WHAT'S NEW: With the latest data, this storm will have less of an impact on Long Island. Threat of minor coastal flooding Tuesday morning, gusty winds through Tuesday night, and rain showers changing to some snow showers Tuesday afternoon. There will likely be a dry period on Tuesday morning. By the afternoon snow showers will develop with the best chance for a light accumulation in Eastern Suffolk County depending if any snow bands set up. It will likely be a now casting situation. It could become slippery with reduced visibility for the evening commute. 

News 12 Storm Watch Meteorologist Sam Augeri says a coastal storm will bring wind, rain and some snow by Tuesday afternoon.

OVERNIGHT: Periods of rain, heavy at times. Watch for local street flooding. Becoming breezy with easterly winds 15 to 25 mph. Lows near 37. Sunrise: 7:05.

TUESDAY: Cloudy and windy with rain showers changing to snow showers. Best chance for snow will be in the afternoon in Suffolk County with light accumulations, a trace to 3 inches. Cold with highs near 38. Northwest winds 25 to 35 mph. Sunset: 6:59.

TUESDAY NIGHT: Snow showers end. Watch for some slippery spots. Windy and cold with lows near 31. Northwest winds 20 to 40 mph.

WEDNESDAY: Breezy and chilly with sun and clouds. Highs near 45. Lows near 31.

THURSDAY: SAM'S PICK OF THE WEEK. Mostly sunny and nice with highs near 52. Lows near 38.

FRIDAY: ST. PATRICK'S DAY. Sunshine followed by increasing high thin clouds. Nice with highs near 52. Chance for rain showers at night. Lows near 43.