21.   But on our continent, such balmy temperatures are almost always followed by devastating cold spells.

22.   But, area horticulturists say, the premature blossoms should be resilient enough to survive the current cold spell.

23.   Chicago corn and soybean futures also rose as a Midwestern cold spell threatened maturing crops.

24.   Cold spells like the one this winter in the United States come and go in one region or another, as do hot spells.

25.   December cold spell.

26.   During cold spells, there often are reports about elderly people who died from the cold.

27.   Has my hometown been rocked by a blizzard or iced by a cold spell?

28.   He also confirmed that the cold spell that took hold Tuesday night will hang in through Christmas.

29.   Heating oil and natural gas prices surged amid concern an early cold spell may indicate unusually strong demand is ahead this season.

30.   Heating oil and natural gas surged amid concern an early cold spell may indicate unusually strong demand is ahead this season.