Snow Shifting to the Northeast; Heavy Rain Returns to the South; Blizzard Conditions in Alaska; Monsoon Tough Impacts American Samoa

A storm will slide across northern New England Tuesday with locally heavy snow and ice. Further south, heavy rain and additional flooding is possible from Texas to South Carolina. In Alaska, strong winds and heavy snow will continue Tuesday with localized Blizzard conditions around Bethel. A strong monsoonal trough will continue to pass over American Samoa through Wednesday.
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Hazardous Weather Conditions

Last Update: 349 AM EST Tue Feb 18 2020

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Miami - South Florida Local Forecast Office

8NM E Palm Beach FL

Marine Zone Forecast


...SMALL CRAFT SHOULD EXERCISE CAUTION...
Synopsis: Easterly to southeasterly wind flow around surface high pressure over the Atlantic may bring cautionary conditions to the local waters today and tonight due to easterly wind surges. As the week continues, a cold front will approach the region with the potential of hazardous marine conditions developing by the weekend.

.GULF STREAM HAZARDS...None.

The approximate location of the west wall of the Gulf Stream as of Feb 15, 2020 at 1200 UTC...

7 nautical miles southeast of Fowey Rocks. 7 nautical miles east northeast of Port Everglades. 7 nautical miles east southeast of Lake Worth. 13 nautical miles east southeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Today
Southeast winds around 15 knots with gusts to around 20 knots. Seas 2 to 3 feet. Period 4 seconds. Intracoastal waters a moderate chop.
Tonight
Southeast winds 10 to 15 knots along the coast to southeast 10 to 20 knots in the gulf stream. Seas 2 to 4 feet with occasional seas to 5 feet. Period 5 seconds. Intracoastal waters choppy in exposed areas.
Wednesday
Southeast winds 5 to 10 knots along the coast to southeast 5 to 15 knots in the gulf stream. Seas 2 to 3 feet. Period 5 seconds. Intracoastal waters a moderate chop. Slight chance of light showers.
Wednesday Night
East southeast winds 5 to 10 knots. Seas around 2 feet. Period 4 seconds. Intracoastal waters a light chop.
Thursday
South winds 5 to 15 knots. Seas around 2 feet. Intracoastal waters a light chop. Chance of showers in the afternoon.
Thursday Night
Along the coast, southwest winds 5 to 10 knots becoming north northwest 10 to 20 knots late in the evening, seas 2 to 3 feet building to 3 to 5 feet with occasional seas to 6 feet after midnight. In the gulf stream, south southwest winds 10 to 15 knots becoming north northwest 15 to 20 knots after midnight, seas 3 to 5 feet with occasional seas to 6 feet building to 5 to 7 feet with occasional seas to 9 feet after midnight. Intracoastal waters a moderate chop. Showers likely in the evening, then chance of showers after midnight.
Friday
North winds 15 to 25 knots with gusts to around 30 knots. Along the coast, seas 5 to 7 feet with occasional seas to 9 feet. In the gulf stream, seas 7 to 9 feet with occasional seas to 11 feet building to 10 to 12 feet with occasional seas to 15 feet in the afternoon. Intracoastal waters a moderate chop. Chance of showers in the morning, then showers likely and slight chance of thunderstorms in the afternoon.
Friday Night
North northeast winds 15 to 20 knots with gusts to around 25 knots along the coast to northeast 20 to 25 knots with gusts to around 30 knots in the gulf stream. Along the coast, seas 6 to 8 feet with occasional seas to 10 feet building to 8 to 10 feet with occasional seas to 13 feet after midnight. In the gulf stream, seas 12 to 14 feet with occasional seas to 18 feet. North northeast swell 3 to 8 feet. Intracoastal waters rough in exposed areas. Slight chance of thunderstorms in the evening. Chance of showers through the night.
Saturday
Northeast winds 15 to 20 knots with gusts to around 30 knots along the coast to northeast 20 to 25 knots with gusts to around 30 knots in the gulf stream. Seas 10 to 12 feet with occasional seas to 15 feet along the coast and 12 to 14 feet with occasional to 18 feet in the gulf stream. North swell 3 to 7 feet. Intracoastal waters rough in exposed areas. Chance of showers.
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Last Update: 349 AM EST Tue Feb 18 2020
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