⚠️ Special Weather Statement – Hamilton; Boone; Story – Monday, September 14, 2026

Special Weather Statement issued September 14 at 12:06PM CDT by NWS Des Moines IA

Details

At 1206 PM CDT, Doppler radar was tracking a strong thunderstorm over
Boone, moving northeast at 55 mph.

HAZARD…Penny size hail.

SOURCE…Radar indicated.

IMPACT…Minor hail damage to vegetation is possible.

Locations impacted include…
Boone, Story City, Roland, Gilbert, Boone Speedway, McCallsburg,
Randall, Boone Municipal Airport, and Ledges State Park.

This includes Interstate 35 between mile markers 120 and 131.

Instructions

If outdoors, consider seeking shelter inside a building.

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