Moderate

* WHAT...For the Heat Advisory, heat index values up to 105 expected. For the Extreme Heat Warning, dangerously hot conditions with heat index values of 110 to 115 expected. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...For the Heat Advisory, until noon CDT Sunday. For the Extreme Heat Warning, from noon to 8 PM CDT Sunday. * IMPACTS...Heat related illnesses increase significantly during

* WHAT...Heat index values up to 108. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...Until 8 PM CDT Sunday. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities. 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 up to 108. * WHERE...Northeast Osage, Pawnee, and Western Osage Counties. * WHEN...Until 8 PM CDT Sunday. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities. 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.

* WHAT...For the Heat Advisory, heat index values up to 106. For the Extreme Heat Warning, dangerously hot conditions with heat index values of 110 to 115 expected. * WHERE...Central and Southern Franklin County. * WHEN...For the Heat Advisory, until noon CDT Sunday. For the Extreme Heat Warning, from noon to 8 PM CDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Heat related illnesses are possible especially impacting those not acclimated to the

* WHAT...Heat index values up to 112 expected. * WHERE...Northeast and north central Florida and southeast Georgia. * WHEN...From 11 AM this morning to 8 PM EDT 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

At 1143 PM CDT/1043 PM MDT/, Doppler radar was tracking a strong thunderstorm near Sutherland, or 22 miles west of North Platte, moving southeast at 15 mph. HAZARD...Wind gusts up to 40 mph and half inch 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... Sutherland, Hershey, Sutherland Reservoir State Recreation Area, Sarben, Coker, O'Fallons, and Birdwood.

At 1115 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 9 miles north of Utica to 7 miles southwest of Ness City. Movement was northeast at 55 mph. HAZARD...Wind gusts of 50 to 55 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. Strong thunderstorms will be near... Ness City, Ransom, and Arnold around 1120 PM CDT. Trego Center around 1130 PM CDT.

At 1116 PM CDT/1016 PM MDT/, Doppler radar was tracking a strong thunderstorm near Sarben, or 23 miles east of Ogallala, moving east at 15 mph. HAZARD...Wind gusts up to 40 mph and half inch 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... Sutherland, Sarben, Coker, O'Fallons, and Big Bald Hill. This includes Interstate 80 in Nebraska between mile markers 153 and

* WHAT...Heat index values up to 109. * WHERE...A portion of central Alabama. * WHEN...Until 9 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. 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

* WHAT...Heat index values of 108 to 111 expected. * WHERE...Portions of south central and southwest Alabama, northwest Florida, and southeast Mississippi. * WHEN...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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning