Expected

* WHAT...Dangerously hot conditions. Afternoon temperatures 97 to 116 expected. Major to 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 109 to 121 expected. Major to Extreme Heat Risk. * WHERE...Portions of southwest Arizona and southeast and southern California. * 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 108 to 113 degrees. Major Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 11 AM MST Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * ADDITIONAL DETAILS...In Maricopa County, Call 2-1-1 to find a free cooling center, transportation, water and more.

* WHAT...Dangerously hot conditions. Afternoon temperatures 110 to 116 degrees. Major Heat Risk. * WHERE...In Arizona, Parker Valley and Yuma. In California, Imperial Valley, and Palo Verde Valley. * WHEN...Until 11 AM MST /11 AM PDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.

* WHAT...Dangerously hot conditions with heat index values up to 114. * WHERE...Portions of central, eastern, north central, southeast, and western Arkansas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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

* WHAT...Dangerously hot conditions with heat index values up to 105 to 115. * WHERE...Portions of southeast Kansas and south central and southwest Missouri. * WHEN...Until 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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...Dangerously hot conditions with heat index values up to 111. * WHERE...Portions of southern Illinois, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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

* WHAT...Dangerously hot conditions with heat index values up to 111. * WHERE...Caldwell and Christian Counties. * WHEN...Until 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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

* WHAT...Dangerously hot conditions with temperatures up to 110. * WHERE...Palo Duro Canyon. * WHEN...Until 10 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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. Take extra precautions when outside. Wear lightweight and loose

The threat has ended.