⚠️ Severe Thunderstorm Warning – Clinton, IA; Jackson, IA; Jones, IA – Tuesday, August 11, 2026

Severe Thunderstorm Warning issued August 11 at 7:59AM CDT until August 11 at 9:00AM CDT by NWS Quad Cities IA IL

Details

SVRDVN

The National Weather Service in the Quad Cities has issued a

* Severe Thunderstorm Warning for…
Southern Jackson County in east central Iowa…
Southeastern Jones County in east central Iowa…
Clinton County in east central Iowa…

* Until 900 AM CDT.

* At 759 AM CDT, severe thunderstorms were located along a line
extending from Otter Creek to Maquoketa Caves State Park to Center
Junction, moving southeast at 40 mph.

HAZARD…70 mph wind gusts.

SOURCE…Radar indicated.

IMPACT…Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.

* Locations impacted include…
Clinton, Maquoketa, Preston, Sabula, Delmar, Wyoming, Oxford
Junction, Lost Nation, Miles, Andrew, Charlotte, Onslow, Welton,
Monmouth, Springbrook, Center Junction, Andover, Spragueville,
Fulton, and Hurstville.

Instructions

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

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

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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