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

Headline: 
Flood Warning issued June 18 at 8:34PM CDT until June 21 at 8:08AM 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...Biloxi River near Lyman. * WHEN...Until Sunday morning. * IMPACTS...At 17.0 feet, There will be major flooding on Loraine Road near the Lorraine Road bridge. Major roads will be closed including Lamey Bridge Road and Old Highway 49 at the Little Biloxi River. Major flooding will occur in Retreat and Riverland Village Subdivisions. * ADDITIONAL DETAILS... - At 7:45 PM CDT Thursday the stage was 15.2 feet. - Bankfull stage is 9.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:45 PM CDT Thursday was 15.2 feet. - Forecast...The river will rise to 17.5 feet early tomorrow afternoon. It will then fall below flood stage early Sunday morning to 6.2 feet Monday evening. It will rise to 6.7 feet early Tuesday morning. It will then fall to 6.0 feet early Tuesday afternoon. It will then rise again but remain below flood stage. - Flood stage is 12.0 feet. - Flood History...This crest compares to a previous crest of 17.5 feet on 04/28/2016. - 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: 
Harrison, MS
Forcast Office: 
NWS New Orleans LA
Sender: 
w-nws.webmaster@noaa.gov