⚠️ Tornado Warning – Marshall, IA; Story, IA – Thursday, August 13, 2026

Tornado Warning issued August 13 at 6:44AM CDT until August 13 at 7:15AM CDT by NWS Des Moines IA

Details

TORDMX

The National Weather Service in Des Moines has issued a

* Tornado Warning for…
Central Story County in central Iowa…
Northwestern Marshall County in central Iowa…

* Until 715 AM CDT.

* At 643 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Kelley, or 5 miles south of Ames, moving northeast
at 35 mph.

HAZARD…Tornado.

SOURCE…Radar indicated rotation.

IMPACT…Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.

* This dangerous storm will be near…
Ames, Nevada, Iowa State Center, and Ames Municipal Airport around
650 AM CDT.

Other locations impacted by this tornadic thunderstorm include
Zearing, Kelley, McCallsburg, Ames Municipal Airport, and Colo.

This includes Interstate 35 between mile markers 106 and 124.

Instructions

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.