* WHAT. For the first Heat Advisory, heat index values up to 113 expected. For the second Heat Advisory, heat index values up to 110 expected. * WHERE. In Louisiana, Avoyelles, Rapides, and Vernon Parishes. In Texas, Northern Jasper, Northern Newton, and Tyler Counties. * WHEN. For the first Heat Advisory, from 11 AM this morning to 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. For the first Heat Advisory, heat index values up to 109 expected. For the second Heat Advisory, heat index values up to 109 expected. * WHERE. Hardin County. * WHEN. For the first Heat Advisory, from 11 AM this morning to 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 109 expected. * WHERE. Portions of south central and southeast Texas. * WHEN. From noon to 7 PM CDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. For the first Heat Advisory, heat index values up to 110 expected. For the second Heat Advisory, heat index values up to 108 expected. * WHERE. In Louisiana, Avoyelles, Rapides, and Vernon Parishes. In Texas, Hardin, Northern Jasper, Northern Newton, and Tyler Counties. * WHEN. For the first Heat Advisory, from 11 AM this morning to 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. For the first Heat Advisory, heat index values up to 108 expected. For the second Heat Advisory, heat index values up to 110 expected. * WHERE. A portion of southeast Texas. * WHEN. For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from noon to 7 PM CDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

The Flood Warning continues for the following rivers in Louisiana. Texas. Sabine River Near Deweyville Additional information is available at www.weather.gov. The next statement will be issued Wednesday morning at 1045 AM CDT. * WHAT. Minor flooding is occurring and minor flooding is forecast. * WHERE. Sabine River near Deweyville. * WHEN. Until Friday morning. * IMPACTS. At 25.0 feet, Lowest roads beside the river flood around Deweyville and subject to being closed. In addition, low-lying roads in Southwest Beauregard Parish are flooded including Robert Clark Road. Flooding occurs on the south side of Niblett Bluff Park with access roads to camp houses cut off around the park. Access roads to the river in Northeastern Orange County become flooded. * ADDITIONAL DETAILS. - At 9:45 AM CDT Tuesday the stage was 24.8 feet. - Recent Activity. The maximum river stage in the 24 hours ending at 9:45 AM CDT Tuesday was 24.8 feet. - Forecast. The river is expected to rise to a crest of 24.8 feet this afternoon. It will then fall below flood stage Thursday evening. - Flood stage is 24.0 feet. - http://www.weather.gov/safety/flood

The Flood Warning is extended for the following rivers in Louisiana. Texas. Sabine River Near Deweyville Additional information is available at www.weather.gov. The next statement will be issued Wednesday evening at 745 PM CDT. * WHAT. Minor flooding is occurring and minor flooding is forecast. * WHERE. Sabine River near Deweyville. * WHEN. Until early Saturday morning. * IMPACTS. At 24.0 feet, Minor lowland flooding will occur. * ADDITIONAL DETAILS. - At 6:45 PM CDT Tuesday the stage was 24.8 feet. - Recent Activity. The maximum river stage in the 24 hours ending at 6:45 PM CDT Tuesday was 24.8 feet. - Forecast. The river is expected to fall below flood stage early Friday afternoon and continue falling to 23.5 feet Sunday evening. - Flood stage is 24.0 feet. - http://www.weather.gov/safety/flood