The Probabilistic Winter Storm Severity Index shows a 40-80% chance ... In southern portions of Illinois, sleet and freezing rain will be a big concern. Travel will be heavily impacted Sunday ...

Now that the dust has settled, many are wondering just how and why such an out-of-the-ordinary weather phenomenon happened.

Day turned to night in northwest Indiana and north-central Illinois on Friday as a rare dust storm shrouded the skies.

Snow seasons in Chicago are tracked from July through the following June. The area normally can expect 38.4 inches.

According to the National Weather Service, a dust storm began across portions of central and east-central Illinois as emergency crews reported "near zero visibility" and wind gusts of up to 60 mph.

Dust storms have become an increasing concern in Illinois, prompting investigations into their causes and potential solutions.

In Chicago, snow seasons are tracked from July through the following June. The area normally can expect 38.4 inches, according to the National Weather Service. Chicago was warmer than average ...