Moderate

* WHAT...For todays Heat Advisory, heat index values up to 109 expected. For Saturdays Heat Advisory, heat index values up to 109 expected. * WHERE...Portions of central, east central, northern, northwest, southeast, southern, and southwest Oklahoma and northern Texas. * WHEN...For todays Heat Advisory, until 7 PM CDT this evening. For Saturdays Heat Advisory, from noon to 7 PM CDT. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

* WHAT...Heat index values up to 109 expected. * WHERE...Portions of central, northwest, southwest, and western Oklahoma. * WHEN...Until 7 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 1223 PM CDT, Doppler radar was tracking a strong thunderstorm over Longview, or near Starkville, moving northwest at 20 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. This strong thunderstorm will be near... Maben and Pheba around 1240 PM CDT. Mathiston and Sherwood around 1245 PM CDT. Cumberland around 1250 PM CDT.

At 126 PM EDT, Doppler radar was tracking a strong thunderstorm capable of producing a landspout near Yulee, or 8 miles southwest of Fernandina Beach, moving north at 10 mph. HAZARD...Landspouts and wind gusts around 40 mph. SOURCE...Radar indicated. IMPACT...Minor damage to outdoor objects is possible. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Fernandina Beach and Yulee. If outdoors, consider seeking shelter inside a building.

At 129 PM EDT, Doppler radar was tracking a strong thunderstorm near Olive Hill, moving southeast 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... Grayson, Olive Hill, Grayson Lake State Park, Denton, Grahn, Willard, and Hitchins. This includes Interstate 64 in Kentucky between mile markers 161 and 173. If outdoors, consider seeking shelter inside a building.

At 1203 PM CDT, Doppler radar was tracking a strong thunderstorm near Cypress, or near Addicks Park Ten, moving northeast at 10 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... Tomball, Jersey Village, Pinehurst, Addicks Park Ten, Spring, Magnolia, Stagecoach, Willowbrook, Cypress, Hooks Airport, and

* WHAT...Heat index values up to 110 expected. * WHERE...Portions of southeast Arkansas, northeast Louisiana, and central, east central, north central, northeast, northwest, south central, southwest, and west central Mississippi. * WHEN...For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...Periods of dangerous heat will continue into this weekend.

* WHAT...Heat index values up to 110 expected. * WHERE...Portions of southeast Arkansas, northeast Louisiana, and central, east central, north central, northeast, northwest, south central, southwest, and west central Mississippi. * WHEN...For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...Periods of dangerous heat will continue into this weekend.

At 1213 PM CDT, Doppler radar was tracking a strong thunderstorm near New Albin, or 11 miles northwest of Lansing, moving east at 30 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. This strong thunderstorm will be near... New Albin around 1220 PM CDT. Other locations impacted by this storm include Rush Creek, County 5

* WHAT...For today's Heat Advisory, heat index values around 108. For Saturday's Heat Advisory, heat index values up to 110 possible. * WHERE...Chesterfield, Northern Lancaster, and Southern Lancaster Counties. * WHEN...For today's Heat Advisory, until 8 PM EDT this evening. For Saturday's Heat Advisory, from 11 AM to 8 PM EDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of