The holidays are fast approaching for many residents and visitors of Wyoming. Questions to your National Weather Service forecast office typically deal with the following:
Here are some helpful links and information to assist our customers in retrieving this information
Weather forecast models are coming into agrement for the Christmas forecast. For Christmas Eve Day, a quick moving disturbance will bring chances for widespread snow across the state. Little new snow accumulations are expected across the lover elevations, and 6-10 inches of new snow expected across the west. Gusty winds will also develop for Christmas Eve Day, which could bring some areas of blowing snow across portions of the state that will and have received fresh snowfall. Snow will diminish by early Christmas Day. The remainder of the day will be slightly cooler, with partly cloudy skies, and some lingering breezy winds. Winds will diminish for the day after Christmas, with dry conditions and a slight bump in temperatures also expected.
Below is the historical chances of a white Christmas across the country. The graphic below is the probability that there will be an inch or more of snowfall on the ground Christmas morning. This graphic is produced by the National Climatic Data Center. Taking a look at Wyoming, much of the state has at least a 50% probability of seeing a white Christmas, with the western mountains having at least a 90% of seeing a white Christmas.
Below is the current national snow depth map from the National Operational Hydrologic Remote Sensing Center as of 11 PM MST December 22nd. A green box outlining Wyoming shows that most of the state currently has snow on the ground. With seasonal temperatures expected through the week, Wyoming will likely experience a white Christmas for 2013.
Here is the climate related data which can demonstrate what our extreme temperatures and precipitation have been in years past, as well as what normal temperatures are for December 25th.
Below is the expected high temperatures for Christmas Eve Day, Christmas Day, and the day after Christmas. With a quick moving storm coming through Christmas Eve Day, temperatures will dip to slightly below normal for Christmas Day, then return to near normal for the day after Christmas.
The quick moving storm could create some travel hazards across western portions of the state. In addition, gusty winds could create some blowing snow conditions across portions of the state that have and will receive fresh snowfall. For the most up to day travel information, visit Wyoming Department of Transportation, and/or call 5-1-1 from a Wyoming based telephone to retrieve road updates. Below is their current road conditions map.