Heavy Rain and Mountain Snow in the West; Bitter Wind Chills in the Northeast

A series of Pacific storms will produce heavy rain in portions of California, including recent burn scars where debris flows, mudslides, and flash flooding are possible through Friday. In addition, heavy mountain snow up to 3 feet or more is forecast in the western state mountains. A blast of arctic air will push wind chills to between minus 15 and minus 25 in the Northeast on Thanksgiving.
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Hazardous Weather Conditions

Last Update: 325 AM EST Thu Nov 22 2018

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Miami - South Florida Local Forecast Office

8NM E Palm Beach FL

Marine Zone Forecast


Synopsis: A chance of showers possible each day over the Atlantic waters, with an isolated thunderstorm possible today. Northeasterly winds 10 to 15 knots. Seas generally 2 feet or less in the Gulf with seas 2 to 3 feet in the Atlantic. Seas will begin to build tomorrow in the Atlantic with seas potentially building up to 9 to 11 feet in northern Atlantic waters by Saturday morning. A small craft advisory will likely be issued later today or Friday morning.

.GULF STREAM HAZARDS...Hazardous seas Friday into this weekend.

The approximate location of the west wall of the Gulf Stream as of Nov 22, 2018 at 1200 UTC...

11 nautical miles east of Fowey Rocks. 10 nautical miles southeast of Port Everglades. 5 nautical miles east northeast of Lake Worth. 7 nautical miles east of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Today
Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Period 4 seconds. Intracoastal waters a moderate chop. A slight chance of showers.
Tonight
East northeast winds 5 to 10 knots. Seas 2 to 3 feet. Period 4 seconds. Intracoastal waters a light chop. A slight chance of showers.
Friday
Along the coast, northeast winds 10 to 15 knots, seas 2 to 3 feet building to 4 to 6 feet with occasional seas to 8 feet in the afternoon. In the gulf stream, northeast winds 5 to 10 knots becoming east northeast 15 to 20 knots in the afternoon, seas 3 to 5 feet with occasional seas to 6 feet building to 7 to 9 feet with occasional seas to 11 feet in the afternoon. Period 7 seconds. Northeast swell 3 to 4 feet in the afternoon. Intracoastal waters choppy in exposed areas. A slight chance of showers in the morning...then a chance of showers in the afternoon.
Friday Night
Along the coast, east southeast winds 5 to 10 knots becoming southwest after midnight. In the gulf stream, east southeast winds 10 to 15 knots becoming southwest 5 to 10 knots after midnight. Seas 6 to 8 feet with occasional seas to 10 feet along the coast and 9 to 11 feet with occasional to 14 feet in the gulf stream. Period 10 seconds. North northeast swell 3 to 7 feet. Intracoastal waters a light chop. A slight chance of showers through the night.
Saturday
West winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas to 8 feet along the coast and 6 to 8 feet with occasional to 10 feet in the gulf stream. North northeast swell 3 to 5 feet. Intracoastal waters a light chop. A slight chance of showers.
Saturday Night
West winds 5 to 10 knots along the coast to west around 10 knots in the gulf stream. Seas 4 to 6 feet with occasional seas to 8 feet. Intracoastal waters a light chop. A slight chance of showers.
Sunday Through Monday
West southwest winds 5 to 10 knots. Seas 2 to 3 feet with occasional seas to 5 feet. Intracoastal waters a light chop. A slight chance of showers.
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ABOUT THIS FORECAST

Last Update: 325 AM EST Thu Nov 22 2018
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