST-TROPICAL EXTRATROPICAL ARTHUR NEAR 35.2N 
65.6W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. OVER FORECAST 
WATERS WITHIN 30.5N69.5W TO 31N72W TO 31N72.5W TO 31N68.5W TO 
30.5N69.5W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL ARTHUR NEAR 32.0N 
64.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER FORECAST 
WATERS WITHIN 29N67W TO 26N72W TO 27N77W TO 31N80W TO 30N48W TO 
29N67W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE SWELL.
.72 HOUR FORECAST...LOW DISSIPATED.

.CARIBBEAN WITHIN 13N70W TO 11N71W TO 13N75W TO 15N73W TO 15N72W
TO 13N70W E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN N SWELL.
ELSEWHERE WITHIN 13N69W TO 11N75W TO 13N77W TO 15N77W TO 16N73W 
TO 13N69W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 12N72W TO 12N73W TO 13N73W TO 13N72W TO
12N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.CARIBBEAN 36 HOUR FORECAST WITHIN 17N85W TO 16N85W TO 17N86W TO
18N86W TO 17N85W...INCLUDING THE GULF OF HONDURAS...E TO SE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.GULF OF MEXICO 42 HOUR FORECAST WITHIN 19N94W TO 21N94W TO
23N93W TO 22N92W TO 19N94W E TO SE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.48 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.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.