Indiana Severe Flash Flood Warning | Effective 06/21/2026 16:30

Headline: 
Flash Flood Warning issued June 21 at 7:30PM EDT until June 21 at 10:00PM EDT by NWS Indianapolis IN
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 21, 2026 - 4:30pm
Expires: 
June 21, 2026 - 7:00pm
Description: 
FFWIND The National Weather Service in Indianapolis has issued a * Flash Flood Warning for... Southwestern Greene County in southwestern Indiana... North Central Knox County in southwestern Indiana... Southeastern Sullivan County in southwestern Indiana... * Until 1000 PM EDT. * At 730 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3.5 inches of rain have fallen. Additional rainfall amounts of 0.25 to 1.5 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Linton, Carlisle, Oaktown, Sandborn, Switz City, Pleasantville and Freelandville.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Area Description: 
Greene, IN; Knox, IN; Sullivan, IN
Forcast Office: 
NWS Indianapolis IN