Both Nassau and Suffolk counties are under a winter weather advisory through midnight as more snow heads toward Long Island Monday.
Accumulations are expected to reach 2 to 3 inches with isolated areas up to 4 inches, according to the National Weather Service, with 40 mph wind gusts and visibilities less than 1 mile at times.
Light, wet snow is expected to develop this morning and continue into tonight but will hit hardest after 1 p.m.
Total daytime snow accumulation of around an inch is possible before the evening commute.
Snow is expected to taper off before 9 p.m. with new snow accumulation of less than a half inch possible.