Update, 10:30 p.m.: A winter weather advisory is in effect for Lake and McHenry Counties from 4 to 9 p.m. Thursday. The winter storm watch is no longer in effect, according to the National Weather Service in Chicago.

The forecast calls for precipitation, including sleet, snow and freezing rain, to fall Wednesday night into Thursday morning. The precipitation is expected to change to all rain once the temperatures reach above freezing, the National Weather Service says.

Snow is possible Thursday evening, with accumulations of 1 to 3 inches likely.

-------------

Original story: Thursday is shaping up to be yet another messy weather day as winter continues to make its presence known.

A winter storm watch is in effect from Thursday morning through Thursday evening, with a mixture of rain, sleet and snow expected to start around daybreak, according to the National Weather Service in Chicago. The watch includes Lake and McHenry Counties.

The precipitation is forecast to change to all snow by late morning or early afternoon. Snow totals could reach 6 inches or more, along with some ice accumulations, the National Weather Service says.