Multiple systems are pushing across the Northern Tier of the country this week, bringing heavy snow to the Great Lakes, Ohio Valley and Northeast.

It is still a ways off, but models are suggesting that rain, snow and ice could threaten southern cities this weekend. A strong system from the Southwest will move east by the weekend, interacting with the cold air over the South and Southeast. Some models are suggesting snow from northern Texas to northern Georgia, with Atlanta potentially seeing a wintry mix. Ice is possible for cities like Dallas, Oklahoma City and Little Rock. Most of these cities do not usually see weather like this, so travel could be impacted. Here’s the latest forecast.

After Winter Storm Warnings were issued in parts of the South on Saturday, snow arrived as far south as Pensacola, Florida.

A wreck near Lafayette, New York is reported to involve 20 to 40 vehicles. A snow squall may be to blame.

Mount Elbrus stands as Russia and Europe’s highest mountain at more than 18,500 feet. While it's a popular destination for skiers, resorts have had to close slopes because of the high avalanche danger. A controlled snow release designed to lessen that risk, sent people running, as a wall of snow descended on them.