Moderate

* WHAT...Maximum heat index values of 105 to 110 expected. * WHERE...Portions of east central, southeast, southern, and southwest Oklahoma and northern Texas. * WHEN...From 11 AM this morning to 8 PM CDT 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.

At 155 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Bellwood to near Sutherland to near Fort Barfoot. Movement was east at 40 mph. HAZARD...Wind gusts up to 40 mph, heavy rain, and frequent lightning. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Reduced visibility and minor flooding possible. Frequent cloud to ground lightning strikes. Locations impacted include...

* WHAT...Heat index values up to 107 and temperatures up to 105. * WHERE...Most of North 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 and temperatures up to 105. * WHERE...Bosque, Falls, Freestone, Hill, Limestone, McLennan, Leon, and Robertson Counties. * WHEN...From noon today to 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

At 1257 AM CDT/1157 PM MDT/, Doppler radar was tracking a strong thunderstorm 12 miles northwest of Mullen, moving southeast at 30 mph. HAZARD...Wind gusts of 50 to 55 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... Mullen, Seneca, Hecla, and Kelso. This includes the following highways... Highway 2 between mile markers 173 and 197.

* WHAT...Heat index values up to 109 expected. * WHERE...Across the OBX, and areas north and west of Craven and Pamlico Counties. * 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. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in

At 133 AM EDT, Doppler radar was tracking a strong thunderstorm over Winslow, or near Oakland City, moving east at 25 mph. HAZARD...Wind gusts up to 40 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... Petersburg and Winslow. This includes Interstate 69 in Indiana between Mile Markers 39 and 52. If outdoors, consider seeking shelter inside a building.

At 119 AM EDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Manakin to near Amelia Courthouse to near Keysville. Movement was southeast at 40 mph. HAZARD...Wind gusts up to 40 mph, heavy rain, and frequent lightning. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Reduced visibility and minor flooding possible. Frequent cloud to ground lightning strikes. Locations impacted include...

At 120 AM EDT, Doppler radar was tracking cluster of showers and thunderstorms with gusty winds along a line extending from 11 miles south of Elon to 8 miles northwest of Siler City to 8 miles west of Asheboro. Movement was east at 25 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Chapel Hill, Asheboro, Pittsboro, North Carolina Zoo, Siler City,

At 1223 AM CDT, Doppler radar was tracking a strong thunderstorm 20 miles north of Whitman, or 31 miles northwest of Mullen, moving southeast at 30 mph. HAZARD...Wind gusts of 50 to 55 mph and nickel 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... Whitman Road crossing the North Branch of the Middle Loup River, Speckel Meir Lake, Sevenmile Hill, and Hire.