Michael Musher, a National Weather Service meteorologist, said light snow in the Midwest and light rain elsewhere around the country could cause only minor problems.

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Snow and ice have also caused problems on the county's roads as many minor roads are untreated.

BBC: Roads and trains affected as snow covers Somerset

Minor roads in Cumbria which are not routinely treated are being gritted as a precaution against predicted snow, the county council has said.

BBC: Gritter

The snow was blamed in a pileup involving 19 cars on an interstate in Cumberland, and several people had minor injuries, state police said.

WSJ: A state-by-state look at the Northeast blizzard