Following is a series of 500 mb Charts showing the progression of the upper low over the weekend.
|500mb 6pm Friday Sept 26 2014|
|500mb 6pm Saturday Sept 27 2014|
|500mb 6pm Sunday Sept 28 2014|
|500mb 6pm Monday Sept 29 2014|
|Precipitable water Analysis 6pm Friday Sept 26 2014|
|Precipitable water forecast 6pm Saturday Sept 27 2014|
|Forecast for total precipitation from 6pm Friday to 6pm Monday|
|Model forecast for precipitation totals from 6pm Friday to 6pm Monday|
One last graphic is the combined model precipitation amounts centered on Star Valley.
|Model precipitation from 6pm Friday to 6am Tuesday.|
The relative warm airmass precludes any snow except for the very highest peaks, but runoff could be a concern by Sunday.