...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 AM CST THIS MORNING... * WHAT...Light to moderate snow and patchy blowing snow. Additional snow accumulations of up to two inches expected. * WHERE...Parts of Central Iowa. * WHEN...Until 9 AM CST this morning. * ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel very hazardous or impossible. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.