BULLETIN
Tropical Depression Eighteen Intermediate Advisory Number 1A
NWS National Hurricane Center Miami FL AL182020
1100 AM CVT Mon Sep 07 2020
…DEPRESSION EXPECTED TO BECOME A TROPICAL STORM SOON…
…FORECAST TO BRING TROPICAL STORM WINDS AND HEAVY
RAINFALL TO THE CABO VERDE ISLANDS LATER TODAY AND TONIGHT…
SUMMARY OF 1100 AM CVT…1200 UTC…INFORMATION
———————————————–
LOCATION…15.4N 20.7W
ABOUT 225 MI…360 KM E 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…1004 MB…29.65 INCHES
WATCHES AND WARNINGS
——————–
CHANGES WITH THIS ADVISORY:
None.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Warning is in effect for…
* Cabo Verde Islands
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area, in this case within the
next 12 to 24 hours.
For storm information specific to your area, please monitor
products issued by your national meteorological service.
DISCUSSION AND OUTLOOK
———————-
At 1100 AM CVT (1200 UTC), the center of Tropical Depression
Eighteen was located near latitude 15.4 North, longitude 20.7 West.
The depression is moving toward the west near 12 mph (19 km/h), and
this general motion with some increase in forward speed is expected
over the next few days. On the forecast track, the center of the
cyclone is forecast to pass near or over the Cabo Verde Islands
later today and tonight.
Maximum sustained winds are near 35 mph (55 km/h) with higher
gusts. Gradual strengthening is forecast during the next few days,
and the depression is forecast to become a tropical storm later
today or tonight.
The estimated minimum central pressure is 1004 mb (29.65 inches).
HAZARDS AFFECTING LAND
———————-
Key messages for the depression can be found in the Tropical
Cyclone Discussion under AWIPS header MIATCDAT3, WMO header
WTNT43 KNHC, and on the web at
www.hurricanes.gov/text/MIATCDAT3.shtml
RAINFALL: The tropical depression is expected to produce 2 to 5
inches of rain across portions of the Cabo Verde Islands through
Tuesday.
WIND: Tropical storm conditions are expected to begin over the
eastern portions of the Cabo Verde Islands later today and spread
westward across the remainder of those islands tonight.
SURF: Swells generated by the depression are expected to spread
westward across the Cabo Verde Islands later today and tonight.
These swells are likely to cause life-threatening surf and rip
current conditions. Please consult products from your local
weather office.