News 12 Storm Watch Team Meteorologist Sam Augeri says most of Long Island will get 2 to 3 inches of snow by Tuesday.

-Winter Weather Advisory extended for the entire area until 1 p.m. Tuesday

-Snow showers pick up by Tuesday morning with most areas seeing 2 to 3 inches, a little less on the South Shore, possibly a touch more on the North Shore due to fluff factor. Expect slippery travel with temperatures below freezing. By late morning we will slowly see a transition to a wintry mix and rain with the North Shore of Nassau being the last to see the changeover with cold air getting trapped.

-Frigid weather follows with black ice Tuesday night into Wednesday with wind chills in the single digits.

OVERNIGHT: Cloudy with light snow. Lows in the mid 20s with west to northeast winds 5 to 10 mph. 1 to 2 inches of snow possibly by morning.

TUESDAY: Snow in the morning transitioning to a mix and rain by late morning. Rain and snow showers taper off in the afternoon with an additional 1 to 2 inches possible in the morning. Highs in the mid 30s. Northeast to north winds 5 to 15 mph.

TUESDAY NIGHT: Turning breezy and colder with clearing skies. Watch for black ice. Lows in the teens to near 20 degrees with wind chills in the single digits. Northwest wind 10 to 15 mph.

WEDNESDAY: Mostly sunny and cold with highs in the mid to upper 20s and wind chills in the teens. Lows near 20 degrees.

THURSDAY: Partly sunny with increasing clouds. Highs near 32 degrees. Cloudy and cold at night with lows in the 20s.

FRIDAY: Cloudy with a good chance of snow. Highs in the low 30s. Snow likely at night with lows in the teens.

SATURDAY: Snow ends in the morning. Blustery and cold with sun and clouds. Highs in the mid 20s with lows in the teens.

SUNDAY: Mostly sunny and cold with highs near 30. Lows near 20.