Expected

* WHAT...Dangerously hot conditions with heat index values up to 109. * WHERE...Colbert, Franklin AL, and Lauderdale 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.

* WHAT...Dangerously hot conditions with heat index values up to 114. * WHERE...Portions of East Arkansas, North Mississippi, Southeast Missouri, and West Tennessee. * WHEN...Until 8 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.

* WHAT...Dangerously hot conditions. Afternoon temperatures 108 to 113 degrees. Major Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 8 PM MST Wednesday. * 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 8 PM MST /8 PM PDT/ Wednesday. * 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.

The Extreme Heat Warning has been allowed to expire. Temperatures have fallen below warning criteria. Please continue to use caution when outdoors by ensuring access to effective cooling and adequate hydration.

* WHAT...Dangerously hot conditions with heat index values up to 113 expected. * WHERE...In Alabama, Baldwin Coastal and Mobile Coastal Counties. In Florida, Escambia Coastal, Okaloosa Coastal, and Santa Rosa Coastal Counties. * WHEN...From 10 AM to 9 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.

* WHAT...Dangerously hot conditions with heat index values up to 106. * WHERE...In Illinois, Washington IL and Randolph IL Counties. In Missouri, Crawford MO, Washington MO, Iron MO, Madison MO, Reynolds MO, Saint Francois MO, and Sainte Genevieve MO 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

* WHAT...Dangerously hot conditions with heat index values up to 106. * WHERE...In Illinois, Monroe IL and Saint Clair IL Counties. In Missouri, Jefferson MO County. * 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. Young children and pets should never be left unattended in vehicles under any

* WHAT...Dangerously hot conditions with heat index values in excess of 110 degrees. * WHERE...Portions of central, north central, northwest, southwest, and west central Mississippi. * WHEN...From 10 AM to 9 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. Do not leave young children and pets in unattended vehicles. Car

* WHAT...Dangerously hot conditions with heat index values in excess of 110 degrees. * WHERE...Portions of north central and northwest Mississippi. * WHEN...From 10 AM to 9 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. Do not leave young children and pets in unattended vehicles. Car