"Without that closed off, you'd be seeing 100-degree temperature air just flowing right through here, ripping in and making this no longer an ice cave," Wallace said ...

BOISE, Idaho ... Saturday will see some clouds moving in, but not enough to interrupt the intense heat we're expecting, with most Treasure Valley spots expected to warm to near 90° on Saturday ...

Ollalie State Park in North Bend, Washington, makes for the perfect day trip destination from Seattle. Just don't forget your hiking boots!