WEST PALM BEACH, Fla .-- Hurricane Ivan began to look a little less terrible Tuesday to storm-shocked Floridians, as a ridge of pressure nudged its projected path south and west toward the Gulf of Mexico.
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Over the next couple of days the disturbance moved towards the northwest under the subtropical ridge of pressure, before early on January 17, the JTWC noticed a steady increase in deep convection and issued a tropical cyclone formation alert.
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Dr . Daniel Cayan, director of the Climate Research Division at Scripps, said : " He would examine the peculiarities of atmospheric circulation, the troughs and ridges of pressure, and look at the ocean surface temperature pools and a number of other features.
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The JTWC further designated it as Tropical Depression 09W as deep convection had increased over the low level circulation center and reported that it was moving around a low level ridge of pressure which was located to the east of the low level circulation center.
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