typhoon_tip
(Meteorologist)
Wed Oct 19 2005 03:39 PM
Re: Wilma Continued

Quote:

http://hadar.cira.colostate.edu/ramsdis/online/f7_8_0.html

take a look at the ridge building in from texas to south carolina. seems to be blocking out that low that was in l.a. a few days ago and started moving eastward. the southern end of that trough that was supposed to sweep across is no more.

and with the pirouettes that wilma decided to execute today, the models are probably well off from each other due to the inconsistant measurements taken by us. i think someone stated that the latest vortex message said wildly different speeds depending on if you were on the west or east side of the mean boundary layer -- well, that "appears" to be like that probably because the pirouettes were in motion and you would have probably seen (if you were able to measure both sides of the boundary layer in real-time) two wind speeds which were moving in opposite directions at all times going up and down as wilma did her piroueettes.
Quote:



...Interesting imagery there ....um "Funky"
Anyway, notice the drier air the comes into existence as the day progresses, over southern Georgia/N Fl/S AL..etc. There is a nice pinwheel tumbling out of the rockies and this is no doubt temporarily augmenting heights over said locations, which is of course going to intensify the ridge and cause more subsidence to take place...

This may be a transient effect however, where it will diminish as the trailing aspects of the trough begin to incur upon the nw Gulf and then eastward...

Wild hypothesis: perhaps this erratic 12z guidance is related somehow...


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