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BULLETIN
Tropical Depression Twenty Advisory Number   4
NWS National Hurricane Center Miami FL       AL202020
1100 AM AST Sun Sep 13 2020
 
...TROPICAL DEPRESSION FORECAST TO BECOME A TROPICAL STORM
TONIGHT...
 
 
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...12.3N 36.4W
ABOUT 1680 MI...2705 KM E OF THE LESSER ANTILLES
ABOUT 870 MI...1395 KM WSW OF THE CABO VERDE ISLANDS
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES
 
 
WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 1100 AM AST (1500 UTC), the center of Tropical Depression Twenty
was located near latitude 12.3 North, longitude 36.4 West.  The
depression is moving toward the west-northwest near 10 mph (17 
km/h).  A motion toward the west or west-northwest across the 
eastern and central tropical Atlantic is expected through Tuesday, 
followed by a turn toward the northwest Tuesday night or Wednesday.
 
Maximum sustained winds are near 35 mph (55 km/h) with higher gusts.
Strengthening is forecast during the next few days.  The depression 
is expected to become a tropical storm later today or tonight, and 
it could strengthen to a hurricane on Tuesday.
 
The estimated minimum central pressure is 1006 mb (29.71 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
SURF:  Large swells generated by Tropical Depression Twenty are
expected to reach the Lesser Antilles and the northeastern coast of
South America on Wednesday.  These swells are likely to cause
life-threatening surf and rip current conditions.  Please consult
products from your local weather office.
 
 
NEXT ADVISORY
-------------
Next complete advisory at 500 PM AST.
 
$$
Forecaster Berg
 
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