A quick moving upper level disturbance will bring another round of accumulating snow to the area Tuesday afternoon into Tuesday evening. Widespread snowfall is expected with this system with moderate accumulations likely across the southwest and southern Iowa. Light accumulations are expected elsewhere.
A winter weather advisory has been issued starting at 4am across western Iowa Tuesday and expiring at midnight Tuesday across southeast Iowa. Light snow will begin to fall over the far southwest Tuesday morning and continue to spread east through the day. Moderate accumulations are expected to begin during the afternoon hours Tuesday and affect the evening commute. The snow will end from west to east Tuesday evening.
Snowfall accumulations will be between 2″ and 4″ with the highest amounts south of interstate 80. Snow covered roads may result in hazardous travel conditions. The wind will be southeast at 10 to 15-mph. Visibilities in the heaviest snowfall will be between a half mile and one mile.
A winter weather advisory for snow means that periods of snow will cause travel difficulties. Be prepared for slick, snow covered roads, and limited visibilities, and be careful while driving.