Moderate

* WHAT...Heat index values up to 108 today and through the weekend are expected. * WHERE...Portions of north central, northwest, and south central Kentucky. * WHEN...For the first Heat Advisory, until 8 PM CDT /9 PM EDT/ this evening. For the second Heat Advisory, from 10 AM CDT /11 AM EDT/ Saturday to 8 PM CDT /9 PM EDT/ Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of

At 1214 PM EDT, Doppler radar was tracking a strong thunderstorm 7 miles south of Wilkerson, or 11 miles northeast of La Follette, moving southeast at 10 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Clairfield. If outdoors, consider seeking shelter inside a building.

* WHAT...Heat index values up to 108 to 111 expected. * WHERE...Portions of south central and southwest Alabama, northwest Florida, and southeast Mississippi. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 11 AM to 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.

* WHAT...Heat index values up to 108 to 111 expected. * WHERE...Portions of south central and southwest Alabama, northwest Florida, and southeast Mississippi. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 11 AM to 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.

At 1227 PM EDT, Doppler radar was tracking a strong thunderstorm near Burnsville, moving southeast at 15 mph. HAZARD...Wind gusts up to 50 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to outdoor objects is possible. Locations impacted include... Burnsville, Mount Mitchell State Park, Celo, and Micaville. If outdoors, consider seeking shelter inside a building.

* WHAT...Heat index values up to 110 degrees. * WHERE...Portions of central and south Mississippi, southeast Arkansas, and northeast Louisiana. * WHEN...Until 8 PM CDT Monday. * IMPACTS...High temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...Temperatures at night will not bring much relief as they struggle to fall below 80 in some cases. The threat for dangerous heat will continue into next week. Drink plenty of fluids, stay in an air-conditioned room, stay out of

* WHAT...For the Heat Advisory, heat index values up to 109 expected. For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 112 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 113 possible. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...For the Heat Advisory, until 8 PM CDT this evening. For the Extreme Heat Warning, from 11 AM to 8 PM CDT Saturday. For the

* WHAT...Heat index values up to 109. * WHERE...Portions of south central and southwest Arkansas, north central and northwest Louisiana, southeast Oklahoma, and east and northeast Texas. * WHEN...Until 8 PM CDT Monday. * 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. Take extra precautions when outside. Wear lightweight and loose

* WHAT...Heat index values exceeding 100 will be common in the afternoons, with some locations reaching or exceeding 105. * WHERE...Bledsoe, Bradley, Hamilton, Marion, McMinn, Meigs, Rhea, Sequatchie, and West Polk Counties. * WHEN...Until 8 PM EDT /7 PM CDT/ Sunday. * 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

* WHAT...Heat index values up to 109. * WHERE...All of Central Alabama. * WHEN...Until 9 PM CDT Sunday. * 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. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or