⚠️ Severe Thunderstorm Warning – Lucas, IA; Mahaska, IA; Marion, IA; Monroe, IA; Warren, IA – Saturday, July 4, 2026

Severe Thunderstorm Warning issued July 4 at 2:41AM CDT until July 4 at 3:30AM CDT by NWS Des Moines IA

Details

SVRDMX

The National Weather Service in Des Moines has issued a

* Severe Thunderstorm Warning for…
Northeastern Lucas County in south central Iowa…
Northern Monroe County in south central Iowa…
Marion County in south central Iowa…
Southwestern Mahaska County in south central Iowa…
Southeastern Warren County in south central Iowa…

* Until 330 AM CDT.

* At 241 AM CDT, severe thunderstorms were located along a line
extending from Lake Red Rock to Knoxville Municipal Airport to
Melcher-Dallas to near Otter Creek County Park, moving southeast at
35 mph.

HAZARD…60 mph wind gusts.

SOURCE…Knoxville Airport reported a 62 mph wind gust at 240 am.

IMPACT…Expect damage to roofs, siding, and trees.

* Locations impacted include…
Oskaloosa, Pella, Knoxville, Melcher-Dallas, Knoxville Raceway,
Lake Red Rock, Milo, Lovilia, Beacon, University Park, Bussey,
Lacona, Harvey, Leighton, Williamson, Hamilton, Marysville, Pella
Municipal Airport, Knoxville Municipal Airport, and Elk Rock State
Park.

Instructions

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

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