Skywatch Friday: Here & There in SW Montana

September, and the sunny cloudless days of July and August give way to cumulus waves of moister air, changing in time from a beamy sunrise (Walkerville, Montana):

To an evening wave of showers moving up the Clark Fork River Valley (looking west):

Bringing the inevitable rainbow (looking east):

Next day, clouds and blue sky combine at an aptly named hotel in Virginia City, Montana:

And highlight a towering bunch of hollihocks:

Dreamy shapes, here the Staypuft Marshmallow Man, march across the sky:

Evening comes again, the sun sets:

And the glowing gallows frames (mining headframe) of Butte, Montana stand tall against the night sky: