Tropical Storm Alvin, the first named storm of the 2013 Pacific hurricane season, developed well south of the coastline of Mexico last night as a result of an area of low pressure that formed several days prior, west of Guatemala. At the time of formation, Alvin was a well-developed tropical cyclone, with fantastic banding and upper-level outflow. The same cannot be said tonight, unfortunately. Strong westerly wind shear on the order of 20 to 25 knots, not foreseen ...
Updated: 3:25 AM GMT on May 17, 2013
A A A