Stormy Weather in the Northwest; Fire Weather Threat Redeveloping in Southern California this Weekend

An active fall storm pattern in the Pacific Northwest is bringing heavy rain and high elevation snow to the region which will persist through this weekend. Strong winds associated with this system will bring a renewed period of critical fire weather to southern California later this weekend into next week.
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Hazardous Weather Conditions

Last Update: 419 PM EDT Thu Oct 19 2017

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Key West, FL Local Forecast Office

2NM WNW Molasses Reef Light FL

Marine Zone Forecast


...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS...
...A SMALL CRAFT ADVISORY WILL LIKELY BE REQUIRED ON FRIDAY...
Synopsis: Gentle to moderate breezes tonight will become moderate to fresh breezes by Friday morning in response to a building ridge across the Northeastern and Middle Atlantic United States. The ridge will remain in place through Sunday night, before sliding well into the Atlantic during Monday. A weaker pressure pattern will ensue across the waters in advance of the first cold front moving down the Florida Peninsula by Tuesday night.

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

4 NM South of Dry Tortugas Light...on Loggerhead Key. 9 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 6 NM South of Sand Key Light...off Key West. Less than 1 NM South of Looe Key...off Big Pine Key. 3 NM South of Sombrero Key Light...off Marathon. 1 NM Southeast of Alligator Reef Light...off Islamorada. 2 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
Northeast to east winds 10 to 15 knots early, increasing to 15 to 20 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Nearshore waters a light to moderate chop, becoming choppy. Isolated showers.
Friday And Friday Night
Northeast to east winds near 20 knots. Seas 2 to 4 feet. Nearshore waters rough. Scattered showers.
Saturday And Saturday Night
East winds near 20 knots. Seas 2 to 4 feet. Nearshore waters rough. Scattered showers and isolated thunderstorms.
Sunday
East to southeast winds 15 to 20 knots. Seas 2 to 4 feet. Nearshore waters choppy. Scattered showers and isolated thunderstorms.
Sunday Night
East to southeast winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms.
Monday And Monday Night
East to southeast winds 10 to 15 knots. Seas 1 to 3 feet. Nearshore waters a light to moderate chop. Scattered showers and isolated thunderstorms.
Tuesday And Tuesday Night
South to southwest winds decreasing to 5 to 10 knots. Seas subsiding to around 1 foot. Nearshore waters becoming smooth to a light chop. Scattered showers and isolated thunderstorms.
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ABOUT THIS FORECAST

Last Update: 419 PM EDT Thu Oct 19 2017
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