Hurricane Helene Slightly Stronger

National Hurricane Center forecasters say Hurricane Helene is strengthening.

Current Position/Movement:

LOCATION...22.5N 86.6W

ABOUT 460 MI...735 KM SW OF TAMPA FLORIDA

ABOUT 505 MI...815 KM SSW OF APALACHICOLA FLORIDA

MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H

PRESENT MOVEMENT...N OR 355 DEGREES AT 12 MPH...19 KM/H

MINIMUM CENTRAL PRESSURE...978 MB...28.88 INCHES


Watches and Warnings in Effect:

A Storm Surge Warning is in effect for...

* Mexico Beach eastward and southward to Flamingo

* Tampa Bay

* Charlotte Harbor

A Hurricane Warning is in effect for...

* Anclote River to Mexico Beach

* Cabo Catoche to Tulum, Mexico including Cozumel

A Storm Surge Watch is in effect for...

* West of Indian Pass to Mexico Beach

A Hurricane Watch is in effect for...

* Cuban province of Pinar del Rio

* Englewood to Anclote River, including Tampa Bay

A Tropical Storm Warning is in effect for...

* Florida Keys, including the Dry Tortugas

* Flamingo to Anclote River, including Tampa Bay

* West of Mexico Beach to the Okaloosa/Walton County Line

* Flamingo northward to Little River Inlet

* Lake Okeechobee

* Rio Lagartos to Cabo Catoche, Mexico

* Cuban provinces of Artemisa, Pinar del Rio, and the Isle of Youth

As of the 5 p.m. advisory, the center of Hurricane Helene was located near latitude 22.5 North, longitude 86.6 West. Helene is moving toward the north near 12 mph (19 km/h). A northward or north-northeastward motion at a faster forward speed is expected during the next 36 hours. On the forecast track, Helene will move across the eastern Gulf of Mexico tonight and Thursday and cross the Florida Big Bend coast Thursday evening. After landfall, Helene is expected to turn northwestward and slow down over the Tennessee Valley on Friday and Saturday.

Maximum sustained winds are near 85 mph (140 km/h) with higher gusts. Strengthening is forecast, and Helene is expected to be a major hurricane when it reaches the Florida Big Bend coast Thursday evening. Weakening is expected after landfall, but Helene's fast forward speed will allow strong, damaging winds, especially in gusts, to penetrate well inland across the southeastern United States, including over the higher terrain of the southern Appalachians.

Hurricane-force winds extend outward up to 25 miles (35 km) from the center and tropical-storm-force winds extend outward up to 345 miles

(555 km).

The estimated minimum central pressure is 978 mb (28.88 inches).


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