⚠️ Severe Thunderstorm Warning – Hancock, IL; Lee, IA; Van Buren, IA; Clark, MO – Saturday, August 15, 2026

Severe Thunderstorm Warning issued August 15 at 5:41PM CDT until August 15 at 6:45PM CDT by NWS Quad Cities IA IL

Details

SVRDVN

The National Weather Service in the Quad Cities has issued a

* Severe Thunderstorm Warning for…
Northwestern Hancock County in west central Illinois…
Southeastern Van Buren County in southeastern Iowa…
Lee County in southeastern Iowa…
Northern Clark County in northeastern Missouri…

* Until 645 PM CDT.

* At 541 PM CDT, severe thunderstorms were located along a line
extending from near Primrose to near Shimek State Forest to
Chambersburg, moving east at 25 mph.

HAZARD…60 mph wind gusts and penny size hail.

SOURCE…Radar indicated.

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

* Locations impacted include…
Fort Madison, Keokuk, Nauvoo, West Point, Donnellson, Montrose,
Franklin, New Boston, Croton, Niota, Farmington, Pontoosuc, Revere,
Charleston, Keokuk Airport, Nauvoo State Park, Lee County
Fairgrounds, Chambersburg, Sawyer, and Wever.

This also includes Nauvoo State Park.

Instructions

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

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