About half the US population will likely miss out on the lunar eclipse Sunday night
For much of the Eastern U.S., better luck on Election Day, Nov. 8, when the next lunar eclipse will occur. - Kevin Winter/Getty Images North America/TNS

PHILADELPHIA — Clouds and showers are poised to spoil not only another weekend in the Eastern United States, they are likely to ruin one of the year’s most anticipated astronomical events — a total lunar eclipse Sunday night into early Monday. During the 3½ hours in which Earth’s shadow will cross the moon, starting around 10:30 p.m. Sunday, clouds will eclipse the eclipse over most of the East, said Allan Rahill, a Canadian government meteorologist who provides sky-cover forecasts for astronomers throughout North America. For Philadelphians, seeing the eclipse would require “a pretty good roa...