Moderate

* WHAT...Temperatures values up to 105 expected. * WHERE...Palo Duro Canyon State Park. * WHEN...From 1 PM to 7 PM CDT Tuesday. * 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

* WHAT...High temperatures of 104 to 107 * WHERE...Most of El Paso County and the Rio Grande Valley of Hudspeth County * WHEN...From 11 AM to 9 PM MDT Tuesday. * 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.

* WHAT...High temperatures of 103 to 106 * WHERE...Most of Dona Ana and Luna Counties * WHEN...From 11 AM to 9 PM MDT Tuesday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...The advisory includes Las Cruces, Hatch, Deming, and Columbus. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Temperatures up to 109 expected. * WHERE...Western low rolling plains, Eddy County Plains, Dawson, Borden, Martin, and Howard. * WHEN...From noon MDT /1 PM CDT/ to 7 PM MDT /8 PM CDT/ Tuesday. * IMPACTS...Pets may succumb to the effects of extreme heat. The elderly, very young, sick, and people with heart conditions are most at risk in extreme heat. Drink plenty of fluids even if you don't feel thirsty, but avoid alcohol and caffeine. Stay in an air-conditioned room, stay out of

* WHAT...For the Davis, Guadalupe, Chinati, and Delaware Mountains, temperatures up to 99 expected. For the Davis Mountain Foothills, Marfa Plateau, and Central Brewster County, temperatures up to 104 expected. For Central and Southern Lea County, as well as Andrews, Gaines, Ward, and Winkler Counties, temperatures up to 107 expected. * WHERE...Portions of southeast New Mexico and southwest and western Texas. * WHEN...From noon MDT /1 PM CDT/ to 7 PM MDT /8 PM CDT/ Tuesday.

At 911 PM MDT, Doppler radar was tracking strong thunderstorms along a line extending from 10 miles west of Sand Draw to 13 miles west of South Pass Rest Area. Movement was southeast at 30 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near... South Pass City and South Pass Rest Area around 915 PM MDT. Oregon Buttes around 930 PM MDT.

* WHAT...Heat index values up to 109 expected. * WHERE...Hardin, Lower Jefferson, Northern Orange, Southern Jasper, Southern Newton, Southern Orange, and Upper Jefferson Counties. * WHEN...From noon to 7 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

At 846 PM MDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from 11 miles northeast of Orin to 8 miles southwest of Bordeaux. Movement was east at 30 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Wheatland, Lusk, Guernsey, Fort Laramie, Chugwater, Glendo, Manville, Hartville, Orin, Chugcreek, Esterbrook, Lakeview North, Sibley Peak,

At 748 PM PDT, Doppler radar was tracking a gust front near Flat Top Mountain, or 25 miles west of Rome, moving northeast at 30 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Areas of blowing dust reducing visibility. Locations impacted include... Burns Junction, Flat Top Mountain, Crooked Creek State Park, Antelope Spring, Tencent Lake, Coffin Butte, Juniper Lake, Table

At 956 PM CDT/856 PM MDT/, Doppler radar was tracking a cluster of strong thunderstorms 14 miles west of Brownlee, or 18 miles north of Mullen, moving southeast at 30 mph. HAZARD...Wind gusts up to 50 mph and penny 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... Seneca, Brownlee, Highway 97 crossing the North Loup River, Marsh