TCMAT2
TROPICAL STORM BERTHA FORECAST/ADVISORY NUMBER 8
NWS NATIONAL HURRICANE CENTER MIAMI FL AL022026
0900 UTC TUE JUL 21 2026
TROPICAL STORM CENTER LOCATED NEAR 28.7N 86.4W AT 21/0900Z
POSITION ACCURATE WITHIN 30 NM
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT 4 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 998 MB
MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT.
34 KT....... 0NE 70SE 70SW 0NW.
4 M SEAS.... 0NE 60SE 0SW 0NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
REPEAT...CENTER LOCATED NEAR 28.7N 86.4W AT 21/0900Z
AT 21/0600Z CENTER WAS LOCATED NEAR 28.5N 86.1W
FORECAST VALID 21/1800Z 29.0N 86.8W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 0NE 30SE 0SW 0NW.
34 KT... 40NE 90SE 90SW 30NW.
FORECAST VALID 22/0600Z 29.4N 87.6W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 40NE 80SE 90SW 40NW.
FORECAST VALID 22/1800Z 29.5N 88.7W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 30NE 80SE 80SW 30NW.
FORECAST VALID 23/0600Z 29.3N 90.5W...INLAND
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 0NE 70SE 70SW 0NW.
FORECAST VALID 23/1800Z 29.3N 92.2W...OVER WATER
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 24/0600Z 29.6N 94.2W...ON THE COAST
MAX WIND 30 KT...GUSTS 40 KT.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 125 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
OUTLOOK VALID 25/0600Z 30.4N 96.5W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.
OUTLOOK VALID 26/0600Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.7N 86.4W
INTERMEDIATE PUBLIC ADVISORY...WTNT32 KNHC/MIATCPAT2...AT 21/1200Z
NEXT ADVISORY AT 21/1500Z
$$
FORECASTER PAPIN
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC TUE JUL 21 2026
CCODE/1:31:04:01:00/AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).
FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP
(ALL LOWERCASE).
FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0000 UTC JUL 21.
24 HOUR FORECAST VALID 0000 UTC JUL 22.
48 HOUR FORECAST VALID 0000 UTC JUL 23.
.WARNINGS.
...GALE WARNING...
.LOW 56N57W 992 MOVING N 15 KT. FROM 49N TO 64N BETWEEN 38W AND
57W...AND FROM 55N TO 59N W OF 59W WINDS 20 TO 30 KT. SEAS TO 3.5
M...HIGHEST NEAR 57N51W.
.06 HOUR FORECAST LOW 58N57W 992 MB. FROM 60N TO 63N BETWEEN 45W
AND 53W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 63N58W 1001 MB. FROM 57N TO 66N BETWEEN 48W
AND 58W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M...HIGHEST NEAR
62N51W.
.48 HOUR FORECAST LOW N OF AREA NEAR 68N59W 1008 MB. N OF 66N
BETWEEN 53W AND 55W WINDS 20 TO 30 KT. SEAS TO 3 M.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW JUST INLAND NEAR 41N75W 1004 MB. W OF A
LINE FROM 33N80W TO 33N73W TO 40N65W TO 45N67W WINDS 20 TO 30 KT.
SEAS TO 2.5 M.
.30 HOUR FORECAST LOW 45N68W 1006 MB. FROM 43N TO 45N BETWEEN 66W
AND 68W...AND WITHIN 120 NM SE OF A LINE FROM 41N68W TO 37N74W
WINDS 25 TO 35 KT. SEAS TO 3 M...HIGHEST NEAR 38N71W.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER INLAND NEAR 54N72W
993 MB. WITHIN 120 NM SE OF A LINE FROM 49N61W TO 43N67W TO
38N72W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE W OF A LINE
FROM 33N79W TO 38N64W TO 48N50W TO 52N49W TO 63N51W TO 63N62W
WINDS TO 25 KT. SEAS TO 3.5 M...HIGHEST SE OF CENTER.
...GALE WARNING...
.42 HOUR FORECAST FROM 58N TO 60N BETWEEN 36W AND 44W WINDS 25 TO
40 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST FROM 59N TO 61N E OF 43W WINDS 25 TO 35 KT.
SEAS 2.5 TO 4 M. ELSEWHERE N OF 57N E OF 44W WINDS TO 25 KT. SEAS
TO 2.5 M
.SYNOPSIS AND FORECAST.
.LOW 38N63W 1016 MB MOVING NE 10 KT. FROM 35N TO 40N BETWEEN 54W
TO 65W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.
.24 HOUR FORECAST NEW LOW 62N40W 1014 MB. FROM 50N TO 62N E OF
37W...AND WITHIN 90 NM W SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 3
M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED NE OF AREA.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 58N
BETWEEN 41W AND 52W...FROM 55N TO 64N BETWEEN 50W AND 65W...AND
FROM 54N TO 59N E OF 37W.
.24 HOUR FORECAST DENSE FOG FROM 37N TO 41N W OF 71W...WITHIN 180
NM W OF A LINE FROM 54N35W TO 44N40W...N OF 54N E OF 41W...AND
WITHIN 120 NM SW OF A LINE FROM 60N45W TO 65N54W.
.48 HOUR FORECAST DENSE FOG FROM 44N TO 49N W OF 51W...WITHIN 120
NM NW OF A LINE FROM 48N35W TO 43N43W...N OF 65N E OF 39W...AND
FROM 58N TO 63N W OF 59W.
.FORECASTER POCHE. OCEAN PREDICTION CENTER.
NWS NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA
SYNOPSIS VALID 0000 UTC TUE JUL 21.
24 HOUR FORECAST VALID 0000 UTC WED JUL 22.
48 HOUR FORECAST VALID 0000 UTC THU JUL 23.
.WARNINGS.
...GULF OF AMERICA TROPICAL STORM WARNING...
.TROPICAL STORM BERTHA NEAR 28.2N 85.9W 999 MB AT 0300 UTC JUL
21 STATIONARY. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
TROPICAL STORM FORCE WINDS WITHIN 0 NM N SEMICIRCLE AND 60 NM S
SEMICIRCLE. SEAS LESS THAN 4 M.
.24 HOUR FORECAST TROPICAL STORM BERTHA NEAR 29.1N 87.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM NE QUADRANT...90 NM SE
QUADRANT...60 NM SW QUADRANT AND 30 NM NW QUADRANT WITH SEAS TO
5 M. ELSEWHERE WITHIN 29N84W TO 30N89W TO 27N90W TO 26N88W TO
26N87W TO 28N85W TO 29N84W WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST TROPICAL STORM BERTHA INLAND NEAR 29.3N 89.4W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM N SEMICIRCLE AND 70 NM S SEMICIRCLE. SEAS 4 M
OR GREATER OVER FORECAST WATERS WITHIN 90 NM SE QUADRANT AND 60
NM SW QUADRANT WITH SEAS TO 4.5 M. ELSEWHERE WITHIN 30N87W TO
30N89W TO 28N93W TO 27N91W TO 27N90W TO 28N87W TO 30N87W WINDS 20
TO 33 KT. SEAS 2.5 TO 4 M. WITHIN 30N86W TO 30N89W TO 28N88W TO
29N92W TO 26N92W TO 28N85W TO 30N86W WINDS 20 KT OR LESS. SEAS
2.5 TO 3 M IN W SWELL.
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 21N71W TO 21N71.5W TO 20.5N72W TO 20N72W TO
20N70.5W TO 21N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 20N71W TO 20N73W TO 21N74W TO 20N75W TO
19N74W TO 20N72W TO 20N71W...INCLUDING THE WINDWARD PASSAGE...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.CARIBBEAN WITHIN 13N70W TO 13N75W TO 11N74W TO 12N72W TO 11N71W
TO 12N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS TO 2.5 M NEAR 12N74W.
.24 HOUR FORECAST WITHIN 13N70W TO 14N77W TO 12N80W TO 11N79W TO
12N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT EXCEPT 25 TO 30 KT OFFSHORE COLOMBIA. SEAS 2.5
TO 3 M W OF 73W.
.48 HOUR FORECAST WITHIN 13N69W TO 14N71W TO 13N75W TO 11N75W TO
12N72W TO 12N70W TO 13N69W NE TO E WINDS 20 TO 25 KT...EXCEPT 25
TO 30 KT IN THE GULF OF VENEZUELA. SEAS TO 2.5 M OUTSIDE GULF OF
VENEZUELA. WITHIN 12N75W TO 13N76W TO 13N79W TO 12N80W TO 10N79W
TO 12N75W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE SWELL.
.CARIBBEAN 24 HOUR FORECAST WITHIN 16.5N85W TO 16.5N86W TO
16N86W TO 16N85W TO 16.5N85W E WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
$$