Heavy Rain Continues over Portions of the Pacific Northwest

Heavy rain with local flooding will continue along the Washington and Oregon coasts for the next few days. Snow will impact the higher elevations of the Cascades to the northern Rockies. Strong winds will develop in the Sierra and Great Basin. Meanwhile, heavy rain is possible in parts of Florida while light snow will fall in the Upper Great Lakes and northern New England.
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Last Update: 430 PM EST Wed Nov 22 2017

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Key West, FL Local Forecast Office

6NM SSE Sand Key Light FL

Marine Zone Forecast


Synopsis: An area of low pressure over the south central Gulf of Mexico will slowly progress eastward tonight through Friday morning. This area of low pressure will pass across the southern half of the Florida peninsula Friday afternoon, before entering the Southwestern Atlantic Ocean Friday night. A cold front may pass through the Florida Keys Saturday or Saturday night.

The approximate shoreward edge of the Gulf Stream current, as of November twenty-first, 2017,

82 NM South of Dry Tortugas Light...on Loggerhead Key. 7 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 1 NM South of Sand Key Light...off Key West. 2 NM South of Looe Key...off Big Pine Key. 3 NM South of Sombrero Key Light...off Marathon. 2 NM Southeast of Alligator Reef Light...off Islamorada. Less than 1 NM Southeast of Molasses Reef Light...off Key Largo. 3 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Tonight
East winds near 10 knots, becoming southeast to south after midnight. Seas 2 to 3 feet. Isolated showers.
Thursday
South winds near 10 knots. Seas 2 to 3 feet. Scattered showers.
Thursday Night
South to southwest winds 10 to 15 knots. Seas 2 to 4 feet. Scattered showers and isolated thunderstorms.
Friday
Southwest winds 10 to 15 knots. Seas 2 to 4 feet. Scattered showers and isolated thunderstorms.
Friday Night
Southwest to west winds 10 to 15 knots, becoming northwest after midnight. Seas 2 to 4 feet. Isolated showers.
Saturday
Northwest winds 10 to 15 knots. Seas 2 to 4 feet. Isolated showers.
Saturday Night
Northwest to north winds 10 to 15 knots. Seas 2 to 4 feet. Isolated showers.
Sunday
North winds 10 to 15 knots. Seas 2 to 4 feet. Isolated showers.
Sunday Night
North to northeast winds near 15 knots. Seas 3 to 4 feet. Isolated showers.
Monday
Northeast winds near 15 knots. Seas 3 to 5 feet. Isolated showers.
Monday Night
Northeast to east winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers.
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Last Update: 430 PM EST Wed Nov 22 2017
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