Nor'easter: Flood Watch, Coastal Flood Advisory, Wind Advisory Issued

An approaching December nor’easter shows no signs of sparing Long Island from heavy rain and potentially damaging winds.

The National Weather Service has issued several alerts for the island:

• Flood watch- in effect from 6 a.m. Tuesday until 1 a.m. Wednesday
• Coastal flood advisory- in effect from 10 a.m. Tuesday until 3 p.m. Tuesday
• Wind advisory- in effect from 8 a.m. Tuesday until 5 p.m. Tuesday

Wind gusts will be strongest Tuesday morning into the early afternoon, the NWS said. These wind gusts of up to 50 mph may cause scattered power outages and possible damage to holiday decorations.

The latest forecast:

• Tonight- Rain and snow likely before midnight, then rain. Temperature rising to around 42 by 2am. Wind chill values between 25 and 30. Breezy, with an east wind 11 to 16 mph increasing to 20 to 25 mph after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
• Tuesday- Rain. The rain could be heavy at times. High near 51. Wind chill values between 30 and 40 early. Windy, with a northeast wind 24 to 29 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
• Tuesday Night- Rain likely, mainly before midnight. Mostly cloudy, with a low around 39. North wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
• Wednesday- Showers likely, mainly before noon. Cloudy, with a high near 44. Wind chill values between 30 and 40. North wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
• Wednesday Night- A chance of showers. Cloudy, with a low around 37. West wind 9 to 11 mph. Chance of precipitation is 50%.

Photo: AccuWeather.com

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