SEATTLE-- Dangerous driving conditions formed Wednesday night as snow and hail turned to ice, causing numerous accidents in Western Washington. The icy conditions continued into Thursday morning, causinga treacherousmorning commute.

In Federal Way, the hill on S. 272nd Street became a sheet of ice, causing several vehicles to spin out. At one point Thursday morning, transportation workers called S. 272 at 26th Ave. S. King County's worst intersection for icy conditions. They had to salt the intersection several times.

On Interstate 405 at South Center, multiple vehicles spun out on the ice. Five tow trucks were called to help clear the freeway.

Wednesday night on State Route 167 in Kent, a Washington State Patrol cruiser was one of three vehicles involved in an accident near S. 212th Street. There were no reports of serious injuries. In Lakewood, three different police cars were involved in accidents. Nobody was hurt.

The accidents followed a band of thunder, lightning, snow and hail that crossed parts of Tacoma and South King County around 7 p.m. Check your traffic here.

Some people just need to slow down a lot, said tow truck driver Chad Anderson, who said he expected to have a busy night rescuing stuck cars. Check the forecast here.

Washington State Department of Transportation trucks prepped all day and loaded up with sand, salt and de-icer to pre-treat the region's highways.

Icy roads could affect bus routes Thursday morning. Click here for links to transit information, AAA and road closures.

The driving woes continue in the mountains. Expect closures and delays for spin outs and avalance control.

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