Interstate 70 east of Denver to the Kansas line has been reopened as snow and wind that caused whiteout conditions Saturday in eastern Colorado have moved out of the state.
The interstate was opened around four Sunday morning.
The wintry conditions triggered a 35-car pileup Saturday just east of Denver.
No major injuries were reported.
Stretches of two highways are still closed Sunday morning.
Colorado 86 from Kiowa to I-70 and U-S 385 from Sheridan Lake to Holyoke are closed due to blowing snow.
The next blast of winter is headed for the mountains.
The National Weather Service says a Pacific storm front will move into western Colorado by evening.
Four to eight inches of snow are expected and a snow advisory has been issued for parts of the central and northern mountains.