Author: Shea Gibson

SAL-ty Atlantic: The Saharan Air Layer Part III

by WeatherFlow meteorologist Shea Gibson. As a quick recap, The Intertropical Convergence Zone where tropical storms form, or the “ITCZ”,  is heavily impacted by the Saharan Air Layer (or “SAL”), which is a dust layer off the western African coast along the lower and mid levels of the atmosphere. This dry, dusty more stable air rides just over the…

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Marine layering effects start in the SE Region.

…by WeatherFlow meteorologist Shea Gibson. This is a follow up from the Blog done on 9/29/14 questioning the possible arrival: http://blog.weatherflow.com/post-summer-frontal-approach-to-the-se-region-first-marine-layering-event/ Friday, October 3 we had an approaching strong cold front from the west. Most everything lined up very similar to last year’s November 1, 2013 frontal approach; however, it appears that this year started earlier with…

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Post-summer frontal approach to the SE Region – first marine layering event?

by WeatherFlow meteorologist Shea Gibson Last year we saw our first recorded marine layering event during the summer-to-fall transition as water temps started to cool, which kept winds down along the immediate beaches 5-10kts lower than what computer models were mostly in agreement with.  16-20kt predictions turned out to be 10-14kts with many UP’s and…

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SAL-ty Atlantic: The Saharan Air Layer Part II

by WeatherFlow meteorologist Shea Gibson For SAL-ty Atlantic Part I of this series, please see: http://blog.weatherflow.com/sal-ty-atlantic-the-saharan-air-layer/ For SAL-ty Atlantic Part III of this series, please see: http://blog.weatherflow.com/sal-ty-atlantic-part-iii/ So far, the Atlantic Season has seen two named storms: CAT 2 Hurricane Arthur –  which formed off the SE coast and made landfall over coastal NC… and Hurricane Bertha,…

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SAL-ty Atlantic: The Saharan Air Layer

by WeatherFlow meteorologist Shea Gibson 6/25/14 See part II of this series here: http://blog.weatherflow.com/sal-ty-atlantic-the-saharan-air-layer-part-ii/ See part III of this series here: http://blog.weatherflow.com/sal-ty-atlantic-part-iii/ The “Dusty Tongue” of the Sahara keeps the northern ITCZ and Eastern Caribbean dried out through June 2014. The Saharan Air Layer, or SAL, is fed by Easterly mid-level jetting over the deserts of Africa…

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