GFS Bashing

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AtlanticWind
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GFS Bashing

#1 Postby AtlanticWind » Thu Sep 09, 2004 12:06 pm

From what I have seen the gfs has performed as well as any of the other models this year. It has been very reliable in the 48-72 hour time period. I think of lot of the gfs bashing is because th Nhc relies on this model and people seem to want them to be wrong.
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calidoug
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#2 Postby calidoug » Thu Sep 09, 2004 12:09 pm

Yup. Hand in hand with NHC bashing.

The number of people who watch a satellite loop and think they thus know better than the NHC is staggering.
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#3 Postby PurdueWx80 » Thu Sep 09, 2004 12:10 pm

All of our governmental weather operations depend mostly on the GFS - it's our model. We built it and continue to improve it. 48-72 hours is great and all...but post after post has shown that even at that small of a time range, the GFS has been much too far north with Ivan. The trend is your friend though, and the trend with it is to bring Ivan further and further west w/ each run, even if it is half a degree.

The NHC has a great track record w/ Cape Verde tropical systems - but if you'll remember just a few days ago they had this storm moving across eastern Hispaniola and weakening by now.
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rbaker

#4 Postby rbaker » Thu Sep 09, 2004 12:11 pm

not true at all. From the get go the gfs and gfdl has been consistanly to the exteme right (gfdl)and gfs exteme left of frances. Only until 48 hrs out and other models had been in the same area did these two models converge on to the canadian and euro models, and nogaps had done pretty well also, esp. when it was over south of bahamas.
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#5 Postby CalmBeforeStorm » Thu Sep 09, 2004 12:15 pm

rbaker wrote:not true at all. From the get go the gfs and gfdl has been consistanly to the exteme right (gfdl)and gfs exteme left of frances. Only until 48 hrs out and other models had been in the same area did these two models converge on to the canadian and euro models, and nogaps had done pretty well also, esp. when it was over south of bahamas.


The GFS nailed the near stall of Frances in the Bahamas days before it happened. There are enough models for everyone to find one that fits their own forecast.
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