000
FZNT02 KNHC 250928
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE AUG 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE AUG 25.
24 HOUR FORECAST VALID 0600 UTC WED AUG 26.
48 HOUR FORECAST VALID 0600 UTC THU AUG 27.

.WARNINGS.

...GULF OF MEXICO HURRICANE WARNING...
.TROPICAL STORM LAURA NEAR 22.9N 85.7W 995 MB AT 0900 UTC AUG 25 
MOVING WNW OR 290 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 55 KT 
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE 
QUADRANT...140 NM SE QUADRANT...30 NM SW QUADRANT...AND 90 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM NE QUADRANT...30 
NM SE QUADRANT...0 NM SW QUADRANT...AND 90 NM NW QUADRANT WITH 
SEAS TO 23 FT. ELSEWHERE WITHIN AREA BOUNDED BY 22N81W TO 21N83W 
TO 23N85W TO 27N84W TO 24N80W TO 22N81W...INCLUDING THE STRAITS 
OF FLORIDA...WINDS 20 TO 33 KT. SEAS 9 TO 14 FT. 
.12 HOUR FORECAST HURRICANE LAURA NEAR 23.8N 87.9W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.24 HOUR FORECAST HURRICANE LAURA NEAR 25.1N 90.6W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 140 NM NE QUADRANT...130 NM SE QUADRANT...60 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
180 NM NE SEMICIRCLE AND 90 NM SW SEMICIRCLE OF CENTER WITH SEAS 
TO 29 FT. ELSEWHERE WITHIN AREA BOUNDED BY 26N87W TO 24N87W TO 
25N91W TO 27N90W TO 29N87W TO 27N86W WINDS 20 TO 33 KT. SEAS 10 
TO 15 FT. REMAINDER OF AREA BOUNDED BY 25N85W TO 22N87W TO 
23N92W TO 29N89W TO 30N86W TO 25N85W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE LAURA NEAR 29.3N 93.7W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS 
WITHIN 100 NM NE QUADRANT...110 NM SE QUADRANT...60 NM SW 
QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER OVER 
FORECAST WATERS WITHIN 180 NM NE SEMICIRCLE AND 120 NM SW 
SEMICIRCLE OF CENTER WITH SEAS TO 20 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 28N90W TO 27N93W TO 29N95W TO 30N94W TO 29N90W TO 
28N90W WINDS 20 TO 33 KT. SEAS 10 TO 15 FT. REMAINDER OF AREA 
BOUNDED BY 25N92W TO 23N97W TO 30N95W TO 29N89W TO 25N92W WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM LAURA INLAND NEAR 32.1N 93.7W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.72 HOUR FORECAST TROPICAL DEPRESSION LAURA WELL INLAND NEAR 
34.5N 93.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION LAURA WELL INLAND NEAR 
37.0N 86.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LAURA WELL NEAR 
39.0N 73.0W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 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.

.POST-TROPICAL CYCLONE MARCO NEAR 28.8N 91.2W 1008 MB AT 0900 
UTC AUG 25 MOVING W OR 270 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 
25 KT GUSTS 35 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. 
SEAS LESS THAN 8 FT. 
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW MARCO NEAR 28.8N 
92.7W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. LITTLE CHANGE. 
.24 HOUR FORECAST...REMNANT LOW DISSIPATED.

.ATLC 06 HOUR FORECAST WITHIN AREA BOUNDED BY 18N35W TO 20N37W 
TO 23N37W TO 24N35W TO 18N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 17N35W TO 18N39W TO 
22N39W TO 23N39W TO 17N35W WINDS 20 KT OR LESS. SEAS 8 FT IN NE 
TO E SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 20N38W TO 16N40W TO 
16N44W TO 22N44W TO 20N38W WINDS 20 KT OR LESS. SEAS TO 8 FT IN 
DECAYING NE TO E SWELL.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.