RENO, Nev. (AP) — Winter storm watches and advisories have been expanded across nearly all of northern Nevada ahead of a cold front that's bearing down on the Sierra with the potential for heavy snowfall and damaging winds.

As much as 2 feet (60 centimeters) of snow is possible in the upper elevations around Lake Tahoe, where a winter storm warning is in effect from 4 p.m. Thursday to 4 p.m. Friday.

A high-wind warning is in effect until 10 p.m. Thursday for most of the Sierra's eastern front, including Reno and Carson City.

The strongest winds are expected Thursday evening, with gusts in excess of 100 mph (160 kph) possible over the Sierra ridgetops.

The National Weather Service also has issued a winter weather advisory for north-central and northeast Nevada effective Friday from 2 a.m. to 10 p.m.