Sunday, July 26, 2020

Hanna Leaves a Soggy South...

Typically when a hurricane strengthens, it draws most of the moisture/storms in towards the center.  That has not happened with Hurricane Hanna, now barely a Tropical Storm moving well inland in Mexico.  Note the "glob/blob" of moisture that lingers along the northern Gulf coast.



 Until an upper feature comes along, it appears we're stuck under this shield of clouds and rain through Tuesday.  There is a benefit to all the clouds and showers and that is temps. staying in the 70s & 80s.  On the radar loop, I'm seeing what appears to be a weak swirl south of Houma just off our coast.



  The surface map gives no clue as to why we're getting all this rainfall.  You can see the hotter temperatures farther to the north where they are seeing more sunshine.


 
While we wait for our rainy weather to break, the Tropics continue to be active.   In the top photo, over the Caribbean is the remains of Gonzalo now just an open wave.  Father out in the mid Atlantic is a large swirl that NHC is now giving a 90% chance (it's gonna happen) to develop into the "I" (Isaias) name storm.

 
Most of the early computer model runs recurve this disturbance east of the United States, but it's way too early to put my faith into those solutions.   IF they are correct, it would mean we'll never see any impacts , but storms often don't follow the computer guidance.   I'll be watching to see if & when we need to get nervous, but for now we have no problems except the persistent rainy pattern that's stalled over us.   Stay tuned!


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