Expected

* WHAT...Heat index values up to 105 expected. * WHERE...Portions of Central Texas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities. Take extra precautions when outside by staying hydrated, wearing lightweight and loose fitting clothing, and limiting strenuous activities to the early morning or evening. Check up on relatives and

* WHAT...Heat index values up to 106 expected today. Temperatures up to 104 on Sunday. * WHERE...Portions of north central and northeast Texas. * WHEN...Until 8 PM CDT Sunday. * IMPACTS...Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities. Take extra precautions when outside by staying hydrated, wearing lightweight and loose fitting clothing, and limiting strenuous

* WHAT...For the Extreme Heat Warning in effect today and the Extreme Heat Warning tomorrow, expect dangerously hot conditions with heat index values up to 115. * WHERE...All of southeast Louisiana and southern Mississippi. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the second Extreme Heat Warning, from 11 AM to 8 PM CDT Sunday. For the Extreme Heat Watch, from Monday morning through Monday evening. * IMPACTS...Heat related illnesses increase significantly during

* WHAT...For the Extreme Heat Warning in effect today and the Extreme Heat Warning tomorrow, expect dangerously hot conditions with heat index values up to 115. * WHERE...All of southeast Louisiana and southern Mississippi. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the second Extreme Heat Warning, from 11 AM to 8 PM CDT Sunday. For the Extreme Heat Watch, from Monday morning through Monday evening. * IMPACTS...Heat related illnesses increase significantly during

* 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 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.

* 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 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.

* WHAT...Heat index values from 110 to 115 are expected both Saturday afternoon and Sunday afternoon. Overnight lows in the upper 70s to lower 80s are expected Saturday night. * WHERE...In Arkansas, Southern Crawford and North and Central Sebastian Counties. In Oklahoma, Central and Southern Sequoyah, Okfuskee, Haskell, McIntosh, Northern Le Flore, and Pittsburg Counties. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the Heat Advisory, from 8 PM this evening to noon CDT

* WHAT...Heat index values from 110 to 115 are expected both Saturday afternoon and Sunday afternoon. Overnight lows in the upper 70s to lower 80s are expected Saturday night. * WHERE...In Arkansas, Southern Crawford and North and Central Sebastian Counties. In Oklahoma, Central and Southern Sequoyah, Okfuskee, Haskell, McIntosh, Northern Le Flore, and Pittsburg Counties. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the Heat Advisory, from 8 PM this evening to noon CDT

* WHAT...Heat index values from 110 to 115 are expected both Saturday afternoon and Sunday afternoon. Overnight lows in the upper 70s to locally, the mid 80s are expected Saturday night. * WHERE...Portions of east central and northeast Oklahoma. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the Heat Advisory, from 8 PM this evening to noon CDT Sunday. For the second Extreme Heat Warning, from noon to 8 PM CDT Sunday. * IMPACTS...Heat related illnesses increase significantly during

* WHAT...Heat index values from 110 to 115 are expected both Saturday afternoon and Sunday afternoon. Overnight lows in the upper 70s are expected Saturday night. * WHERE...Central and Southern Franklin County. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the Heat Advisory, from 8 PM this evening to noon CDT Sunday. For the second Extreme Heat Warning, from noon to 8 PM CDT Sunday. * IMPACTS...Heat related illnesses increase significantly during