Moderate

* WHAT...Heat index values up to 107 and temperatures up to 105. * WHERE...Most of North 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 activities to the early morning or evening. Check up on relatives and

At 1150 PM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Voda to near Cedar Bluff. Movement was northeast at 45 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... Palco and Damar. If outdoors, consider seeking shelter inside a building.

At 1156 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Ogallah to 7 miles north of McCracken. Movement was northeast at 40 mph. HAZARD...Wind gusts up to 50 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. Strong thunderstorms will be near... Ogallah and Riga around 1200 AM CDT. Ellis around 1205 AM CDT.

* WHAT...Heat index values of 108 to 112 expected. * WHERE...Portions of southwest and west central Florida. * WHEN...From 11 AM this morning to 7 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.

* 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.