SPRINGFIELD – State officials are cautioning Illinois motorists to be prepared for hazardous driving conditions with much of the state expecting a blast of wintry weather. The National Weather Service has issued numerous weather advisories for Illinois that'll remain in effect until Monday. They warn of light snow and freezing rain leading to icy roads and reduced visibility. The Illinois Department of Transportation is warning that the combination of freezing rain, drizzle and sleet could impact travel. Officials say to drive slow, plan ahead and expect longer travel times.