Severe Weather and Heavy Rain Shifts Into East

A strong and organized storm system will progress from the Ohio and Tennessee Valleys into the East. Expect severe weather with damaging winds across the Mid-Atlantic and Southeast, while the excessive rain risk moves from the Ohio Valley into the Northeast. Also, heat builds in parts of Texas and a cold storm system will carve into the northern Rockies for possible higher elevation snowfall.
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Last Update: 1026 AM EDT Thu Jun 20 2019

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Key West, FL Local Forecast Office

Florida Bay FL

Marine Zone Forecast


Synopsis: The western extent of the subtropical ridge will persist and strengthen across South Florida through this weekend.

The Approximate Shoreward Edge of the Gulf Stream as of June 20...

44 NM South of Dry Tortugas Light...on Loggerhead Key. 41 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 34 NM South of Sand Key Light...off Key West. 24 NM South of Looe Key...off Big Pine Key. 19 NM South of Sombrero Key Light...off Marathon. 11 NM Southeast of Alligator Reef Light...off Islamorada. 9 NM Southeast of Molasses Reef Light...off Key Largo. 6 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

This Afternoon
South winds 5 to 10 knots, becoming southeast. bay waters smooth to a light chop.
Tonight Through Saturday
East to southeast winds 5 to 10 knots. Bay waters smooth to a light chop.
Saturday Night
East to southeast winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers.
Sunday Through Monday Night
East to southeast winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 1026 AM EDT Thu Jun 20 2019
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