Powerful Storm to Impact Eastern Third of U.S. this weekend.
A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South.
|NWS Forecast for: Coastal waters from Cascade Head to Florence OR out 10 nm (PZZ255)|
Issued by: National Weather Service Portland, OR
Last Update: 231 PM PST Fri Jan 18 2019
Tonight: S wind 25 to 30 kt with gusts to 45 kt, becoming SW 20 to 25 kt with gusts to 35 kt after midnight. Combined seas 17 ft with a dominant period of 13 seconds. Rain.
Sat: SW wind 15 to 20 kt with gusts to 25 kt, easing to 5 to 10 kt with gusts to 20 kt in the afternoon. Wind waves SW 3 ft at 5 seconds. W swell 15 ft at 13 seconds.
Sat Night: SE wind less than 10 kt. Wind waves SE 1 ft at 4 seconds. W swell 14 ft at 13 seconds, subsiding to 9 ft at 12 seconds in the evening. Secondary swell NW 8 ft at 11 seconds.
Sun: SE wind to 10 kt. Wind waves SE 2 ft at 4 seconds. W swell 8 ft at 11 seconds.
Sun Night: N wind to 10 kt. Wind waves N 2 ft at 4 seconds. NW swell 6 ft at 10 seconds.
Mon: N wind less than 10 kt. Wind waves 1 ft. SW swell 6 ft.
Mon Night: S wind to 10 kt. Wind waves 2 ft. NW swell 5 ft.
Tue: S wind 20 to 25 kt. Wind waves 5 ft. W swell 9 ft.
Wed: W wind 20 to 25 kt. Wind waves 5 ft. W swell 12 ft.
|Zone Forecast: Coastal waters from Cascade Head to Florence OR out 10 nm (PZZ255)|
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