Louisiana, Mississippi Severe Flash Flood Warning | Effective 06/18/2026 07:24

Headline: 
Flash Flood Warning issued June 18 at 9:24AM CDT until June 18 at 11:30AM CDT by NWS New Orleans LA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 18, 2026 - 7:24am
Expires: 
June 18, 2026 - 9:30am
Description: 
FFWLIX The National Weather Service in New Orleans has extended the * Flash Flood Warning for... Southeastern St. Tammany Parish in southeastern Louisiana... Central Hancock County in southern Mississippi... Southeastern Pearl River County in southern Mississippi... * Until 1130 AM CDT. * At 924 AM CDT, emergency management reported thunderstorms producing heavy rain in multiple streets reported with up to a foot of water of inundation in Picayune, MS. Life-threatening flash flooding is expected or imminent in Picayune and Nicholson, Mississippi. Between 6 and 10 inches of rain have fallen. Additional rainfall amounts of 2 to 4 inches are possible in the warned area. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Emergency management reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Slidell, Picayune, Eden Isle, Pearl River, Stennis Space Center, Pearlington and Slidell Airport.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. 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.
Area Description: 
St. Tammany, LA; Hancock, MS; Pearl River, MS
Forcast Office: 
NWS New Orleans LA