Severe

* WHAT...Dangerously hot conditions. Afternoon temperatures 109 to 121 expected. Extreme Heat Risk. * WHERE...Mostly rural portions of southwest Arizona and southeast California, including Joshua Tree National Park. * WHEN...From 10 AM MST /10 AM PDT/ Thursday to 8 PM MST /8 PM PDT/ Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. An Extreme Heat Warning means that a period of very hot temperatures,

* WHAT...Dangerously hot conditions. Afternoon temperatures 100 to 115 expected. Major to locally Extreme Heat Risk. * WHERE...Dripping Springs, Globe/Miami, Mazatzal Mountains, New River Mesa, Pinal/Superstition Mountains, Rio Verde/Salt River, San Carlos, Southeast Gila County, Superior, and Tonto Basin. * WHEN...From 10 AM Thursday to 8 PM MST Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death.

* WHAT...Dangerously hot conditions. Afternoon temperatures 110 to 121. Major to Extreme Heat Risk. * WHERE...In Arizona, Parker Valley and Yuma. In California, Chuckwalla Valley, Imperial Valley, and Palo Verde Valley. * WHEN...Until 8 PM MST /8 PM PDT/ Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. An Extreme Heat Warning means that a period of very hot temperatures,

* WHAT...Dangerously hot conditions. Afternoon temperatures 110 to 117. Major to Extreme Heat Risk. * WHERE...Buckeye/Avondale, Central Phoenix, Deer Valley, East Valley, North Phoenix/Glendale, Northwest Valley, Scottsdale/Paradise Valley, South Mountain/Ahwatukee, and Southeast Valley/Queen Creek. * WHEN...Until 8 PM MST Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death.

* WHAT...Dangerously hot conditions. Afternoon temperatures 109 to 118 expected. Major to Extreme Heat Risk. * WHERE...Aguila Valley, Apache Junction/Gold Canyon, Cave Creek/New River, Fountain Hills/East Mesa, Gila Bend, Northwest Pinal County, Sonoran Desert Natl Monument, Tonopah Desert, and West Pinal County. * WHEN...From 10 AM Thursday to 8 PM MST Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death.

SVRPUB The National Weather Service in Pueblo has issued a * Severe Thunderstorm Warning for... Northeastern El Paso County in east central Colorado... * Until 345 PM MDT. * At 257 PM MDT, a severe thunderstorm was located over Calhan, or 31 miles northeast of Colorado Springs, moving southeast at 15 mph. HAZARD...70 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.

At 457 PM EDT, severe thunderstorms were located along a line extending from Yorklyn to Shrewsbury to near Hampstead, moving east at 35 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... York, Millersville, Willow Street, Red Lion, Spry, Dallastown, East York, Stonybrook-Wilshire, West York, Shrewsbury, Grantley, and Tyler Run-Queens Gate.

At 457 PM EDT, severe thunderstorms were located along a line extending from near Thurmont to Clover Hill to near Ballenger Creek, moving southeast at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles.

SVRGSP The National Weather Service in Greenville-Spartanburg has issued a * Severe Thunderstorm Warning for... Northeastern McDowell County in western North Carolina... Mitchell County in western North Carolina... Caldwell County in western North Carolina... Avery County in western North Carolina... Northern Yancey County in western North Carolina... Northwestern Burke County in western North Carolina... * Until 545 PM EDT. * At 458 PM EDT, severe thunderstorms were located along a line

SVRBOU The National Weather Service in Denver has issued a * Severe Thunderstorm Warning for... Southeastern Elbert County in east central Colorado... West Central Lincoln County in east central Colorado... * Until 330 PM MDT. * At 258 PM MDT, a severe thunderstorm was located over Kutch, or 27 miles south of Limon, moving east at 15 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.