Tropical Storm Sebastien Forecast Advisory Number 17

By | November 23, 2019

Issued at 1500 UTC SAT NOV 23 2019


990 
WTNT25 KNHC 231451
TCMAT5

TROPICAL STORM SEBASTIEN FORECAST/ADVISORY NUMBER  17
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL202019
1500 UTC SAT NOV 23 2019

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 30.4N  47.7W AT 23/1500Z
POSITION ACCURATE WITHIN  60 NM

PRESENT MOVEMENT TOWARD THE NORTHEAST OR  55 DEGREES AT  23 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  997 MB
MAX SUSTAINED WINDS  55 KT WITH GUSTS TO  65 KT.
50 KT....... 50NE  50SE   0SW   0NW.
34 KT.......100NE 100SE  80SW  80NW.
12 FT SEAS..120NE 120SE 150SW 180NW.
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 30.4N  47.7W AT 23/1500Z
AT 23/1200Z CENTER WAS LOCATED NEAR 29.5N  48.5W

FORECAST VALID 24/0000Z 32.1N  44.5W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE  50SE   0SW   0NW.
34 KT... 90NE 120SE  80SW  80NW.

FORECAST VALID 24/1200Z 34.4N  40.0W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT...  0NE  50SE  40SW   0NW.
34 KT... 80NE 140SE 100SW  80NW.

FORECAST VALID 25/0000Z 36.8N  34.0W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT...  0NE  60SE  50SW   0NW.
34 KT... 80NE 150SE 120SW  90NW.

FORECAST VALID 25/1200Z 39.3N  26.7W...POST-TROP/EXTRATROP
MAX WIND  50 KT...GUSTS  60 KT.
50 KT...  0NE  60SE  50SW   0NW.
34 KT... 80NE 170SE 170SW 130NW.

FORECAST VALID 26/1200Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 30.4N  47.7W

NEXT ADVISORY AT 23/2100Z

$$
FORECASTER ZELINSKY



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