National Weather Service United States Department of Commerce

Strong to Severe Storms Possible Later Today

A potent spring storm will bring swaths of rain, strong to severe storms, and winds gusting as high as 45 mph to the region today into tonight. If you have outdoor plans, stay weather aware! Be ready to shelter indoors if a storm should near your location. Read More >

Overview

Storms impacted parts of the region Friday afternoon and evening, August 27, 2021.  Hardest hit areas were northeast Iowa where at least 2 tornadoes occurred in addition to rounds of heavy rain.

A set of storms tracked across southern Floyd County, IA and produced tornadoes near Marble Rock and Greene, IA. One tornado (rated EF1) heavily damage a few farms. Damaging winds hit several other communities, especially between Calmar and Postville, IA where crops were flattened and some buildings sustained damage.

Rainfall of 3 to 8 inches also led to significant flooding over northeast Iowa. Area rivers flooded which led to the closure of many area highways, including US Highway  18 near Fredericksburg and New Hampton, IA.  Secondary roads were also damaged and several homes were flooded.

Information is preliminary and may be adjusted.

Image
Radar loop showing tornadic storms
over Floyd County, IA on Friday, August 27, 2021
nws logo Media use of NWS Web News Stories is encouraged!
Please acknowledge the NWS as the source of any news information accessed from this site.
nws logo