Discover surprising facts behind winter's fascinating phenomenon, including how some cities you'd never expect have seen snow and why snow can sometimes appear blue or pink. Snow, the solid form of water that crystallizes in the atmosphere and, falling to the earth, covers, permanently or temporarily, about 23 percent of the earth’s surface. Large stretches of the u.s Await one of the season’s first blasts of wintry weather as temperatures dropped in the northern plains and snowstorms developed across the great lakes. Snow forms when the atmospheric temperature is at or below freezing (0°c or 32°f) If the ground temperature is at or below freezing, the snow will reach the ground
However, the snow can still reach the ground when the ground temperature is above freezing if the conditions are just right. Temperatures 10 to 20 degrees below normal are expected to reach as deep as the south, forecasters said Snow is likely in the great lakes, parts of the northeast and the appalachians. Millions of americans are bracing for the first snowfall of the season as cold air dips into the eastern and central u.s.
OPEN
