Nancy's Almanac, July, 20, 2013: Definition of a heat wave varies
Posted: Saturday, July 20, 2013 12:00 am
Updated: 1:34 am, Tue May 20, 2014.
Much of the upper Midwest and eastern United States is under a heat advisory, but surprisingly those areas aren't noticeably hotter than eastern Nebraska and western Iowa.
That's because the National Weather Service uses different standards for issuing the advisories and warnings, depending on the climate in a particular area.
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Saturday, July 20, 2013 12:00 am.
Updated: 1:34 am.