Sea level. Mean sea level (MSL) (abbreviated simply sea level) is an average level of the surface of one or more of Earth's oceans from which heights such as elevations may be measured.
Dates: September - October. Weather: Autumn in Wyoming is a delight. Many locations will see snow in mid-September, but it doesnât get to be real winter until late November. During October and November youâll discover a warm Indian Summer, with cool nights and beautiful changing colors. Early freezes in the fall are common.
Note on Mountain Weather. This snow and weather report is for Teton Village, Wyoming and Jackson Hole Mountain Resort. Snowfall information is obtained from directly from the snow study plots maintained by the Bridger-Teton National Forest Avalanche Forecast Center.