Moderate

* WHAT...Heat index values up to 110 expected. * WHERE...Portions of central Mississippi, southeast Arkansas, and northeast Louisiana. * WHEN...From 11 AM this morning to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat related illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

* WHAT...Heat index values up to 106 expected. * WHERE...Labette, Montgomery, and Neosho Counties. * WHEN...From 1 PM this afternoon to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Rain and snow showers with pockets of freezing rain and freezing drizzle at times. * WHERE...Central/Eastern Arctic Coast/Plains. * WHEN...Through Wednesday Morning, September 16th. * IMPACTS...Travel could be difficult at times. Pockets of freezing rain and freezing drizzle could lead to light ice accumulations and, as a result, slippery travel and surface conditions. * ADDITIONAL DETAILS...A warm front lifting northward will allow for warmer air to overrun the colder air already in place at the

* WHAT...Heat index values up to 105. * WHERE...Portions of south central Indiana and north central, northwest, and south central Kentucky. * WHEN...Until 8 PM EDT /7 PM CDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in

* WHAT...Dangerous rip currents. * WHERE...Georgia Beaches. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

* WHAT...Heat index values up to 106 expected. * WHERE...Pontotoc, Atoka, Bryan, Coal, Hughes, Johnston, Marshall, Carter, and Love Counties. * WHEN...From noon today to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerous rip currents and rough surf expected. * WHERE...Southeast Georgia and Northeast Florida Beaches. * WHEN...Through late Thursday night. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

* WHAT...Heat index values up to 107. * WHERE...Portions of East Arkansas, North Mississippi, Southeast Missouri, and West Tennessee. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Heat index values up to 107. * WHERE...Cullman and DeKalb Counties. * WHEN...Until 8 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat

* WHAT...Heat index values up to 109. * WHERE...In Alabama, Limestone, Madison, Morgan, Colbert, Franklin AL, Lauderdale, and Lawrence Counties. In Tennessee, Lincoln and Moore Counties. * WHEN...Until 8 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.