Louisiana, Mississippi Severe Flood Warning | Effective 06/18/2026 16:36

Headline: 
Flood Warning issued June 18 at 6:36PM CDT until June 18 at 9:30PM CDT by NWS New Orleans LA
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
June 18, 2026 - 4:36pm
Expires: 
June 18, 2026 - 7:30pm
Description: 
* WHAT...Urban areas and small streams flooding caused by excessive rainfall is expected. * 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 930 PM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 636 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. Flooding continues in portions of the warned area. Between 8 and 16 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.
Area Description: 
St. Tammany, LA; Hancock, MS; Harrison, MS; Pearl River, MS
Forcast Office: 
NWS New Orleans LA
Sender: 
w-nws.webmaster@noaa.gov