An excessive heat warning is still in effect for parts of north central and northeastern Oklahoma, and much of the state is under a heat advisory as temperatures in upper 90s continue to grip the state. Heat index values in some areas could reach as high as 113 degrees. Both Oklahoma City and Tulsa could see heat indices in the triple digits.
The excessive heat warning will be in effect until 8:00 p.m. Friday evening. The heat advisory will be active until 8:00 p.m. on Saturday.
The National Weather Service advises anybody who must do any strenuous outdoor activity to do so in the cooler morning or evening hours.
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