...SEBASTIEN MAINTAINS INTENSITY...
...EXPECTED TO TURN NORTH SOON...
NWS National Hurricane Center Miami
1100 AM AST Wed Nov 20 2019
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
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LOCATION...21.1N 61.7W
ABOUT 220 MI...355 KM NNE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 7 MPH...11 KM/H
MINIMUM CENTRAL PRESSURE...1002 MB...29.59 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 AM AST (1500 UTC), the center of Tropical Storm Sebastien was located near latitude 21.1 North, longitude 61.7 West. Sebastien is moving toward the west near 7 mph (11 km/h). A turn to the north is expected later today. A turn to the northeast with an increase in forward speed is expected tonight and Thursday.
Maximum sustained winds are near 50 mph (85 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 be absorbed by a cold front on Friday.
Tropical-storm-force winds extend outward up to 160 miles (260 km) from the center. The estimated minimum central pressure is 1002 mb (29.59 inches).
HAZARDS AFFECTING LAND
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None
Forecaster Latto/Mello
