The heat advisory has been upgraded to an excessive heat warning in some Oklahoma counties, including my own:
Excessive Heat Warning EXCESSIVE HEAT WARNING Excessive Heat Warning
Areas Affected:
Atoka - Coal - Hughes - Lincoln - Payne - Pontotoc - Pottawatomie - Seminole
Effective: Sun, 7/23 12:00pm Updated: Sat, 7/22 3:26pm Urgency: Expected
Expires: Sun, 7/23 8:00pm Severity: Moderate Certainty: Likely
Details:
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING...
...EXCESSIVE HEAT WARNING IN EFFECT FROM NOON TO 8 PM CDT
SUNDAY...
The National Weather Service in Norman has issued an Excessive
Heat Warning, which is in effect from noon to 8 PM CDT Sunday.
The Heat Advisory is no longer in effect.
* TEMPERATURE...Heat indices will range from 103 to 109 degrees
through early this evening. The hot temperatures and the humid
air will create heat index values 108 to 113 Sunday afternoon.
* IMPACTS...Heat exhaustion and heat stroke are possible for
persons working or playing outside.
Information:
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 9 1 1.
Counties affected by excessive heat warning in purple: