Tropical Storm Sebastien Forecast Advisory Number 12

By | November 22, 2019

Issued at 0900 UTC FRI NOV 22 2019


000
WTNT25 KNHC 220833
TCMAT5

TROPICAL STORM SEBASTIEN FORECAST/ADVISORY NUMBER  12
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL202019
0900 UTC FRI NOV 22 2019

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 24.8N  57.0W AT 22/0900Z
POSITION ACCURATE WITHIN  30 NM

PRESENT MOVEMENT TOWARD THE EAST-NORTHEAST OR  65 DEGREES AT  13 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  999 MB
MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
50 KT.......  0NE  60SE   0SW   0NW.
34 KT.......120NE 140SE  50SW  70NW.
12 FT SEAS..180NE 150SE 120SW 150NW.
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 24.8N  57.0W AT 22/0900Z
AT 22/0600Z CENTER WAS LOCATED NEAR 24.6N  57.3W

FORECAST VALID 22/1800Z 26.0N  54.3W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT...  0NE  60SE   0SW   0NW.
34 KT...110NE 130SE  60SW  70NW.

FORECAST VALID 23/0600Z 27.2N  51.7W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 90NE 110SE  60SW  60NW.

FORECAST VALID 23/1800Z 28.7N  49.1W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 90NE 110SE  60SW  60NW.

FORECAST VALID 24/0600Z 30.0N  46.2W...POST-TROPICAL
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 70NE  80SE   0SW   0NW.

FORECAST VALID 25/0600Z 33.3N  38.4W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 26/0600Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 24.8N  57.0W

NEXT ADVISORY AT 22/1500Z

$$
FORECASTER CANGIALOSI


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