Flooding and Severe Weather Risk Continues This Weekend

More heavy rain will exacerbate flooding in the central and southern U.S. this weekend. In addition, over portions of the Mississippi, Ohio, and Tennessee Valleys, severe thunderstorms are expected. Some storms may produce large hail, damaging winds, and tornadoes. Meanwhile, snow and ice will again affect the Cascades, northern Rockies, upper Midwest, and New England through Sunday.
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Last Update: 434 AM EST Sun Feb 25 2018

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Key West, FL Local Forecast Office

Florida Bay FL

Marine Zone Forecast


Synopsis: High surface pressure situated from the Western Atlantic to Northern Florida will gradually slide southward through Monday night before weakening and disipating Tuesday. A high pressure cell will push through the Southeastern U.S. Tuesday and Tuesday Night. A weak pressure gradient across the Florida Keys will keep gentle/moderate breezes in place through Thursday Night.

The Approximate Shoreward Edge of the Gulf Stream as of February 24, 2018...

46 NM South of Dry Tortugas Light...on Loggerhead Key. 8 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 5 NM South of Sand Key Light...off Key West. Less than 1 NM South of Looe Key...off Big Pine Key. Less than 1 NM South of Sombrero Key Light...off Marathon. 11 NM Southeast of Alligator Reef Light...off Islamorada. 10 NM Southeast of Molasses Reef Light...off Key Largo. 4 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Today
East to southeast winds near 10 knots. Bay waters a light chop. Isolated showers.
Tonight
East to southeast winds near 10 knots. Bay waters a light chop. Isolated showers.
Monday
Southeast winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers.
Monday Night
East winds near 5 knots. Bay waters smooth. Isolated showers.
Tuesday
East winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers.
Tuesday Night
East winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers.
Wednesday
Southeast winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers.
Wednesday Night
Southeast winds 5 to 10 knots. Bay waters smooth to a light chop.
Thursday
South winds near 10 knots. Bay waters a light chop.
Thursday Night
West winds 5 to 10 knots. Bay waters smooth to a light chop.
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ABOUT THIS FORECAST

Last Update: 434 AM EST Sun Feb 25 2018
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