UPDATE: New snowfall total in Sioux City tops 4 inches - KTIV News 4 Sioux City IA: News, Weather and Sports

Siouxland was blanketed with several inches of fresh snow on Thursday. The flakes started flying before dawn and continued into the evening hours in many parts of the tri-state region.

As of 9:30pm, Sioux City's official snowfall total was 4.2 inches at Sioux Gateway Airport. KTIV, which is located on the north side of town had received 3.6 inches of new snow.

Other notable snowfall amounts in the region reported to the National Weather Service:

Niobrara State Park, NE - 6 inches

Vermillion, SD - 4.5 inches

Sioux Falls, SD - 4 inches

Rock Valley, IA - 4 inches

Ida Grove, IA - 3.5 inches

The newly fallen snow did make driving difficult in some places.

Sioux City Police responded to at least 30 traffic accidents today because of the snow. Authorities say about two dozen cars have gone in the ditch in the Sioux City area alone.

According to the Iowa Department of Transportation most roads have normal driving conditions as of late Thursday night, but Iowa Highway 60/US 75 to US 18 is mostly covered with ice and snow.  U.S. 18 to Minnesota is also mostly covered with ice and snow.

Because only light snow is expected for the remainder of the night, the National Weather Service in Sioux Falls canceled the Winter Weather Advisory that included much of Southeast South Dakota, Northeast Nebraska and parts of Northwest Iowa.