Louisiana, Mississippi Severe Flood Warning | Effective 06/18/2026 13:33

Headline: 
Flood Warning issued June 18 at 3:33PM CDT until June 18 at 6:30PM CDT by NWS New Orleans LA
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
June 18, 2026 - 1:33pm
Expires: 
June 18, 2026 - 4:30pm
Description: 
* WHAT...Urban areas, creeks and rivers flooding caused by excessive rainfall is occurring. A FLASH FLOOD EMERGENCY REMAINS IN EFFECT FOR AREAS NEAR ANCHOR LAKE * WHERE...Southeastern St. Tammany Parish in southeastern Louisiana... Hancock County in southern Mississippi... Harrison County in southern Mississippi... Southeastern Pearl River County in southern Mississippi... * WHEN...Until 630 PM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Several structures are flooded and some sand bagging operations are continuing. Streams continue to rise due to excess runoff from earlier rainfall. Local media have reported water rescues. * ADDITIONAL DETAILS... - At 331 PM CDT, Doppler radar indicated flooding. Between 8 and 14 inches of rain have fallen. - Flooding impacts will continue, but no additional rainfall is expected. - Some locations that will experience flooding include... Slidell, Picayune, Bay St. Louis, Waveland, Diamondhead, Eden Isle, Pearl River, Kiln, Stennis Space Center, Shoreline Park, Mcneil, Pearlington, Lyman, Saucier and Slidell Airport. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Stay away or be swept away. River banks and culverts can become unstable and unsafe. 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; Harrison, MS; Pearl River, MS
Forcast Office: 
NWS New Orleans LA