Moderate

* WHAT...Heat index values up to 105 possible. * WHERE...In North Carolina, Caswell, Rockingham, and Stokes Counties. In Virginia, Appomattox, Buckingham, Campbell, Charlotte, Halifax, Henry, and Pittsylvania 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.

At 1207 AM CDT, Doppler radar indicated strong thunderstorms along a line extending from 4 miles southeast of Sequoyah State Park to 3 miles southwest of Tullahassee. Movement was east at 35 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down small tree limbs and blow around unsecured objects. Locations in or near the path include... Muskogee... Fort Gibson... Okay... Porter...

At 1214 AM CDT, Doppler radar was tracking a strong thunderstorm near Lake Arrowhead, moving southeast at 15 mph. HAZARD...Wind gusts of 40 mph and half inch 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... Scotland, Windthorst, Lake Arrowhead, and Bluegrove. If outdoors, consider seeking shelter inside a building.

At 117 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 8 miles northeast of Bloomville to near Bucyrus. Movement was east at 55 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... Mansfield, Norwalk, Bucyrus, Shelby, Bellevue, Willard, Ontario, Plymouth, Northern Milan, Milan, New Washington, Chatfield,

At 118 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Almont to near Clinton Township to near Grosse Ile. Movement was east at 50 mph. HAZARD...Wind gusts around 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near... St. Clair Shores, Mount Clemens, New Baltimore, Richmond, Grosse Pointe, Capac, Clinton Township, and Armada around 125 AM EDT.

* WHAT...High temperatures of 96 to 105 expected for most valley locations. Moderate to Major HeatRisk expected. * WHERE...Lake County, and Southeastern Interior Mendocino. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses especially for those without cooling or hydration. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

At 1254 AM EDT, strong thunderstorms were located along a line extending from near Richwood to near Cedarville, moving east 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... Columbus, Dublin, Westerville, Reynoldsburg, Grove City, Delaware, Upper Arlington, Gahanna, Hilliard, Worthington, Bexley, London, Jefferson, Pataskala, Powell, Groveport, Johnstown, Sunbury, Plain

* WHAT...Heat index values up to 101 degrees expected. * WHERE...Franklin County. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Some showers and thunderstorms today may provide local relief from the heat, but it will remain very humid. Drink plenty of fluids, stay out of the sun, and stay in an air-conditioned room. Check up on relatives and neighbors, and provide pets with adequate water and shelter from the sun.

* WHAT...Heat index values up to 104. * WHERE...Adams, Cumberland, Dauphin, Lancaster, Lebanon, and York Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Some showers and thunderstorms today may provide local relief from the heat, but it will remain very humid. Drink plenty of fluids, stay out of the sun, and stay in an air-conditioned room. Check up on relatives and neighbors, and provide pets with adequate

* WHAT...Heat index values around 105F expected. * WHERE...Portions of DC, central, northeast, northern, and southern Maryland, and central and northern Virginia. * 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