000
FZNT02 KNHC 132113
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI NOV 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI NOV 13.
24 HOUR FORECAST VALID 1800 UTC SAT NOV 14.
48 HOUR FORECAST VALID 1800 UTC SUN NOV 15.

.WARNINGS.

...CARIBBEAN HURRICANE WARNING...
.TROPICAL STORM IOTA NEAR 13.8N 74.3W 1006 MB AT 2100 UTC NOV 13
MOVING WSW OR 255 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W
SEMICIRCLE...80 NM NE QUADRANT AND 90 NM SE QUADRANT. SEAS TO 10
FT WITHIN AREA OF TROPICAL STORM FORCE WINDS. ELSEWHERE WITHIN 14N73W
TO 13N74W TO 17N76W TO 17N74W TO 16N72W TO 14N73W WINDS 20 TO 33
KT. SEAS TO 9 FT.
.24 HOUR FORECAST TROPICAL STORM IOTA NEAR 13.7N 76.2W. MAXIMUM 
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM E SEMICIRCLE...30 NM SW QUADRANT AND 70 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 75 NM N SEMICIRCLE WITH 
SEAS TO 18 FT. ELSEWHERE WITHIN 12N74W TO 11N77W TO 13N77W TO 
16N79W TO 17N72W TO 12N74W WINDS 20 TO 33 KT. SEAS TO 10 FT.
.36 HOUR FORECAST HURRICANE IOTA NEAR 13.9N 77.5W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.

.48 HOUR FORECAST HURRICANE IOTA NEAR 14.2N 79.3W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS 
WITHIN 100 NM N SEMICIRCLE...90 NM SE QUADRANT AND 40 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE AND 45
NM SE QUADRANT WITH SEAS TO 20 FT. ELSEWHERE WITHIN 11N77W TO 
15N82W TO 18N79W TO 17N72W TO 15N76W TO 11N77W WINDS 20 TO 33 KT.
SEAS 8 TO 13 FT IN NE TO E SWELL. REMAINDER OF AREA WITHIN 
12N77W TO 13N81W TO 15N82W TO 18N78W TO 16N74W TO 12N77W WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.72 HOUR FORECAST HURRICANE IOTA NEAR 15.0N 82.8W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IOTA INLAND NEAR 15.2N 85.5W. 
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW IOTA NEAR 14.7N 
88.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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 WITHIN 07N35W TO 07N50W TO 20N63W TO 25N59W TO 31N35W TO
07N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 08N35W TO 07N44W TO 21N50W TO 20N41W TO
29N35W TO 08N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N 
SWELL.
.48 HOUR FORECAST WITHIN 09N35W TO 08N35W TO 09N42W TO 12N46W TO
14N43W TO 09N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N SWELL.

.ATLC WITHIN 30.5N73W TO 30.5N75W TO 31N75W TO 31N72W TO 30.5N73W
S TO SW WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN 
30N72W TO 29N75W TO 30N78W TO 31N78W TO 31N72W TO 30N72W WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN SE SWELL. 
.24 HOUR FORECAST CONDITIONS SHIFT N OF AREA. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

.ATLC WITHIN 22N70W TO 21N69W TO 21N71W TO 23N73W TO 24N72W TO
22N70W WINDS 20 KT OR LESS. SEAS 8 FT IN E TO SE SWELL.
.06 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.