Hurricane Oscar Public Advisory Number 3A

By | October 19, 2024

000
WTNT31 KNHC 192354
TCPAT1

BULLETIN
Hurricane Oscar Intermediate Advisory Number 3A
NWS National Hurricane Center Miami FL       AL162024
800 PM EDT Sat Oct 19 2024

...COMPACT BUT POWERFUL OSCAR MOVING VERY NEAR THE TURKS AND CAICOS 
ISLANDS...

SUMMARY OF 800 PM EDT...0000 UTC...INFORMATION
----------------------------------------------
LOCATION...21.3N 71.6W
ABOUT 35 MI...55 KM WSW OF GRAND TURK ISLAND
ABOUT 400 MI...650 KM E OF CAMAGUEY CUBA
MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H
PRESENT MOVEMENT...W OR 270 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...987 MB...29.15 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:

None.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT:

A Hurricane Warning is in effect for...
* Turks and Caicos Islands
* Southeastern Bahamas

A Hurricane Watch is in effect for...
* Cuban Provinces of Guantanamo, Holguin, and Las Tunas

A Tropical Storm Warning is in effect for...
* Cuban Provinces of Guantanamo, Holguin, and Las Tunas

A Tropical Storm Watch is in effect for...
* Cuban Provence of Camaguey

A Hurricane Warning means that hurricane conditions are expected 
somewhere within the warning area. Preparations to protect life 
and property should be rushed to completion.

A Hurricane Watch means that hurricane conditions are possible
within the watch area. A watch is typically issued 48 hours
before the anticipated first occurrence of tropical-storm-force
winds, conditions that make outside preparations difficult or
dangerous.

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.

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


DISCUSSION AND OUTLOOK
----------------------
At 800 PM EDT (0000 UTC), the center of Hurricane Oscar was located 
near latitude 21.3 North, longitude 71.6 West. Oscar is moving 
toward the west near 10 mph (17 km/h), and this motion with a 
gradual slowdown and turn to the west-southwest is forecast tonight 
into tomorrow. A sharp turn to the northeast is anticipated by late 
Monday.

Maximum sustained winds are near 85 mph (140 km/h) with higher 
gusts. A little more strengthening is possible tonight, but gradual 
weakening is expected to begin by Sunday night and Monday.

Oscar is a very small hurricane, with hurricane-force winds only 
extending outward up to 5 miles (10 km) from the center and 
tropical-storm-force winds extending outward up to 45 miles (75 km). 
A private weather station on South Caicos recently reported a 
sustained wind of 39 mph (63 km/h) and a gust of 54 mph (87 km/h).

The estimated minimum central pressure is 987 mb (29.15 inches).


HAZARDS AFFECTING LAND
----------------------
Key messages for Oscar can be found in the Tropical Cyclone
Discussion under AWIPS header MIATCDAT1 and WMO header WTNT41 KNHC
and on the web at hurricanes.gov/text/MIATCDAT1.shtml

WIND:  Hurricane conditions are likely occurring on parts of the 
Turks and Caicos Islands and are expected to spread over portions of 
the Southeastern Bahamas later tonight, with tropical storm 
conditions beginning shortly.

Hurricane conditions are possible in the watch area of Cuba on 
Sunday night or early Monday. Tropical storm conditions are expected 
to first reach the coast within the warning area by Sunday 
afternoon, making outside preparations difficult or dangerous. 
Tropical storm conditions are possible in the watch area by Sunday 
night.

RAINFALL: Through Tuesday, rainfall amounts of 4 to 6 inches with
isolated amounts of 8 inches are expected across eastern Cuba.
Across the Turks and Caicos and southeastern Bahamas, 2 to 4 inches
are expected, with isolated amounts around 6 inches.

For a complete depiction of forecast rainfall associated with Oscar,
please see the National Weather Service Storm Total Rainfall
Graphic, available at hurricanes.gov/graphics_at1.shtml?rainqpf

STORM SURGE: A dangerous storm surge is expected to produce 
significant coastal flooding in the Turks and Caicos Islands, where 
water levels are expected to be between 2 and 4 feet. Near the 
coast, the surge will be accompanied by large and destructive waves. 
Minor coastal flooding is possible along the north shore of Cuba.


NEXT ADVISORY
-------------
Next complete advisory at 1100 PM EDT.

$$
Forecaster Reinhart

Leave a Reply