Kristen's Classroom: what weather would cancel the Thanksgiving Day parade?

AUSTIN (KXAN) -- It's a family tradition for many Americans on Thanksgiving but relies heavily on the weather being cooperative. We're talking about the Macy's Thanksgiving Day Parade.Originally a Christmas parade, the now Thanksgiving Day parade has been a holiday tradition since 1924. The balloons were added in the year 1927 and are, more often than not, the most-impacted by inclement weather.The most limiting meteorological factor is the wind. City regulations require the sustained winds to b