In Transit
Novelette 14,954 words Recommended by 3 award/anthology sources
"Snow was falling in dithering flurries, spilling from the clouds like a shower of white confetti. The accumulation on the ground was already deep, and the horses pulling the sleigh were struggling, their hooves sinking into the drifts as if wading through vanilla quicksand."
Quasar links out; the story lives on Analog, where the author gets the click.