Snow will spread from northwest to southeast across Iowa today, then gradually clear out tonight leaving behind a swath of moderate to heavy accumulation.

Snowfall prediction map (NWS) 2/25/15

The National Weather Service says bitterly cold weather will then settle over region once again from late tonight into Saturday morning with near record cold possible at times. Snow chances will then return from the weekend into early next week

**Winter Weather Advisory 6am-8pm for Harrison & Shelby Co.; Winter Weather Advisory from 3-pm until 9-pm for Cass-Adair-Adams-Audubon-Crawford-Ringgold-Taylor & Union Counties; Winter Storm Warning in effect until 9pm for Guthrie-Dallas-Carroll and Sac Counties.**
Today: A 90% chance of snow (mainly after noon). Temperature rising to near 31 by noon, then falling to around 23 during the remainder of the day. E/SE @ 10-25.Wind chill values as low as 10. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight: Snow, mainly before midnight. Low around 0. N @ 15-30. Wind chill values as low as -15. New snow accumulation of less than a half inch possible.
Thursday: Becoming P/Cldy. High near 6. N @ 10-25. Wind chill values as low as -15. Thu. Night: Mostly clear, with a low around -12. N/NW @ 5-10. Wind chill values as low as -20.
Friday: Sunny, with a high near 12. S/SE @ 5.
Friday Night: Partly cloudy, with a low around -2.
Saturday: Mo. Cldy w/a 30% chance of snow after noon. High near 25.

Tuesday’s High in Atlantic was 44. Our low for the 24-hour period ending at 7-a.m. today will go down as 16. At 5:50-a.m. in Atlantic, it was 26 degrees.