A winter storm watch has been issued for the counties shaded in blue. The watch does not include the Des Moines metro area.
The fog and drizzle will continue over the central Iowa area through early afternoon. Then we will see rain starting around 3 PM.
The colder air will move through and we will see snow starting to pile up in northwestern Iowa.
Rain is expected in Des Moines through Wednesday morning. We will see about .75" of rainfall...but little snow.
The freezing line is going to stay in northwest Iowa until late this evening as the temperatures start to fall with sunset.
Roads will be slick in northwest and north central Iowa tonight through tomorrow morning.
It will be very windy Wednesday through Thursday morning.