The advisory, which takes effect at 4 p.m. Sunday, lasts until 10 a.m. Monday in Putnam and Orange counties and noon Monday in Dutchess.
As of Sunday morning, the advisory does not include either Westchester or Rockland, where the wintry mix is expected to change to all rain in the overnight hours.
Sunday will be a mostly cloudy day with the high temperature between 32 and 34 degrees with wind-chill values between 20 and 30 degrees.
The chance for snow begins around 3 p.m. Sunday and lasts until around 2 a.m. to 3 a.m. on Monday, when the snow and wintry mix is expected to become all rain.
There could be 1-3 inches of accumulation of snow in Rockland and Northern Westchester and 1-2 inches in Southern Westchester before the overnight changeover to rain.
Monday's high will climb to around 43 degrees with rain ending around noon and skies becoming partly cloudy later in the day.
Tuesday will be a mostly sunny day with a high between 41 and 43 degrees.
Check back to Daily Voice for updates.
Click here to follow Daily Voice Armonk and receive free news updates.