...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MST
SUNDAY JUNE 25
* AFFECTED AREA...Grand Canyon Country.
* TEMPERATURE...Upper 90s near 6500 feet including the south
rim, 110 to 116 degrees near the Colorado River including
Phantom Ranch.
* IMPACTS...A prolonged period of hot temperatures is ongoing
and significantly increasing the potential for heat related
illness. Those without access to adequate air conditioning and
hydration are most at risk.
PRECAUTIONARY/PREPAREDNESS ACTIONS...