It's still early, but we are getting a better idea. Mike has been saying for years that the most likely place for clear skies is between Riverton and Casper, Now we have some preliminary data to back that up.
"POSTED: August 17, 2017
A word from meteorologist Jim Woodmencey on Cloud Cover Forecasts: Under four days away from E-Day and latest forecast cloud cover maps have changed a bit from yesterday’s. Forecast Tip: When all the models are in agreement, and they track the same conditions for a few days in a row, then the confidence you can have in these models goes up"