* WHAT…Heavy snow expected. Additional snow accumulations between
12 and 20 inches in southern and eastern portions of the Park.
Over 2 feet of additional snow accumulation possible across the
Pitchstone Plateau. 1 to 3 inches in Mammoth; generally 4 to 8
inches elsewhere. Winds gusting as high as 35 mph.
* WHERE…Yellowstone National Park.
* WHEN…Until 5 AM MST Tuesday.
* IMPACTS…Travel will be difficult, especially in the backcountry.