Winter Storm Watch Iowa | Effective 03/13/2026 09:02

...POTENTIAL WINTER STORM PRODUCING BLIZZARD CONDITIONS SATURDAY NIGHT THROUGH SUNDAY NIGHT... .A potentially significant winter storm will impact parts of the Upper Midwest this weekend, mainly from late Saturday night through Sunday night, with lingering impacts from blowing snow lasting into Monday morning. A swath of heavy snowfall and strong winds may result in blizzard conditions and significant impacts, especially on Sunday. There is still some uncertainty in how far south into Iowa the heaviest snowfall may occur, but the most likely areas to see the higher snowfall amounts are over northern Iowa, though blizzard conditions with lesser snow as far south as along the I-80 corridor is possible. * WHAT...Heavy snow and blizzard conditions are possible. Total snow accumulations may exceed 6 inches. Winds could gust to 50 mph or higher. * WHERE...Portions of northern into north central Iowa. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Travel could be very difficult to impossible. Widespread blowing snow could significantly reduce visibility. The hazardous conditions could impact the Monday morning commute. Gusty winds could bring down tree branches.