Follow KDKA-TV: Facebook | Twitter

PITTSBURGH (KDKA) — Some warmer days are coming next week, but for now, parts of western Pennsylvania are under a frost advisory.

Areas affected by the frost advisory include Armstrong, Indiana, Mercer, Venango, Lawrence, Butler and Clarion counties. The advisory is in effect from 12:01 a.m. until 9 a.m. Sunday.

frost advisory Several Western Pa. Counties Under Frost Advisory

(Photo Credit: KDKA)

The National Weather Service says temperatures could fall into the low to mid-30s overnight and unprotected vegetation may be damaged or killed.

Parts of Ohio and northern West Virginia also fell under the frost advisory.