FloodZoneMap.org

Flood — Franklin, IL

Mar 18, 2008

Torrential rainfall amounts from 6 to 12 inches occurred over a two-day period, causing an historic flood event. A very slow-moving cold front over southwest Illinois and southeast Missouri provided the focus for prolonged heavy rainfall. A deep southwest wind flow brought subtropical moisture across the frontal zone. Two-day rainfall amounts included 11.64 inches at Anna (Union County) and 11.50 inches at Galatia (Saline County). At the Carbondale airport, the two-day total was 6.61 inches. Oth

Source: NOAA National Weather Service Storm Events Database (event 84920). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Franklin, IL

This event is one of many recorded floods in Franklin County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Franklin County flood data →

More Flood Stories

Flash Flood$10K damage

Franklin, IL · Jul 19, 2025

As high pressure slowly crept northward towards the Quad State region, ridging remained over the middle Mississippi River Valley. A slow-moving MCS moved through the northeastern half of the Quad State midday to near sunset.

Read the full account →
Flash Flood$10K damage

Franklin, IL · Jul 19, 2025

As high pressure slowly crept northward towards the Quad State region, ridging remained over the middle Mississippi River Valley. A slow-moving MCS moved through the northeastern half of the Quad State midday to near sunset.

Read the full account →
Flood$500K damage

Franklin, IL · May 1, 2011

Heavy rainfall in March set the stage for major flooding when record-setting rains fell in April and May. At Paducah, 15.91 inches of rain fell in April, which was 10.96 inches above normal.

Read the full account →
Flood$40K damage

Franklin, IL · Jun 23, 2017

The remnants of Tropical Storm Cindy moved northward from the central Gulf coast, while a cold front approached the Ohio Valley from the northwest. The tropical moisture from Cindy was squeezed out by the approaching cold front.

Read the full account →