Tropical Storm Sebastien Public Advisory Number 10

By | November 21, 2019

Issued at 500 PM AST Thu Nov 21 2019


000
WTNT35 KNHC 212031
TCPAT5

BULLETIN
Tropical Storm Sebastien Advisory Number  10
NWS National Hurricane Center Miami FL       AL202019
500 PM AST Thu Nov 21 2019

...SEBASTIEN NOW MOVING NORTHEASTWARD ACROSS THE CENTRAL ATLANTIC...


SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...23.8N 59.7W
ABOUT 445 MI...715 KM NNE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...NE OR 50 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES


WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.


DISCUSSION AND OUTLOOK
----------------------
At 500 PM AST (2100 UTC), the center of Tropical Storm Sebastien was
located near latitude 23.8 North, longitude 59.7 West. Sebastien is
moving toward the northeast near 9 mph (15 km/h), and this motion is
expected to continue with an increase in forward speed during the
next few days.

Maximum sustained winds are near 60 mph (95 km/h) with higher gusts.
Some strengthening is expected during the next 24 hours, and
Sebastien could become a hurricane on Friday.  A weakening trend is
expected to begin by late Friday, and the system is likely to become
an extratropical cyclone on Saturday.

Tropical-storm-force winds extend outward up to 160 miles (260 km)
from the center.

The estimated minimum central pressure is 998 mb (29.47 inches).


HAZARDS AFFECTING LAND
----------------------
None


NEXT ADVISORY
-------------
Next complete advisory at 1100 PM AST.

$$
Forecaster Beven

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