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Tropical Storm Laura Advisory Number 8
NWS National Hurricane Center Miami FL AL132020
500 PM AST Fri Aug 21 2020
...LAURA NEAR THE LEEWARD ISLANDS...
SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
ABOUT 40 MI...65 KM E OF ANTIGUA
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...W OR 275 DEGREES AT 17 MPH...28 KM/H
MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
The government of Haiti has issued a Tropical Storm Warning for the
northern coast of Haiti from Le Mole St. Nicholas to the border
with the Dominican republic.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Warning is in effect for...
* Puerto Rico, Vieques and Culebra
* U.S. Virgin Islands
* British Virgin Islands
* Saba and St. Eustatius
* St. Maarten
* St. Martin and St. Barthelemy
* Antigua, Barbuda, St. Kitts, Nevis, Anguilla, and Montserrat
* The northern coast of the Dominican Republic from Cabo Engano to
the border with Haiti
* The northern coast of Haiti from Le Mole St. Nicholas to the
border with the Dominican Republic
A Tropical Storm Watch is in effect for...
* The southeastern Bahamas and the Turks and Caicos Islands
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area.
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, generally within 48 hours.
Interests in Cuba and the remainder of the Bahamas should monitor
the progress of Laura.
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 500 PM AST (2100 UTC), the center of Tropical Storm Laura was
located near latitude 17.1 North, longitude 61.2 West. Laura is
moving toward the west near 17 mph (28 km/h), and a generally
west-northwestward motion at a faster forward speed is expected over
the next couple of days. On the forecast track, the center of Laura
will move near or over portions of the Leeward Islands later today,
near or over Puerto Rico Saturday morning, and near the northern
coast of Hispaniola late Saturday and early Sunday.
Maximum sustained winds are near 45 mph (75 km/h) with higher gusts.
Some slow strengthening is forecast during the next 48 hours.
Tropical-storm-force winds extend outward up to 115 miles (185 km)
from the center.
The estimated minimum central pressure is 1007 mb (29.74 inches).
HAZARDS AFFECTING LAND
RAINFALL: Laura is expected to produce 3 to 6 inches of rain over
Puerto Rico and the Virgin Islands, the Dominican Republic, the
southern Haitian Peninsula and eastern Cuba through Sunday. Maximum
amounts up to 8 inches are possible along eastern portions and the
southern slopes of Puerto Rico, as well as over Haiti, the Dominican
Republic and eastern Cuba. This heavy rainfall could lead to flash
and urban flooding, as well as an increased potential for mudslides
with minor river flooding in Puerto Rico.
1 to 3 inches of rain with isolated maximum totals of 5 inches is
expected over the remainder of Haiti, the northern Leeward Islands,
the Turks and Caicos and southeast Bahamas.
WIND: Tropical storm conditions are expected within portions of
the warning area area later today through Saturday. Tropical storm
conditions are possible within portions of the watch area Saturday
night and early Sunday.
Next intermediate advisory at 800 PM AST.
Next complete advisory at 1100 PM AST.