Warm Weather is Going to Start this Week in Chicago with a Possibility of Snow also on Wednesday

Although it will be pleasant in Chicago early in the week, there is a risk of snow on Wednesday. Meteorologist Mark Strehl forecasts a good Monday with a mix of cloud cover and sunlight with a high in the mid-40s, which is typical for this time of year.
Temperatures on Tuesday will reach the upper 50s, although showers are possible by the afternoon.

There is a possibility of snow, combined with a bit of rain

There is a slight possibility of snow, possibly combined with a bit of rain, on Wednesday morning. Wednesday will see highs in the middle 30s. Expect sunshine and highs in the mid-30s on Thursday, with a return to the 40s for the rest of the week.

source: fox32chicago.com