Winter Storm Warning issued December 15 at 12:07AM MST until December 15 at 5:00PM MST by NWS Riverton WY

* WHAT…Heavy snow. Additional snow accumulations over a foot
expected for the Tetons, with up to 18 inches at the highest
elevations. Additional accumulations around a foot expected for
the Gros Ventres.

* WHERE…Teton and Gros Ventre Mountains.

* WHEN…Until 5 PM MST this afternoon.

* IMPACTS…Travel could be very difficult to impossible for Teton
Pass and Togwotee Pass. Travel along Teton Pass could be
especially difficult due to steady heavy snowfall rates and winds
gusting 25 to 35 mph.