If you have travel plans on Wednesday, you will want to have back-up plans as things are going to be very slick come Wednesday afternoon. Moderate to heavy snow will be likely over central Iowa by Wednesday afternoon. The higher snowfall rates will be during the afternoon hours, and because of this, winter storm warnings and advisories have been issued.
To start off, a winter storm warning (pink) has been issued for central Iowa from 6am to 9pm Wednesday. Snow will move into western Iowa overnight and over the entire area by 9am. Snowfall accumulations in this warning will be in the 4″ to 7″ range with isolated higher amounts. Winds are expected to be easterly at 10mph to 20mph. Visibility may be reduced to under one half mile at times. A winter weather advisory (purple) has been issued from 6am to 9pm Wednesday. This is where snowfall accumulations will be in the 3″ to 5″. Winds are also expected to be easterly at 10mph to 20mph. Visibility may be reduced to under one mile at times.
Breaking down the timing a little more, snow will begin to enter into northwest Iowa around 5am and will continue to drift off to the southeast. It will then be into the Des Moines metro by 7am to 8am. Then into eastern Iowa by 11am. Snow will then begin to pull out of the state by late Wednesday. If you are traveling Wednesday, make sure to check 511ia.org for all the very latest road conditions. Continue to check back frequent as we will continue to bring you the very latest updates online.