A large winter storm is still on track to impact Iowa Sunday into Monday. A wintry mix of precipitation is expected during this time with significant ice accumulations from Sunday into Monday across the watch area. Wintry precipitation is then expected to change over to all rain during the day Monday across central and southern Iowa.
Ice accumulations of around a tenth to a quarter inch or more are possible. Light snow/sleet will also be possible. Accumulations of snow/sleet will range from around an inch or less along the highway 20 corridor to around 2 to 3 inches near the Iowa Minnesota border.
Winds will be out of the east to southeast at 5 to 10-mph. Some minor visibility reduction will be possible, and may be reduced further in areas of snow.
Extremely hazardous travel due to icy, slick roads will be likely. Sidewalks and parking lots will be slick. Tree damage and power outages will also be possible.