Moderate

* WHAT...Heat index values up to 106 expected. * WHERE...Payne, Alfalfa, and Woods Counties. * WHEN...From noon 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 expected. * WHERE...Portions of central, east central, northern, northwest, southeast, southern, southwest, and western Oklahoma. * WHEN...From noon 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...Dangerously hot conditions with temperatures up to 107 and heat index values up to 110 are expected Sunday afternoon. Temperatures up to 105 are expected Monday through Wednesday. * WHERE...Bastrop, Burnet, Caldwell, Fayette, Gonzales, Lavaca, Lee, Llano, Travis, and Williamson Counties. * WHEN...For the Extreme Heat Warning, until 7 PM CDT Sunday. For the Heat Advisory, from 7 PM Sunday to 7 PM CDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during

* WHAT...Temperatures up to 105 and heat index values up to 110 expected. * WHERE...Atascosa, Bexar, Comal, De Witt, Guadalupe, Hays, Karnes, and Wilson Counties. * WHEN...Until 7 PM CDT Wednesday. * 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...Temperatures up to 105 and heat index values up to 107 expected. * WHERE...Bandera, Blanco, Frio, Kendall, and Medina Counties. * WHEN...Until 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

At 1009 PM MDT, Doppler radar was tracking a strong thunderstorm near Corral Creek Guard Station, which is 17 miles east of Afton, moving east at 30 mph. HAZARD...Wind gusts up to 40 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could blow around unsecured objects. Minor hail damage to vegetation is possible. This storm will remain over mainly rural areas of west central Sublette and central Lincoln Counties, including the following

At 1011 PM MDT, Doppler radar was tracking a strong thunderstorm 12 miles south of Arriba, or 26 miles southeast of Limon, moving northeast at 20 mph. HAZARD...Wind gusts up to 50 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Mainly rural areas of Northeastern Lincoln County. Monitor the weather situation closely and be alert for threatening

* WHAT...Heat index values up to 113 expected. * WHERE...Bee, Coastal Aransas, Coastal Calhoun, Coastal Kleberg, Coastal Nueces, Coastal Refugio, Coastal San Patricio, Goliad, Inland Calhoun, Inland Kleberg, Inland Nueces, Inland Refugio, Inland San Patricio, Jim Wells, Live Oak, McMullen, and Victoria Counties. * WHEN...From noon 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

At 945 PM MDT, Doppler radar was tracking a strong thunderstorm near Rocking Star Ranch, or 11 miles northwest of Cheyenne, moving east at 25 mph. HAZARD...Wind gusts up to 50 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Federal, Rocking Star Ranch, Silver Sage Estates, North Cheyenne, Ranchettes, and Warren AFB.

At 946 PM MDT, Doppler radar was tracking a strong thunderstorm near Afton, moving east at 25 mph. HAZARD...Wind gusts up to 50 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could blow around unsecured objects. Minor hail damage to vegetation is possible. This storm will remain over mainly rural areas of west central Sublette and west central Lincoln Counties, including the following locations... Fairview, Afton Municipal Airport, and Lincoln County Fairgrounds.