A strong tropical wave off the coast of Africa has steadily been developing the past few days and is now officially Tropical Depression Thirteen. The depression is currently moving west at 12 mph with sustained winds at 35 mph. It will likely continue to develop tonight and is expected to become Tropical Storm Lisa by Tuesday afternoon. It will struggle to develop over the next few days though as dry air starts to feed into the mid levels of the atmosphere over where the storm is located. You’ll find the National Hurricane Center’s Public Advisory on the system below.
TROPICAL DEPRESSION THIRTEEN ADVISORY NUMBER 1
NWS NATIONAL HURRICANE CENTER MIAMI FL AL132016
500 PM AST MON SEP 19 2016
…NEW TROPICAL DEPRESSION FORMS IN THE FAR EASTERN TROPICAL
SUMMARY OF 500 PM AST…2100 UTC…INFORMATION
ABOUT 350 MI…560 KM WSW OF THE CABO VERDE ISLANDS
MAXIMUM SUSTAINED WINDS…35 MPH…55 KM/H
PRESENT MOVEMENT…W OR 280 DEGREES AT 12 MPH…19 KM/H
MINIMUM CENTRAL PRESSURE…1007 MB…29.74 INCHES
WATCHES AND WARNINGS
There are no coastal watches or warnings in effect.
DISCUSSION AND 48-HOUR OUTLOOK
At 500 PM AST (2100 UTC), the center of Tropical Depression Thirteen
was located near latitude 13.6 North, longitude 28.6 West. The
depression is moving toward the west near 12 mph (19 km/h) and this
general motion is expected to continue through tonight. A motion
toward the west-northwest is forecast to occur on Tuesday and
Maximum sustained winds are near 35 mph (55 km/h) with higher gusts.
Some strengthening is forecast during the next 48 hours, and the
depression is expected to become a tropical storm tonight or on
The estimated minimum central pressure is 1007 mb (29.74 inches).
HAZARDS AFFECTING LAND
Next complete advisory at 1100 PM AST.