Bringing new meaning to the term “cone of uncertainty”

May 29, 2010

This morning the first Tropical Depression of the East Pacific Hurricane season formed to the immediate west of Guatemala-Mexico border.  For some reason the forecast graphics came out in black and white:

It has since been fixed.

Now Tropical Storm Agatha s bringing  extremely high amounts of rain to Guatemala and extreme southeast Mexico.  It is currently forecast to move inland slowly and dissipate over Guatemala by Tuesday.  While there’s at least one forecast model showing a Pacific-Atlantic transition a la Alma/Arthur in 2008, it is an outlier at this time as it seems to be steering the storm in faster mid-upper level flow than is warranted. Here’s a satellite image from earlier this morning (9:45 AM EDT):

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