Turning Stormy in the Northwest

An active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rain and high elevation snow. Northern California will benefit from rainfall this week that will aid firefighters given the recent large wildfires.
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Last Update: 424 PM EDT Wed Oct 18 2017

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Key West, FL Local Forecast Office

36NM SSE Molasses Reef Light FL

Marine Zone Forecast


Synopsis: A frontal system located near the Florida Keys will gradually dissolve tonight and Thursday. Winds and seas will increase late Thursday night through Friday Night in response to a building anticyclone centered over the Mid-Atlantic states, with moderate to fresh breezes on all waters friday through Sunday Night. Winds and seas will let down again early next week.

The Approximate Shoreward Edge of the Gulf Stream current as of October 17th, 2017,

17 NM South of Dry Tortugas Light...on Loggerhead Key. 2 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. 1 NM South of Sombrero Key Light...off Marathon. 2 NM Southeast of Alligator Reef Light...off Islamorada. 2 NM Southeast of Molasses Reef Light...off Key Largo. 1 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Tonight
Northeast to east winds 10 to 15 knots. Seas 2 to 4 feet. Scattered showers and isolated thunderstorms.
Thursday And.thursday Night
Northeast to east winds 10 to 15 knots. Seas 2 to 4 feet. Scattered showers and isolated thunderstorms.
Friday
Northeast winds increasing to near 20 knots. Seas building to 4 to 7 feet. Scattered showers and isolated thunderstorms.
Friday Night
Northeast winds near 20 knots. Seas 4 to 7 feet. scattered showers and isolated thunderstorms.
Saturday
East winds 15 to 20 knots. Seas 4 to 6 feet. scattered showers and isolated thunderstorms.
Saturday Night
East winds 15 to 20 knots. Seas 4 to 6 feet. scattered showers and isolated thunderstorms.
Sunday And Sunday Night
East to southeast winds near 15 knots. Seas 3 to 5 feet. Scattered showers and isolated thunderstorms.
Monday And Monday Night
East to southeast winds 10 to 15 knots. Seas 3 to 5 feet. Scattered showers and isolated thunderstorms.
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ABOUT THIS FORECAST

Last Update: 424 PM EDT Wed Oct 18 2017
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