Issued at: 4:19 AM CDT 8/3/12, expires at: 4:00 PM CDT 8/3/12
Excessive heat warning now in effect until 7 pm cdt Saturday
The NWS in tulsa has adjusted the timing of the excessive heat warning and it is now in effect until 7 pm cdt saturday, For the following counties, In Oklahoma: cherokee, adair, creek, okfuskee, okmulgee, wagoner, tulsa, rogers, mayes, Delaware, pawnee, ottawa, Washington, osage, craig, nowata, pittsburg, sequoyah, mcintosh, muskogee and haskell.
In Arkansas: Washington, crawford, benton and sebastian.
Hazardous weather, dangerous afternoon heat indices in the 105 to 115 degree range are expected today and Saturday ahead of an approaching cold front. Overnight lows will remain very warm and will provide little if any relief from the heat.
Impacts, the combination of hot temperatures and high humidity will combine to create a dangerous situation in which heat illnesses are possible.
Precautionary/preparedness actions, take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear light weight and loose fitting clothing when possible and drink plenty of water.
To reduce risk during outdoor work the occupational safety and health administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency, call 911.
Stay tuned to noaa weather radio, commercial radio or television for the latest information concerning this weather event. Additional weather information can also be found at: weather.gov/tulsa.