* WHAT. Southeast winds 15 to 25 kt with gusts up to 35 kt and seas 6 to 9 ft. * WHERE. Portions of and the coastal lakes and bays of the Gulf of Mexico. * WHEN. Until 7 PM CDT Monday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. For the first Heat Advisory, heat index values up to 112 expected. * WHERE. Assumption, Central Plaquemines, Lower Jefferson, Lower St. Bernard, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, and Upper Terrebonne Parishes. * WHEN. For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Monday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 112. * WHERE. Portions of southeast Louisiana and southern Mississippi. * WHEN. For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Monday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

At 728 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Lydia to 6 miles west of Pierre Part to near Morgan City. Movement was north at 15 mph. HAZARD. Wind gusts up to 40 mph. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include. New Iberia, Morgan City, Catahoula, Patterson, Jeanerette, Berwick, Bayou Vista, Stephensville, Loreauville, Patterson Memorial Airport, Lydia, Amelia, Bayou Geneve, and Lake Fausse Pointe.

* WHAT. Heat index values up to 109 expected. * WHERE. Portions of southeast Louisiana and southern Mississippi. * WHEN. From 11 AM to 7 PM CDT Monday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Southeast winds 20 to 25 kt with gusts up to 35 kt and seas 6 to 10 ft. * WHERE. Portions of and the coastal lakes and bays of the Gulf of Mexico. * WHEN. Until 7 PM CDT Monday. * IMPACTS. Conditions will be hazardous to small craft.