On the surface, the 19th annual Colorado Mountain Winefest in Palisade on Saturday may have seemed no different than the 18 others that came before it.

But some local vintners this year are a bit concerned about what impact last winter’s sub-zero temperatures will have on the immediate future of the winemaking industry in the Grand Valley.

In December, freezing temperatures in some areas caused irreparable damage to some grapevines. And then in the spring, frost destroyed more grapes.

Combined, the two incidents left a high demand for grapes and a low supply, at least for those growers in the valley, said Doug Caskey, executive director of the Colorado Wine Industry Development Board.

Read the rest of the article here.