Moderate

Waves of 2 to 4 feet and moderate swim hazard conditions will gradually improve through the afternoon.

* WHAT...Heat index values up to 106. * WHERE...A portion of central North Carolina. * WHEN...Until 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 on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air-conditioned environments. Anyone overcome by heat

* WHAT...Dangerous swimming conditions due to 3-5 ft waves and rip currents. * WHERE...Benzie, Manistee and Southeast Chippewa Counties. * WHEN...Through this evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Cold water temperatures could lead to hypothermia if anyone enters the water unprepared or unintentionally. Remain out of the water to avoid hazardous swimming conditions.

* WHAT...High risk of rip currents. * WHERE...In Ohio, Lake and Ashtabula Lakeshore Counties. In Pennsylvania, Northern Erie County. * WHEN...Until 5 PM EDT this afternoon. * IMPACTS...Wind and wave action will cause currents on the lakeshore. Swimmers should not enter the water. Currents can carry swimmers away from shore through a sand bar and along structures extending out into the lake. Remain out of the water to avoid hazardous swimming conditions.

* WHAT...High risk of rip currents. * WHERE...Lorain and Cuyahoga Counties. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Wind and wave action will cause currents on the lakeshore. Swimmers should not enter the water. Currents can carry swimmers away from shore through a sand bar and along structures extending out into the lake. Remain out of the water to avoid hazardous swimming conditions.

At 927 AM CDT, Doppler radar was tracking a strong thunderstorm 4 miles northwest of May, moving northeast at 35 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 damage to outdoor objects is possible. Locations impacted include... Laverne, Buffalo, Fort Supply, May, and Rosston. If outdoors, consider seeking shelter inside a building.

At 900 AM CDT, Doppler radar was tracking a strong thunderstorm near Slapout, moving northeast 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 damage to outdoor objects is possible. Locations impacted include... Laverne, May, Rosston, and Catesby. If outdoors, consider seeking shelter inside a building.

* 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...Until 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

* WHAT...Heat index values up to 105 expected. * WHERE...Cabarrus, Mecklenburg, and Union Counties in North Carolina. * WHEN...Until 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* 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 this evening. * 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.