TCMAT4
TROPICAL STORM DOLLY FORECAST/ADVISORY NUMBER 3
NWS NATIONAL HURRICANE CENTER MIAMI FL AL042026
0300 UTC FRI AUG 28 2026
TROPICAL STORM CENTER LOCATED NEAR 13.8N 42.3W AT 28/0300Z
POSITION ACCURATE WITHIN 30 NM
PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT 20 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT.......100NE 0SE 0SW 80NW.
4 M SEAS....120NE 0SE 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 13.8N 42.3W AT 28/0300Z
AT 28/0000Z CENTER WAS LOCATED NEAR 13.7N 41.4W
FORECAST VALID 28/1200Z 14.3N 45.7W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...100NE 0SE 0SW 80NW.
FORECAST VALID 29/0000Z 15.2N 50.2W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 90NE 30SE 0SW 70NW.
FORECAST VALID 29/1200Z 16.0N 54.7W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 90NE 30SE 0SW 60NW.
FORECAST VALID 30/0000Z 16.7N 59.0W...POST-TROPICAL
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 60NE 30SE 0SW 40NW.
FORECAST VALID 30/1200Z 17.0N 63.0W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 31/0000Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.8N 42.3W
NEXT ADVISORY AT 28/0900Z
$$
FORECASTER PASCH
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC FRI AUG 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 28.
24 HOUR FORECAST VALID 0000 UTC AUG 29.
48 HOUR FORECAST VALID 0000 UTC AUG 30.
.WARNINGS.
...GALE WARNING...
.LOW 57N39W 1003 MB MOVING SE 20 KT. FROM 57N TO 60N E OF
50W...ALSO WITHIN 420 NM S QUADRANT WINDS 20 TO 30 KT. SEAS 2 TO
4 M.
.12 HOUR FORECAST LOW 55N39W 1002 MB. WITHIN 180 NM W SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
.24 HOUR FORECAST LOW E OF AREA. FROM 48N TO 55N E OF 41W WINDS
20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.SYNOPSIS AND FORECAST.
.24 HOUR FORECAST NEW LOW 42N63W 1016 MB. FROM 39N TO 43N
BETWEEN 60W AND 65W WINDS 20 TO 30 KT. SEAS TO 2.5 M
.48 HOUR FORECAST LOW 46N52W 1012 MB. FROM 40N TO 46N BETWEEN
46W AND 56W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST W OF A LINE FROM 62N64W TO 54N53W WINDS TO 25
KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 58N TO 61N W OF 53W WINDS TO 25 KT. SEAS
TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 51N
BETWEEN 46W AND 50W.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 45N BETWEEN 66W AND 70W.
.48 HOUR FORECAST DENSE FOG FROM 44N TO 47N BETWEEN 46W AND
55W...FROM 52N TO 59N W OF 50W.
.FORECASTER SHAW. OCEAN PREDICTION CENTER.
NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA
SYNOPSIS VALID 0000 UTC FRI AUG 28.
24 HOUR FORECAST VALID 0000 UTC SAT AUG 29.
48 HOUR FORECAST VALID 0000 UTC SUN AUG 30.
.WARNINGS.
...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM DOLLY NEAR 13.8N 42.3W 1007 MB AT 0300 UTC AUG
28 MOVING W OR 280 DEG AT 20 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S
SEMICIRCLE...100 NM NE QUADRANT AND 80 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 0 NM OF CENTER EXCEPT 120 NM NE QUADRANT WITH
SEAS TO 4.5 M. ELSEWHERE WITHIN 18N38W TO 19N41W TO 17N44W TO
13N42W TO 14N39W TO 16N39W TO 18N38W WINDS 20 TO 30 KT. SEAS 3.0
TO 4.0 M. REMAINDER OF AREA WITHIN 19N35W TO 22N43W TO 19N46W TO
15N45W TO 12N38W TO 16N35W TO 19N35W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM DOLLY NEAR 15.2N 50.2W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM NE QUADRANT...30 NM SE QUADRANT...0 NM SW
QUADRANT...AND 70 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120
MN NE QUADRANT...30 NM SE QUADRANT...0 NM SW QUADRANT...AND 30 NM
NW QUADRANT WITH SEAS TO 4.5 M. ELSEWHERE WITHIN 18N48W TO
19N50W TO 19N52W TO 18N53W TO 15N51W TO 16N47W TO 18N48W WINDS 20
TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 19N41W TO
22N47W TO 21N51W TO 18N54W TO 12N46W TO 16N41W TO 19N41W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL DOLLY NEAR 16.7N 59.0W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NE QUADRANT...30 NM SE QUADRANT...0 NM SW
QUADRANT...AND 40 NM NW QUADRANT. ELSEWHERE WITHIN 21N58W TO
20N60W TO 19N61W TO 17N58W TO 17N56W TO 18N55W TO 21N58W WINDS 20
TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 20N50W TO
23N54W TO 22N60W TO 18N60W TO 15N56W TO 16N51W TO 20N50W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
...CARIBBEAN GALE WARNING...
.CARIBBEAN WITHIN 11.5N74W TO 11.5N75W TO 11N75.5W TO 11N74.5W
TO 11N74W TO 11.5N74W NE WINDS 30 TO 35 KT. SEAS 3.0 TO 4.0 M.
ELSEWHERE WITHIN 13N70W TO 15N76W TO 12N78W TO 10N76W TO 10N72W
TO 11N69W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. REMAINDER OF AREA WITHIN
13N70W TO 16N77W TO 16N80W TO 14N82W TO 10N79W TO 10N71W TO
13N70W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.06 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS BELOW GALE FORCE.
.24 HOUR FORECAST WITHIN 14N70W TO 14N76W TO 11N76W TO 12N73W TO
11N71W TO 11N68W TO 14N70W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
ELSEWHERE WITHIN 14N70W TO 13N81W TO 10N81W TO 11N74W TO 10N71W
TO 11N68W TO 14N70W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE TO E
SWELL.
.48 HOUR FORECAST WITHIN 13N70W TO 14N74W TO 13N76W TO 11N75W TO
12N73W TO 11N69W TO 13N70W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 20N73W TO 20N74W TO 20N75W TO 19N75W TO 19N74W TO
19N73W TO 20N73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 21N71W TO 21N72W TO 20N73W TO 20N72W TO
20N70W TO 21N71W 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 DELGADO. NATIONAL HURRICANE CENTER.