WHAT…Blowing snow expected. Winds of 15 to 25 mph, gusting as high as 45 mph are expected. Bitterly cold wind chills are expected the entire time.

* WHERE…Portions of northeast Missouri, east central, northeast and southeast Iowa and northwest and west central Illinois.

* WHEN…From 9 PM this evening to 6 PM CST Wednesday.

* IMPACTS…Patchy blowing snow could significantly reduce visibility, especially in rural areas. This may cause roads to become snow covered again and make travel difficult across the advisory area. The hazardous conditions could impact the morning and evening commute. Bitterly cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. The winds could blow around unsecured items.

* ADDITIONAL DETAILS…Some flurries or even light snow showers are possible north of Highway 30. Little to no accumulation is expected at this time.

IMPACTS…Patchy blowing snow could significantly reduce visibility, especially in rural areas. This may cause roads to become snow covered again and make travel difficult across the advisory area. The hazardous conditions could impact the morning and evening commute. Bitterly cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. The winds could blow around unsecured items.

* ADDITIONAL DETAILS…Some flurries or even light snow showers are possible north of Highway 30. Little to no accumulation is expected at this time.

Use caution while traveling, especially in open areas.

The latest road conditions can be obtained by calling 5 1 1 for Iowa, or by visiting 511ia.org, modot.org, or idot.Illinois.gov.