Moderate

* WHAT...For the first Heat Advisory, heat index values up to 111. For the second Heat Advisory, heat index values up to 112 expected, as well as temperatures up to 100 to 103. * WHERE...Portions of south central and southwest Louisiana and southeast Texas. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 10 AM to 8 PM CDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

* WHAT...Hot conditions with afternoon high temperatures of 90 to 100 degrees expected, except 100 to 110 in Hells Canyon. This will pose a moderate to major risk of heat-related illness. * WHERE...Blue Mountains of Oregon and Washington, Wallowa County, Ochoco-John Day Highlands, Simcoe Highlands, and Lower Slopes of the Eastern Washington Cascades Crest. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of

* WHAT...Hot conditions with afternoon high temperatures of 95 to 105 degrees expected. This will pose a moderate to major risk of heat-related illness. * WHERE...Portions of central, north central, and northeast Oregon and central, south central, and southeast Washington. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Hot temperatures 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.

The combination of hot temperatures and humidity levels will produce heat index values between 108 and 111 degrees for several hours this afternoon into this evening. A few locations may briefly experience heat index values above 111 degrees. If spending time outside, drink plenty of water, wear light weight and light colored clothing, and take frequent breaks from the heat. Young children and pets should never be left unattended in vehicles.

* WHAT...West winds 10 to 20 mph with gusts up to 30 mph expected. * WHERE...Kern River Valley. * WHEN...From 2 PM this afternoon to 8 PM PDT this evening. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

At 133 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles southwest of Warsaw to 10 miles north of Lagoon. Movement was east at 15 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... Harrells, Garland, and Ivanhoe. If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with these storms and may lead

* WHAT...Temperatures up to 105 to 107. * WHERE...Collingsworth and Palo Duro Canyon Counties. * WHEN...Until 9 PM CDT Friday. * IMPACTS...Hot temperatures 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 shaded or air conditioned environments. Anyone overcome by heat

* WHAT...Temperatures up to 105 expected. * WHERE...Armstrong, Donley, Gray, Hemphill, Hutchinson, Roberts, and Wheeler Counties. * WHEN...From noon to 9 PM CDT Friday. * IMPACTS...Hot temperatures 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 132 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Waverly to 6 miles south of Sussex. Movement was northeast at 30 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down small trees and blow around unsecured objects. Wind impacting handling of high profile vehicles. Strong thunderstorms will be near... Waverly and Homeville around 140 PM EDT. Wakefield and Dendron around 145 PM EDT. Elberon around 155 PM EDT.

At 133 PM EDT, Doppler radar was tracking a strong thunderstorm near Longtown, or 7 miles northwest of Lake Wateree Dam, moving east at 20 mph. ...Boaters on Lake Wateree Should Seek Safe Harbor... 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... Lake Wateree Dam, Lake Wateree State Park, Liberty Hill, Longtown, Pine Grove Fire Station, and Lake Wateree near Highway 97.