* WHAT. Heat index values near 108 expected. * WHERE. Portions of southeast Louisiana and southern Mississippi. * WHEN. From noon today to 8 PM CDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values 108 to 111 expected. * WHERE. Lower Iberia, Lower St. Martin, Lower St. Mary, Upper St. Mary, East Cameron, Lower Vermilion, and West Cameron Parishes. * WHEN. From noon today to 8 PM CDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values 108 to 111 expected. * WHERE. Portions of central, south central, southwest, and west central Louisiana and southeast Texas. * WHEN. From noon today to 8 PM CDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

The Flood Warning is extended for the following rivers in Louisiana. Calcasieu River near White Oak Park Mermentau River Near Mermentau . The Flood Warning continues for the following rivers in Texas. Louisiana. Neches River Near Evadale Calcasieu River Near Salt Water Barrier Sabine River Near Deweyville Neches River at Neches River Saltwater Barrier . The Flood Warning is cancelled for the following rivers in Louisiana. Calcasieu River Near Glenmora Additional information is available at www.weather.gov. The next statement will be issued this morning at 1130 AM CDT. * WHAT. Minor flooding is forecast. * WHERE. Mermentau River near Mermentau. * WHEN. Until early Tuesday morning. * IMPACTS. At 4.0 feet, Minor lowland flooding near the river will occur. * ADDITIONAL DETAILS. - At 9:15 AM CDT Sunday the stage was 4.0 feet. - Forecast. The river is expected to rise to a crest of 4.0 feet this afternoon. It will then fall below flood stage early tomorrow afternoon. - Flood stage is 4.0 feet. - http://www.weather.gov/safety/flood

The Flood Warning continues for the following rivers in Texas. Louisiana. Neches River at Neches River Saltwater Barrier Calcasieu River near White Oak Park Mermentau River Near Mermentau Sabine River Near Deweyville Neches River Near Evadale . The Flood Warning is cancelled for the following rivers in Louisiana. Calcasieu River Near Salt Water Barrier Additional information is available at www.weather.gov. The next statement will be issued this evening at 1000 PM CDT. * WHAT. Minor flooding is forecast. * WHERE. Mermentau River near Mermentau. * WHEN. Until early Tuesday morning. * IMPACTS. At 4.0 feet, Minor lowland flooding near the river will occur. * ADDITIONAL DETAILS. - At 8:15 PM CDT Sunday the stage was 4.0 feet. - Forecast. The river is expected to rise to a crest of 4.0 feet just after midnight tonight. It will then fall below flood stage early tomorrow afternoon. - Flood stage is 4.0 feet. - http://www.weather.gov/safety/flood