* WHAT...Temperatures up to 106 degrees expected.
* WHERE...In New Mexico, Dona Ana County, Luna County, and portions of Otero, Sierra, Grant, and Hidalgo Counties. In Texas, El Paso and Hudspeth Counties.
* WHEN...From noon Tuesday to 9 PM MDT Wednesday.
* IMPACTS...Hot temperatures may cause heat illnesses, especially during extended periods of time outdoors.