...WINTER STORM WARNING IN EFFECT UNTIL 10 AM EST TUESDAY... * WHAT...Snow, sleet and freezing rain. Total snowfall and sleet accumulations (including snow that has fallen since Sunday night) of 3 to 7 inches are expected, with isolated totals up to 9 inches possible along the Pennsylvania border in northern Baltimore and northwestern Harford Counties. Freezing rain accumulations of a tenth to a quarter of an inch are also expected through Tuesday morning. * WHERE...Portions of north central and northern Maryland and Morgan County West Virginia. * WHEN...Until 10 AM EST Tuesday. * ADDITIONAL DETAILS...Travel may become extremely difficult, especially north of Interstate 70 to near the Pennsylvania border. These conditions will likely affect the Tuesday morning commute. The combined weight of snow, sleet and freezing rain will likely result in scattered power outages. 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. && By The National Weather Service