High temps are expected to be in the upper 30s to low 40s this week across Texas, but some communities in Alaska will be slightly warmer.

Our chilly weather could bring freezing rain and snow to parts of the Hill Country and I-35 corridor, local forecasters say. Why it matters: A polar vortex hauling arctic air from Canada down across the U.

KXAN Chief Meteorologist Nick Bannin breaks down the day-by-day forecast as wintry weather moves through Central Texas.