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: 926 PM CST Tue Dec 12 2017

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Corpus Christi, TX Local Forecast Office

18NM S Port Aransas TX

Marine Zone Forecast


Synopsis: Dry conditions continue through the middle of the week. Moderate northerly flow this afternoon will weaken through the evening and overnight. Onshore flow will briefly return Wednesday as high pressure moves east of the area. A cold front will move across the region Thursday evening and trigger isolated to scattered showers over the coastal waters. Behind the front, moderate to strong offshore flow is expected Thursday night through Friday. Isolated to scattered showers will be possible Friday into Friday night. Flow will become onshore on Saturday with moisture increasing over the area. Scattered showers are expected Saturday into Saturday night as an upper level disturbance moves across South Texas.

Rest Of Tonight
North wind 10 to 15 knots decreasing to 5 to 10 knots early in the morning. Seas 2 to 3 feet.
Wednesday
North wind up to 5 knots shifting southwest in the afternoon. Seas 2 feet.
Wednesday Night
Southwest wind 5 to 10 knots. Seas 1 feet.
Thursday
West wind around 5 knots shifting north in the afternoon. Seas 1 feet building to 2 feet in the afternoon.
Thursday Night
North wind 15 to 20 knots increasing to 20 to 25 knots after midnight. Seas 2 to 3 feet building to 4 to 6 feet with occasional seas up to 8 feet after midnight. A chance of showers.
Friday
North wind 20 to 25 knots decreasing to 15 to 20 knots in the afternoon. Seas 5 to 7 feet with occasional seas up to 9 feet. A chance of showers.
Friday Night
North wind 10 to 15 knots becoming northeast 5 to 10 knots after midnight. Seas 3 to 5 feet with occasional seas up to 6 feet. A chance of showers.
Saturday
East wind around 10 knots shifting southeast in the afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet. A chance of showers.
Saturday Night
South wind 15 to 20 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. A chance of showers.
Sunday
South wind 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet.
Sunday Night
West wind 10 to 15 knots shifting north after midnight. Seas 3 to 4 feet with occasional seas up to 5 feet.
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Last Update: 926 PM CST Tue Dec 12 2017
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