High Winds Creating Critical Fire Weather Threats in California; Heavy Rains Along Gulf Coast

Strong to high winds are creating critical fire weather conditions across much of California, and explosive fire growth in Southern California. Wind gradients gradually weaken Sunday and through mid next week. Conversely, very wet conditions will develop this week as week along the Gulf Coast; and unsettled weather pattern to the north with snow from the Great Basin to the High Plains.

Last Update: 424 PM EST Sat Dec 16 2017

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Key West, FL Local Forecast Office

7NM SE Molasses Reef Light FL

Marine Zone Forecast

Synopsis: High surface pressure will build across the Southeastern United States and Western Atlantic through Sunday night. This high pressure will slide southward Monday through Tuesday, weakening across South Florida for the second half of the week.

The Approximate Shoreward Edge of the Gulf Stream current, as of December Sixteenth, 2017,

30 NM South of Dry Tortugas Light...on Loggerhead Key. 17 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 26 NM South of Sand Key Light...off Key West. 32 NM South of Looe Key...off Big Pine Key. 29 NM South of Sombrero Key Light...off Marathon. 14 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.

Northeast to east winds 15 to 20 knots, increasing to near 20 knots. Seas 3 to 6 feet, building to 4 to 7 feet. isolated showers.
Sunday And Sunday Night
East winds near 20 knots. Seas 5 to 8 feet. Isolated showers.
Monday And Monday Night
East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers.
East winds decreasing to 10 to 15 knots. Seas subsiding to 2 to 4 feet. Isolated showers.
Tuesday Night
East to southeast winds 10 to 15 knots. Seas 2 to 4 feet. Isolated showers.
Wednesday Through Thursday Night
Southeast winds 5 to 10 knots. Seas 1 to 3 feet. Isolated showers.
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Last Update: 424 PM EST Sat Dec 16 2017
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