Arctic Air Plunges into the Great Lakes, Northeast and Mid-Atlantic

Arctic air dropping through the northern and eastern U.S. and a storm off the east coast will bring periods of snow, very cold wind chills and hazardous traveling conditions from the Upper Great Lakes to the Northeast. Meanwhile in southern California, Santa Ana winds will decrease but hot, dry air will remain over the area with elevated fire weather conditions.
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Last Update: 1016 PM EST Tue Dec 12 2017

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Melbourne, FL Local Forecast Office

11NM ESE Ft. Pierce Inlet FL

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST WEDNESDAY...

Synopsis: Winds and seas will increase overnight as a cold front pushes southward through the central peninsula. High pressure will quickly rebuild into central Florida through Wednesday night then slide south of the area by late Thursday. Another cold front sag slowly southward into central Florida Friday night and early Saturday morning.

.GULF STREAM HAZARDS...Northwest winds 20 to 25 knots with seas 6 to 8 feet.

The approximate location of the west wall of the Gulf Stream based on the Real Time Ocean Forecast System as of Saturday December 9th.

42 nautical miles east of Ponce Inlet. 30 nautical miles east of Port Canaveral. 25 nautical miles east of Sebastian Inlet. 14 nautical miles east of Fort Pierce Inlet. 9 nautical miles east of Saint Lucie Inlet.

Tonight
Northwest winds 20 knots. Seas 4 to 6 feet with a dominant period 6 seconds. Rough on the intracoastal waters.
Wednesday
Northwest winds 10 to 15 knots diminishing to 5 to 10 knots in the afternoon. Seas 4 to 6 feet with a dominant period 8 seconds. A moderate chop on the intracoastal waters.
Wednesday Night
West winds 5 to 10 knots. Seas 3 to 4 feet with a dominant period 8 seconds. Mostly smooth on the intracoastal waters.
Thursday
Southwest winds 5 to 10 knots. Seas 2 to 3 feet. A light chop on the intracoastal waters.
Thursday Night
Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Mostly smooth on the intracoastal waters.
Friday
Southwest winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Seas 1 to 2 feet. A moderate chop on the intracoastal waters. Slight chance of showers.
Friday Night
West winds 5 to 10 knots becoming northwest after midnight. Seas 1 to 2 feet. Slight chance of showers.
Saturday
North winds 5 to 10 knots. Seas 2 to 3 feet.
Saturday Night
East winds 10 knots. Seas 2 to 3 feet.
Sunday
Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
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ABOUT THIS FORECAST

Last Update: 1016 PM EST Tue Dec 12 2017
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