510
FZNT02 KNHC 222054
HSFAT2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED JUL 22 2026
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AMERICA
SYNOPSIS VALID 1800 UTC WED JUL 22.
24 HOUR FORECAST VALID 1800 UTC THU JUL 23.
48 HOUR FORECAST VALID 1800 UTC FRI JUL 24.
.WARNINGS.
..GULF OF AMERICA TROPICAL STORM WARNING
.TROPICAL STORM BERTHA NEAR 29.8N 89.8W 1000 MB AT 2100 UTC JUL
22 MOVING W OR 270 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM S
SEMICIRCLE...50 NM NE QUADRANT AND 30 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 0 NM W SEMICIRCLE...90 NM NE QUADRANT AND 120
NM SE QUADRANT WITH SEAS TO 5 M. ELSEWHERE WITHIN 29N84W TO
31N87W TO 30N90W TO 26N91W TO 27N86W TO 29N84W WINDS 20 TO 33 KT.
SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST TROPICAL STORM BERTHA OVER WATER NEAR 29.5N
93.9W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM
FORCE WINDS WITHIN 0 NM W SEMICIRCLE...40 NM NE QUADRANT AND 100
NM SE QUADRANT. ELSEWHERE WITHIN 29N91W TO 30N92W TO 30N95W TO
27N96W TO 27N94W TO 28N91W TO 29N91W WINDS 20 TO 33 KT. SEAS 2.5
TO 3.5 M.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW BERTHA INLAND NEAR
29.4N 96.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
CONDITIONS IMPROVE OVER FORECAST WATERS. WINDS 20 KT OR LESS.
SEAS LESS THAN 2.5 M.
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 22N35W TO 23N39W TO 21N46W TO 17N42W TO 17N35W TO
22N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 20N41W TO 21N42W TO 20N46W TO 18N47W TO
17N44W TO 18N41W TO 20N41W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN NE TO E SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 13N71W TO 14N77W TO 14N81W TO 11N82W TO 10N78W
TO 13N71W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN NE TO
E SWELL.
.24 HOUR FORECAST WITHIN 14N70W TO 14N72W TO 13N74W TO 12N74W TO
12N70W TO 13N70W TO 14N70W E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST WITHIN 14N70W TO 15N71W TO 15N74W TO 13N74W TO
12N73W TO 11N70W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.
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