During the next 5 days, much of the country will experience near- or above-normal temperatures.  Over the weekend, however, pleasantly cool air will overspread the northern Plains.  Early next week, some of that cool weather will reach the Midwest.  In contrast, relentless heat will prevail across the south-central U.S., including Texas.  In addition, heat should re-intensify across the Northwest.  Across the remainder of the western U.S., including the Four Corner States and the Great Basin, an active monsoon circulation should produce widespread showers and provide limited drought relief, although flash flooding may occur. 

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