Related Clues:

• Frosty flakes
• Forecast that might call for gloves and galoshes
• Last Christmas present of a winter blanket
• Bad weather – take shelter in street
• Word that can precede either half of each shaded answer
• 'White Christmas' image
• Chilly fall
• White icing on a gingerbread house, possibly
• 'Game of Thrones' character Jon, who knows nothing (or so I hear)
• White Christmas requirement
• Trucker's challenge
• White Christmas necessity
• What blizzards are made of
• Bank deposit found in this puzzle's four longest answers
• Wintry mix weather