Expected

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 114. For the Heat Advisory, heat index values up to 108 expected. * WHERE...Collin, Dallas, Denton, Hunt, Kaufman, Rockwall, Tarrant, Rains, and Van Zandt Counties. * WHEN...For the Extreme Heat Warning, until 8 PM CDT Wednesday. For the Heat Advisory, from 8 PM Wednesday to 8 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high

* WHAT...Dangerously hot conditions with heat index values up to 111. * WHERE...Cooke, Grayson, Montague, and Hopkins Counties. * WHEN...Until 8 PM CDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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...Dangerously hot conditions with heat index values up to 112. * WHERE...Caldwell, Grant, Jackson, La Salle, Lincoln, Ouachita, and Winn Parishes. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car

* WHAT...Dangerously hot conditions with heat index values up to 114. * WHERE...Portions of northwest Louisiana and east and northeast Texas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Morgan County in southeastern Ohio... Perry County in southeastern Ohio... Northwestern Washington County in southeastern Ohio... * WHEN...Until 500 AM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. It will take several hours for all the water from these storms to work through local drainage systems in urban areas. * ADDITIONAL DETAILS...

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Northeastern Braxton County in north central West Virginia... Northeastern Calhoun County in north central West Virginia... Northern Gilmer County in north central West Virginia... Central Lewis County in northern West Virginia... Southern Ritchie County in northwestern West Virginia... * WHEN...Until 630 AM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring.

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...Portions of central, south central, southwest, and west central Louisiana and southeast Texas. * WHEN...From 10 AM to 8 PM CDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car

* WHAT...Flooding caused by excessive rainfall is occurring along the Little Patuxent River. * WHERE...A portion of central Maryland, including the following counties, Anne Arundel and Howard. * WHEN...Until 630 AM EDT Wednesday. * IMPACTS...Streams continue to rise due to excess runoff from earlier rainfall. At minor flood stage, riverside trails begin to flood. Water also approaches fields off Bald Eagle Drive, and approach Brock Bridge Road. * ADDITIONAL DETAILS...

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...North Central Gilmer County in north central West Virginia... Barbour County in northeastern West Virginia... Northwestern Randolph County in northeastern West Virginia... Northeastern Upshur County in northeastern West Virginia... Doddridge County in northern West Virginia... Harrison County in northern West Virginia... Northern Lewis County in northern West Virginia... Taylor County in northern West Virginia...

* WHAT...Small stream flooding caused by excessive rainfall is expected. * WHERE...Southwestern Guernsey County in east central Ohio... Muskingum County in east central Ohio... Northwestern Noble County in east central Ohio... * WHEN...Until 600 AM EDT Wednesday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 1158 PM EDT, Doppler radar indicated heavy rain due to