Tuesday, August 21, 2007

OUCH!!!!!!! Hurricane Dean Advisory Number 33

Issued at: 3:57 AM CDT 8/21/07 (gateway).

Category five hurricane dean makes landfall on the east coast of the yucatan peninsula of mexico,
At 400 am cdt, 0900 utc, the government of mexico has replaced the tropical storm warning and hurricane watch with a hurricane warning from west of chilitepec to veracruz mexico.
A hurricane warning is in effect for the entire coastline of belize and along the east coast of the yucatan peninsula of mexico from the belize/mexico border northward to cancun. A hurricane warning is also in effect along the west coast of the yucatan peninsula and the gulf coast of mexico from south of progreso southward and westward to veracruz. Preparations in the hurricane warning area along the gulf coast of mexico should be rushed to completion.
A tropical storm warning is also in effect along the northern coast of the yucatan peninsula from north of cancun to progresso.
A tropical storm watch also remains in effect for the following provinces of cuba, pinar del rio, la habana, and isla de la juventud.
Interests elsewhere in the southern gulf of mexico should closely monitor the progress of dean.
For storm information specific to your area, including possible inland watches and warnings, please monitor products issued by your local weather office.
Reports from an air force hurricane hunter plane indicate that the eye of dean made landfall on the east coast of the yucatan peninsula near costa maya or majahual around 330 am cdt. This location is about 40 miles, 65 km, east-northeast of chetumal mexico
At 400 am cdt, 0900z, the center of hurricane dean was located just inland near latitude 18.7 north, longitude 87.8 west or about 35 miles, 55 km, east-northeast of chetumal mexico and about 195 miles, 315 km, east-southeast of campeche mexico.
Dean is moving toward the west-northwest near 20 mph, 32 km/hr, and a west-northwestward to westward motion is expected today and tonight. On the forecast track the center will cross the yucatan peninsula today and likely reach the southern bay of campeche tonight.
Maximum sustained winds are near 165 mph, 270 km/hr, with higher gusts. Dean is a category five hurricane on the saffir-simpson scale. Although some weakening is forecast as dean crosses the yucatan peninsula, dean is expected to maintain hurricane strength throughout the next 24 hours.
Hurricane force winds extend outward up to 60 miles, 95 km, from the center, and tropical storm force winds extend outward up to 175 miles, 280 km.
The hurricane hunter plane reported a minimum central pressure of 906 mb, 26.75 inches, just before landfall.
Storm surge flooding of 12 to 18 feet above normal tide levels along with large and dangerous battering waves is possible near and to the north of where dean made landfall along the east coast of the yucatan peninsula.
Dean is expected to produce storm total rainfall of 5 to 10 inches over the isthmus of tehuantepec and yucatan peninsula of mexico, belize, guatemala, and northern honduras, with maximum amounts of up to 20 inches. These rains could cause life-threatening flash floods and mud slides.
Repeating the 400 am cdt position, 18.7 n, 87.8 w. Movement toward, west-northwest near 20 mph. Maximum sustained winds, 165 mph. Minimum central pressure, 906 mb.
An intermediate advisory will be issued by the national hurricane center at 700 am cdt followed by the next complete advisory at 1000 am cdt.

National Weather Service

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