Station Name: MISSISSIPPI SOUND AT USGS MERRILL SHELL BANK LIGHT
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
Pass Christian, MS
Harris County

GPS Coordinates: 30.23825405, -89.24281939

Nearby Water Temperatures

Flood Warning issued January 11 at 11:18AM CST by NWS New Orleans LA

Effective: Sun January 11, 2026, 11:18 AM
Expires: Mon January 12, 2026, 3:30 AM

...The Flood Warning continues for the following rivers in Louisiana...Mississippi... Tickfaw River at Liverpool affecting St. Helena Parish. Tickfaw River Near Holden affecting Livingston Parish. Bogue Chitto River Near Tylertown affecting Walthall and Pike Counties. Tickfaw River Near Montpelier affecting St. Helena Parish. Tangipahoa River Near Kentwood affecting Tangipahoa Parish. Tangipahoa River At Osyka affecting Pike County. Tangipahoa River Near Robert affecting Tangipahoa Parish. Bogue Chitto River Near Bush affecting St. Tammany Parish. For the Tickfaw River...including Liverpool, Holden, Montpelier... Minor flooding is forecast. For the Tangipahoa River...including Osyka, Kentwood, Robert... Moderate flooding is forecast. For the Bogue Chitto River...including Tylertown, Franklinton, Bush...Major flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Bogue Chitto River near Bush. * WHEN...From this evening until further notice. * IMPACTS...At 13.0 feet, Homes in low-lying areas on the downstream side of Louisiana Highway 21 near the bridge will flood. The access road upstream of the bridge will remain inundated. * ADDITIONAL DETAILS... - At 10:15 AM CST Sunday the stage was 10.0 feet. - Bankfull stage is 9.0 feet. - Forecast...The river is expected to rise above flood stage late this evening and continue rising to a crest of 13.5 feet early Tuesday afternoon. - Flood stage is 11.0 feet. - http://www.weather.gov/safety/flood

Motorists should not attempt to drive around barricades or drive cars through flooded areas. To escape rising water, take the shortest path to higher ground. 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. Caution is urged when walking near riverbanks. Even 6 inches of fast-moving flood water can knock you off your feet and a depth of 2 feet will float your car. Never try to walk, swim, or drive through such swift water. If you come upon flood waters, stop, turn around and go another way. 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 late tonight at 145 AM CST.

Flood Warning issued January 11 at 7:36PM CST until January 16 at 6:00PM CST by NWS New Orleans LA

Effective: Sun January 11, 2026, 7:36 PM
Expires: Mon January 12, 2026, 11:45 AM

...The Flood Warning is extended for the following rivers in Louisiana... Bogue Chitto River At Franklinton affecting Washington Parish. ...The Flood Warning continues for the following rivers in Louisiana... Bogue Chitto River Near Bush affecting St. Tammany Parish. For the Bogue Chitto River...including Tylertown, Franklinton, Bush...Moderate flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Bogue Chitto River near Bush. * WHEN...From late tonight to Friday evening. * IMPACTS...At 13.0 feet, Homes in low-lying areas on the downstream side of Louisiana Highway 21 near the bridge will flood. The access road upstream of the bridge will remain inundated. * ADDITIONAL DETAILS... - At 7:15 PM CST Sunday the stage was 10.5 feet. - Bankfull stage is 9.0 feet. - Forecast...The river is expected to rise above flood stage just after midnight tonight to a crest of 13.5 feet early Tuesday afternoon. It will then fall below flood stage early Friday afternoon. - Flood stage is 11.0 feet. - http://www.weather.gov/safety/flood

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. Caution is urged when walking near riverbanks. 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 Monday morning at 1145 AM CST.