The frozen crystallized dew that forms depending on temperature is considered to be hoar frost that results when water vapor forms crystals on trees and twigs.

Winter snowstorms, like the Nor'easter that just slammed New England, transform gray days into winter wonderlands. So while you're stuck inside, or within snowshoe-walking distance, here are six fun ...

It is actually not the snow that twinkles. There is something else that happens. While snow is comprised of ice crystals, it takes something a little different to make the surface of the snow look ...

A note from Robert asks what hoar frost is. True frost, also known as hoar frost, occurs when a thin layer of moist air near the ground cools to below freezing and immediately forms ice crystals ...

Winter weather is officially here in Indiana, and for the foreseeable future, it looks like it plans to stick around. Learn these winter weather terms.

For most of us, January brings us the most extreme winter weather of the season and can bring more than just cold and snow. Winter weather phenomena include a variety of events, from snow squalls, to ...

BEMIDJI, Minn. — Thanks to a combination of foggy days and a lot of excess moisture in the air over the past week, the region has once again been treated to an even more picturesque winter wonderland ...

You aren’t seeing triple. Sun dogs, brightly coloured blobs of light sometimes visible on either side of the sun (pictured above), are really mirror images of our star. They appear when it is cold ...

When conditions are right, hoar frost sugarcoats each twig and each spindly weed as the sun rises. Several times this month conditions have been perfect to revel in the magic of inch-long frost ...

We woke up to a frosty wonderland this morning. Few would question that the frozen landscape was breathtaking, but the type of frost you may have seen is a bit more unclear. Most of what I've seen is ...