...Moderate to Heavy Snow to Impact Parts of Northern Iowa Sunday Evening into Monday... .A strong early spring storm system will impact Iowa Sunday and Monday. What begins as rain on Sunday will transition to snow Sunday evening with snow continuing through midday Monday. Most snow accumulation will occur along and north of interstate 80 with moderate to heavy snow accumulations possible across the watch area. The heaviest snow will fall between midnight and noon Monday, likely impacting the Monday morning commute. ...WINTER STORM WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON...including the cities of Fort Dodge, Webster City, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook * WHAT...Heavy snow possible. Total snow accumulations of 5 to 7 inches possible. * WHERE...Portions of northern Iowa. * WHEN...From Sunday evening through Monday afternoon. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute.