BULLETIN
Tropical Storm Laura Intermediate Advisory Number 14A
NWS National Hurricane Center Miami FL AL132020
800 AM EDT Sun Aug 23 2020
…LAURA BRINGING TORRENTIAL RAINFALL AND LIFE-THREATENING FLOODING
TO THE DOMINICAN REPUBLIC AND HAITI…
SUMMARY OF 800 AM EDT…1200 UTC…INFORMATION
———————————————-
LOCATION…19.1N 72.1W
ABOUT 40 MI…65 KM NNE OF PORT AU PRINCE HAITI
ABOUT 50 MI…80 KM S OF CAP HAITIEN HAITI
MAXIMUM SUSTAINED WINDS…45 MPH…75 KM/H
PRESENT MOVEMENT…WNW OR 285 DEGREES AT 18 MPH…30 KM/H
MINIMUM CENTRAL PRESSURE…1005 MB…29.68 INCHES
WATCHES AND WARNINGS
——————–
CHANGES WITH THIS ADVISORY:
None
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Warning is in effect for…
* The northern coast of the Dominican Republic from Cabo Engano to
the border with Haiti
* The southern coast of the Dominican Republic from Cabo Engano to
Punta Palenque
* The northern coast of Haiti from Le Mole St. Nicholas to the
border with the Dominican Republic
* The southeastern Bahamas and the Turks and Caicos Islands
* Cuban provinces of Camaguey, Las Tunas, Holguin, Guantanamo,
Santiago de Cuba, Granma, Ciego De Avila, Sancti Spiritus, Villa
Clara, Cienfuegos, Matanzas, Mayabeque, La Habana, and Artemisa
A Tropical Storm Watch is in effect for…
* The central Bahamas
* Andros Island
* Florida Keys from Ocean Reef to Key West and the Dry Tortugas
* Florida Bay
* Cuban province of Pinar Del Rio
A Tropical Storm Warning for the Dominican Republic and Haiti means
that tropical storm conditions are expected somewhere within the
warning area today. The Tropical Storm Warning for the Cuban
provinces means that tropical storm conditions are expected
somewhere within the warning area during the next 24 to 36 hours.
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, generally within 48 hours.
For storm information specific to your area in the United
States, including possible inland watches and warnings, please
monitor products issued by your local National Weather Service
forecast office. For storm information specific to your area
outside of the United States, please monitor products issued by
your national meteorological service.
DISCUSSION AND OUTLOOK
———————-
At 800 AM EDT (1200 UTC), the center of Tropical Storm Laura was
located near latitude 19.1 North, longitude 72.1 West. Laura is
moving toward the west-northwest near 18 mph (30 km/h), and this
general motion is expected over the next few days. On the forecast
track, the center of Laura will move across Hispaniola this morning,
be near or over Cuba tonight and Monday, and over the southeastern
Gulf of Mexico Monday night and Tuesday.
Maximum sustained winds are near 45 mph (75 km/h) with higher gusts.
No significant change in strength is forecast during the next 36 to
48 hours while Laura moves over or near Hispaniola and Cuba.
Strengthening is forecast once Laura moves into the Gulf of Mexico
Monday night and Tuesday.
Tropical-storm-force winds extend outward up to 140 miles (220 km)
from the center.
The estimated minimum central pressure based on nearby surface
observations is 1005 mb (29.68 inches).
HAZARDS AFFECTING LAND
———————-
RAINFALL: Laura is expected to produce the following rainfall
accumulations through Tuesday:
Dominican Republic, Haiti and Cuba: 4 to 8 inches, with maximum
amounts of 12 inches.
This heavy rainfall could lead to life-threatening flash and urban
flooding, and the potential for mudslides across the Greater
Antilles.
Rainfall amounts of 1 to 3 inches, with isolated maximum totals of
5 inches, is expected over the Turks and Caicos, southeast Bahamas,
and Jamaica.
Rainfall amounts of 1 to 3 inches is expected across the Florida
Keys.
WIND: Tropical storm conditions are expected within portions of
the warning area in the Dominican Republic and Haiti through
tonight. Tropical storm conditions are expected within portions of
the warning area in Cuba later today through Monday. Tropical
storm conditions are possible within portions of the watch area
tonight through Monday evening.
SURF: Swells generated by Laura are affecting portions of the
Virgin Islands, Puerto Rico, and Hispaniola. These swells are
expected to spread across Cuba, much of the Bahamas, and the
Florida Keys during the next few days. Please consult products
from your local weather office.