Snow is likely across the St. Louis area starting Tuesday afternoon.
A winter weather advisory has been issued for the metro-east.
There is a 20 percent chance of light snow early in the day, according to the National Weather Service. But the possibility increases to 60 percent by the mid afternoon which could make the evening commute slippery. About half an inch of snow is expected by 6 p.m.
The high will be 22, which is 15 degrees cooler than the average high for mid January in the area.
Tuesday night, the chance of snow is expected to be 100 percent with 2-4 inches of accumulation possible. The low will be 21.
Snow is expected to continue until about 3 a.m. Wednesday which could make it tough for road crews to get things cleared up in time for the morning commute.
The Wednesday high will be 28 under mostly cloudy skies.
It will be mostly cloudy Wednesday night with a low of 23.
The possibility of snow will return Thursday with a 30 percent chance during the day and a high of 32.
There is a 40 percent chance of snow Thursday night when the low will be 24.