The coldest air of the winter will plunge southward across much of the eastern United States and will feature single-digit and sub-zero temperatures in the Northeast during the Valentine's Day weekend.
A storm spreading snow across the mid-Atlantic will slow travel and cause delays with some areas expected to pick up over a half a foot of snow.
Episodes of snow and slippery travel will affect the mid-Atlantic states and parts of New England through Thursday.
Denver Broncos fans celebrating the Super Bowl win will see ideal conditions for Tuesday's parade and pep rally.
A new study has found that nearly a tenth of cereal crops have been wiped out due to droughts and heat waves between 1964 and 2007.
As winter weather approaches, concern for pet safety grows. Make sure you know these useful tips.
Philadelphia, PA (1934)
Absolute minimum: -11 degrees.
Vanderbilt, MI (1934)
-51 degrees; record low for state.
Rio Grande City, TX (1960)
102 deg.(2 days later 10 inches of snow at Port Arthur).