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Tropical Storm Sebastien Advisory Number 3
NWS National Hurricane Center Miami FL AL202019
1100 PM AST Tue Nov 19 2019
...SEBASTIEN FORECAST TO STRENGTHEN ON WEDNESDAY...
SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
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LOCATION...20.7N 60.6W
ABOUT 235 MI...380 KM NE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES
WATCHES AND WARNINGS
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There are no coastal watches or warnings in effect.
DISCUSSION AND OUTLOOK
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At 1100 PM AST (0300 UTC), the center of Tropical Storm Sebastien
was located near latitude 20.7 North, longitude 60.6 West. Sebastien
is moving toward the west-northwest near 9 mph (15 km/h). A
gradual turn to the north is expected by late Wednesday followed by
a turn to the northeast with an increase in forward speed
on Thursday.
Maximum sustained winds remain near 45 mph (75 km/h) with higher
gusts. Some strengthening is forecast during the next 48 hours.
Sebastien is expected to become an extratropical cyclone in a couple
of days and become absorbed by a cold front on Friday.
Tropical-storm-force winds extend outward up to 140 miles (220 km)
from the center.
The estimated minimum central pressure is 1004 mb (29.65 inches).
HAZARDS AFFECTING LAND
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None
NEXT ADVISORY
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Next complete advisory at 500 AM AST.
$$
Forecaster Blake
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