000
FZNT02 KNHC 251604 CCA
HSFAT2

HIGH SEAS FORECAST...CORRECTED
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI MAY 25 2018

CORRECTED FOR CLASSIFICATION OF ALBERTO IN 24 HOURS

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI MAY 25.
24 HOUR FORECAST VALID 1200 UTC SAT MAY 26.
48 HOUR FORECAST VALID 1200 UTC SUN MAY 27.

.WARNINGS.

...CARIBBEAN AND GULF OF MEXICO TROPICAL STORM WARNING...
.SUBTROPICAL STORM ALBERTO NEAR 19.7N 86.8W 1005 MB AT 1500 UTC 
MAY 25 MOVING NNE OR 020 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 35 
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM E 
SEMICIRCLE AND 0 NM W SEMICIRCLE. ELSEWHERE OVER FORECAST WATERS 
WITHIN 210 NM NE SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.  
.24 HOUR FORECAST SUBTROPICAL STORM ALBERTO NEAR 22.0N 86.2W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE IN 
RADIUS OF TROPICAL STORM FORCE WINDS. SEAS 12 FT OR GREATER OVER 
FORECAST WATERS WITHIN 120 NM E SEMICIRCLE WITH SEAS TO 14 FT. 
ELSEWHERE OVER FORECAST WATERS WITHIN 210 NM E SEMICIRCLE WINDS 
20 TO 33 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST TROPICAL STORM ALBERTO NEAR 26.7N 86.1W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE 
WINDS WITHIN 100 NM E SEMICIRCLE...0 NM SW QUADRANT AND 80 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM E SEMICIRCLE AND 
90 NM NW QUADRANT WITH SEAS TO 15 FT. ELSEWHERE GULF WATERS N OF 
23N E OF 86W AND 90 NM W SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 
12 FT. 
.72 HOUR FORECAST TROPICAL STORM ALBERTO NEAR 29.3N 87.9W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION ALBERTO NEAR 29.3N 87.9W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION ALBERTO NEAR 29.3N 87.9W.
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 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.

.ATLC 06 HOUR FORECAST S OF 21N BETWEEN 70W AND 73W E TO SE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST S OF 21N BETWEEN 70W AND 73W E TO SE WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC 42 HOUR FORECAST S OF 29N W OF 78W SE TO S WINDS 20 TO 25 
KT. SEAS BUILDING TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE. 

.CARIBBEAN FROM 11N TO 15N BETWEEN 70W AND 76W E WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST FROM 11N TO 18N BETWEEN 70W AND 77W E WINDS 20 
TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST FROM 11N TO 15N BETWEEN 69W AND 74W E TO SE 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. CARIBBEAN WATERS N OF LINE 
15N74W TO 19N81W SE TO S WINDS 20 TO 25 KT. SEAS TO 9 FT.  

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.