The National Weather Service has issued a winter storm warning for the Tri-Cities.
The chance of snow Sunday night was forecast at 70 percent, with any accumulation less than an inch.
Snow is likely today, with 1 to 2 inches of snow on the ground during the day and another inch possible tonight, according to the weather service.
Skies should clear Tuesday, causing temperatures to drop. A low of 5 degrees is forecast for Tuesday night in the Tri-Cities.