A tornado warning impacts Indiana, Kentucky, Illinois, and surrounding Ohio Valley areas Thursday night, bringing severe thunderstorms and flash flooding risks. Stay informed.

Tornado Warning Issued Across Ohio Valley Thursday Night

Tornado Warning Declared Amid Potent Storm

A tornado warning has been announced for parts of the Ohio Valley through Thursday night local time. The warning spans Indiana, Kentucky (including Louisville), Illinois, and parts of Ohio and West Virginia.

This development matters because it signals an elevated risk of strong tornadoes, hail, and flash flooding. Local authorities and residents are urged to stay alert for severe weather updates.

“Long-lived, multi-hour supercells are possible, which could support the risk of strong tornadoes,” noted the National Weather Service (NWS).

• Tornado watch active until 9 p.m. ET Thursday
• Areas of highest risk: Louisville, KY, and Indianapolis, IN

What’s your take on this tornado warning for the Ohio Valley?

Level 3 Severe Storm Threat Highlights Urgency

The Storm Prediction Center (SPC) issued a Level 3 out of 5 severe storm threat for portions of Illinois and Indiana — the highest severe threat level of 2026 and first time in nearly five months.

This elevated alert means the potential for tornadoes reaching EF-2 strength or stronger exists.

“Once storms become surface-based, the threat will increase, expected between 11 a.m. and 1 p.m.,” explained NWS St. Louis.

• Level 3 threat covers Illinois and Indiana
• Other Ohio Valley areas remain at Level 2

How prepared do you feel for a Level 3 storm threat in your area?

Severe Weather Likely Extends Into Surrounding States

Severe thunderstorms are forecast to stretch northeast into southern Michigan, northeastern Ohio, and western Pennsylvania by Thursday night. Although moisture and warm air could trigger storms farther southeast Friday, most will be below severe limits.

AccuWeather reports this will be the first thunderstorm of the year for many Ohio Valley locations, signaling the season’s start.

• Thunderstorms expected from Illinois through West Virginia
• Southeastern and mid-Atlantic states likely see less severe storms Friday

Do you think this early thunderstorm activity will shape the spring weather season?

Potential for Flash Flooding and Hail

Alongside tornadoes and strong winds, torrential downpours may lead to flash flooding in susceptible Ohio Valley areas. Hail has also been reported as part of these powerful storm systems.

“Dew points in the upper 50s to low 60s move northward, increasing moisture and instability,” noted Fox Weather.

• Flash flooding risk due to heavy rain
• Hail possible along with strong wind gusts

Have you experienced flash flooding hazards during past Ohio Valley storms?

What We Know: Key Points

• Tornado watch active in Indiana, Kentucky, Illinois until 9 p.m. ET Thursday
• SPC Level 3 severe storm threat in Illinois and Indiana
• Highest risk near Louisville and Indianapolis
• Potential EF-2 or stronger tornadoes possible
• Flash flooding and hail risks accompany storms

Stay tuned to National Weather Service updates and local weather alerts. Following this event, further severe weather or stabilization will dictate next steps for the Ohio Valley and surrounding Midwestern states.

What weather updates have you received locally? Share your experiences and preparations for this severe thunderstorm event.