5AM BULLETIN – Tropical Storm Dorian Advisory Number 8

500 AM AST Mon Aug 26 2019 - Tropical Storm Dorian Advisory Number 8

Please note that the following information is from the National Hurricane Center (https://www.nhc.noaa.gov) the same source where MBIA Met Office and other Met Offices around the world receive their information. 

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5AM BULLETIN
Tropical Storm Dorian Advisory Number 8
NWS National Hurricane Center Miami FL AL052019
500 AM AST Mon Aug 26 2019

…COMPACT DORIAN STRENGTHENS A LITTLE…
…EXPECTED TO BRING TROPICAL STORM CONDITIONS TO THE WINDWARD
ISLANDS LATER TODAY…

SUMMARY OF 500 AM AST…0900 UTC…INFORMATION
———————————————-
LOCATION…11.9N 56.4W
ABOUT 225 MI…365 KM ESE OF BARBADOS
ABOUT 335 MI…540 KM ESE OF ST. LUCIA
MAXIMUM SUSTAINED WINDS…60 MPH…95 KM/H
PRESENT MOVEMENT…W OR 280 DEGREES AT 14 MPH…22 KM/H
MINIMUM CENTRAL PRESSURE…1002 MB…29.59 INCHES

WATCHES AND WARNINGS
——————–
CHANGES WITH THIS ADVISORY:

None.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT:

A Tropical Storm Warning is in effect for…
* Barbados
* St. Lucia
* St. Vincent and the Grenadines

A Tropical Storm Watch is in effect for…
* Dominica
* Martinique
* Grenada and its dependencies

A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area within 36 hours.

A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours.

Interests in Puerto Rico, the Virgin Islands, and Hispaniola should monitor the progress of Dorian as watches could be required as early as later today.

Learn more here

For storm information specific to your area, please monitor products issued by your national meteorological service.

DISCUSSION AND OUTLOOK
———————-
At 500 AM AST (0900 UTC), the center of Tropical Storm Dorian was located near latitude 11.9 North, longitude 56.4 West. Dorian is moving toward the west near 14 mph (22 km/h). A turn toward the west-northwest is expected later today, with this motion continuing through Tuesday night. On the forecast track, the center of Dorian is expected to be near the Windward Islands late today and tonight and move into the eastern Caribbean Sea on Tuesday.

Maximum sustained winds have increased to near 60 mph (95 km/h) with higher gusts. Slow strengthening is forecast during the next few days, and Dorian could be near hurricane strength on Tuesday and and Wednesday while it is over the eastern Caribbean Sea.

Dorian is a small tropical cyclone. Tropical-storm-force winds extend outward up to 45 miles (75 km) from the center.

The estimated minimum central pressure is 1002 mb (29.59 inches).

HAZARDS AFFECTING LAND
———————-
RAINFALL: Dorian is expected to produce total rain accumulations of 2 to 4 inches in Barbados, the Windward Islands, and Dominica through Tuesday. Isolated maximum amounts of 6 inches are possible in Barbados and the Windward Islands.

WIND: Tropical storm conditions are likely in the warning area by late today. Tropical storm conditions are possible within the watch area by tonight or Tuesday.

SURF: Swells generated by Dorian will be affecting portions of the Lesser Antilles by late today. These swells could cause life-threatening surf and rip current conditions. Please consult products from your local weather office.

NEXT ADVISORY
————-
Next intermediate advisory at 800 AM AST.
Next complete advisory at 1100 AM AST.

Forecaster Cangialosi

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