High Seas Forecast
Issued by NWS

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000
FZNT02 KNHC 260926
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT MAY 26 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT MAY 26.
24 HOUR FORECAST VALID 0600 UTC SUN MAY 27.
48 HOUR FORECAST VALID 0600 UTC MON MAY 28.

.WARNINGS.

...CARIBBEAN AND GULF OF MEXICO TROPICAL STORM WARNING...
.SUBTROPICAL STORM ALBERTO NEAR 19.9N 85.6W 1005 MB AT 0900 UTC
MAY 26 MOVING NNE OR 015 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 35
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W
SEMICIRCLE...120 NM NE QUADRANT AND 100 NM SE QUADRANT. ELSEWHERE
WITHIN AREA BOUNDED BY 23N84W TO 21N83W TO 19N84W TO 19N86W TO
23N88W TO 24N87W TO 23N84W...INCLUDING YUCATAN CHANNEL...WINDS 20
TO 33 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST SUBTROPICAL STORM ALBERTO NEAR 24.3N 85.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 120 NM NE QUADRANT...100 NM SE QUADRANT...40 NM SW
QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
AREA OF TROPICAL STORM FORCE WINDS WITH SEAS TO 14 FT. ELSEWHERE
WITHIN AREA BOUNDED BY 29N83W TO 23N81W TO 22N85W TO 23N88W TO
27N89W TO 29N87W TO 29N83W...INCLUDING STRAITS OF FLORIDA...WINDS
20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM ALBERTO TROPICAL STORM NEAR
27.5N 86.8W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL
STORM FORCE WINDS WITHIN 60 NM W SEMICIRCLE...90 NM NE QUADRANT
AND 120 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM OF
CENTER EXCEPT 120 NM SW QUADRANT. ELSEWHERE WITHIN AREA BOUNDED
BY 30N84W TO 26N84W TO 25N90W TO 28N93W TO 31N88W TO 30N84W WINDS
20 TO 33 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM ALBERTO NEAR THE COAST NEAR
30.4N 87.9W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION ALBERTO INLAND NEAR 33.3N
88.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION ALBERTO INLAND NEAR 38.0N
85.0W. 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 18 HOUR FORECAST S OF 28N W OF 79W SE WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST S OF 29N W OF 79W SE WINDS 20 TO 25 KT. SEAS TO
8 FT NEAR STRAITS OF FLORIDA.
.48 HOUR FORECAST N OF 24N W OF 79W SE TO S WINDS 20 TO 25 KT.
SEAS TO 8 FT.

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

.CARIBBEAN WITHIN AREA BOUNDED BY 15N73W TO 13N70W TO 13N71W TO
12N75W TO 14N76W TO 15N73W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 16N73W TO 14N71W TO
13N72W TO 15N76W TO 16N75W TO 16N74W TO 16N73W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN E SWELL.
.42 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 LEWITSKY. NATIONAL HURRICANE CENTER.



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