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Like many things in life, it's going to get worse before it gets better.
That lardy layer of humid, sticky heat oozing over the Northeast and Midwest is getting hotter and spreading out Thursday. But cooling rain will wash it away in some places in the evening.
FULL STORYRecord heat waves are expected to hit Western states where temperatures have some flights grounded.
RELATED STORY: The heat is on in southwestern U.S. - enough to melt sneakers
Half-naked anchors cover "heat dome" while reporters cook steak and eggs in it. CNN's Jeanne Moos reports.