⚠️ Severe Thunderstorm Warning – Hamilton, IA; Hardin, IA; Story, IA – Monday, July 20, 2026

Severe Thunderstorm Warning issued July 20 at 5:00PM CDT until July 20 at 5:45PM CDT by NWS Des Moines IA

Details

SVRDMX

The National Weather Service in Des Moines has issued a

* Severe Thunderstorm Warning for…
Northeastern Story County in central Iowa…
Southwestern Hardin County in central Iowa…
Southeastern Hamilton County in central Iowa…

* Until 545 PM CDT.

* At 500 PM CDT, a severe thunderstorm was located over Ellsworth, or
16 miles southeast of Webster City, moving southeast at 30 mph.

HAZARD…Two inch hail and 60 mph wind gusts.

SOURCE…Emergency management.

IMPACT…People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.

* Locations impacted include…
Story City, Roland, Jewell Junction, Hubbard, Zearing, Radcliffe,
Ellsworth, McCallsburg, Randall, Garden City, and Drake Airport.

This includes Interstate 35 between mile markers 122 and 139.

Instructions

For your protection move to an interior room on the lowest floor of a
building.

A Tornado Watch remains in effect until 1000 PM CDT for central Iowa.

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