A massive hurricane is swirling toward the eastern seaboard of the U.S. leaving 29 million people under a Hurricane warning on Friday night. Currently a category 2 storm, Hurricane Irene is forecast to straddle the coast before making landfall near New York City. Here in Southern California we don’t have many hurricane threats but then again it had been a while since the East Coast experienced a strong earthquake before this week. But in 1939 the only tropical storm to make landfall in California killed dozens at sea before coming ashore in Long Beach. 45 deaths were reported as a result of the flooding. And in 1858 a hurricane is said to have nearly made landfall off the San Diego coast, causing the 2011 equivalent of hundreds of millions of dollars before turning back out to sea.
But in the 19th and even the 20th centuries we did not have the advanced warning and communications systems that we have today. Without even grazing land, Hurricane Irene is making history — New York City Mayor Michael Bloomberg said that today was the first time in the city’s history that mandatory evacuations had been ordered. About a quarter-million residents, primarily on the low-lying edges of Manhattan were urged to abandon their homes. New York’s subway system will be shut down Saturday at noon due to the threat of flooding.
Continue reading “Keeping an Eye on Hurricane Irene via Social Media and Open Data”