Mississippi Severe Flood Warning | Effective 06/18/2026 18:34

Headline: 
Flood Warning issued June 18 at 8:34PM CDT until June 20 at 5:55AM CDT by NWS New Orleans LA
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 18, 2026 - 6:34pm
Expires: 
June 19, 2026 - 12:45pm
Description: 
...The Flood Warning is extended for the following rivers in Mississippi... Jourdan River Near Kiln/Bay St. Louis affecting Hancock County. Biloxi River Near Lyman affecting Harrison County. Tchoutacabouffa River Above D'Iberville affecting Harrison County. ...The Flood Warning continues for the following rivers in Mississippi... Wolf River Above Gulfport affecting Harrison County. For the Jourdan River...including Kiln/Bay St. Louis...Moderate flooding is forecast. For the Wolf River...including Gulfport...Moderate flooding is forecast. For the Biloxi River...including Lyman...Moderate flooding is forecast. For the Tchoutacabouffa River...including D'Iberville...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Jourdan River near Kiln/Bay St. Louis. * WHEN...Until late Friday night. * IMPACTS...At 8.0 feet, The Jourdan River Steamer restaurant will flood. Drainage ditches along Mississippi Highway 43 will be running full and near the shoulder of the road at the bridge approach. Water will cover most of the Jourdan River Steamer property and residential property on the south bank. * ADDITIONAL DETAILS... - At 7:45 PM CDT Thursday the stage was 7.9 feet. - Bankfull stage is 4.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:45 PM CDT Thursday was 7.9 feet. - Forecast...The river will oscillate above flood stage with a maximum value of 9.0 feet tomorrow morning. It will fall below flood stage late tomorrow evening. - Flood stage is 6.0 feet. - Flood History...This crest compares to a previous crest of 9.5 feet on 08/31/2021. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. Additional information is available at www.weather.gov/lix. Click on the Rivers and Lakes menu for forecasts and observations. The next statement will be issued when updates are needed.
Area Description: 
Hancock, MS
Forcast Office: 
NWS New Orleans LA