Active Alerts Big Canyon, OK

Drink plenty of fluids, stay in an air-conditioned room, stay out ofthe sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with heat index values of 110 to115 degrees expected.* WHERE...Portions of central, east central, northern, southeast,and southern Oklahoma.* WHEN...For the first Excessive Heat Warning, until 9 PM CDT thisevening. For the second Excessive Heat Warning, from 11 AM to 9 PMCDT Saturday.* IMPACTS...Heat related illnesses increase significantly duringextreme heat and high humidity events.