[gradsusr] Update on the 0.25 GFS data

Stephen McMillan smcmillan at planalytics.com
Thu Jan 22 17:11:30 EST 2015


I was not aware of that--thanks for the explanation, Jennifer!  Stephen Mc

On Thu, Jan 22, 2015 at 5:01 PM, Jennifer Adams <jma at cola.iges.org> wrote:

> The 0.25-degree output comes in two separate files:
>
> ftp://ftpprd.ncep.noaa.gov/pub/data/nccf/com/gfs/prod/gfs.2015012212/gfs.t12z.pgrb2.0p25.f003
>
> ftp://ftpprd.ncep.noaa.gov/pub/data/nccf/com/gfs/prod/gfs.2015012212/gfs.t12z.pgrb2b.0p25.f003
> The second one has the extra vertical levels and some of the new
> variables. I concatenate them together into one file before putting it
> behind our GDS. I guess they are not doing that at NCEP.
> —Jennifer
>
>
>
> On Jan 22, 2015, at 8:54 AM, Stephen McMillan <smcmillan at planalytics.com>
> wrote:
>
> Hi Jennifer,
> Thanks for the update, but one question for now...I noticed the 0p25 has
> 47 vertical levels, whereas the nomads.ncep version has 26.  Were these
> interpolated from the 26, or was the 0p25 on monsoondata derived from the
> 0p50, which does have 47 levels?
>
> Thanks for the great work you do!
> Stephen McMillan
>
> On Wed, Jan 21, 2015 at 5:45 PM, Jennifer Adams <jma at cola.iges.org> wrote:
>
>> Dear All,
>> The 0.25-degree GFS data are behind our GDS at
>> http://monsoondata.org:9090/dods/gfs0p25. I have added data for the 06z
>> and 18z forecasts. Most of the weather maps are now based on the
>> 0.25-degree data. I haven't yet optimized the cron jobs to get the data as
>> quickly as possible. It is a good time to be reminded:
>>
>> *COLA <http://www.iges.org/cola.html> and IGES <http://www.iges.org/>
>> make no guarantees about and bear no responsibility or liability concerning
>> the accuracy or timeliness of the images and data being published on our
>> web servers.*
>>
>>
>> --
>> Jennifer M. Adams
>> Center for Ocean-Land-Atmosphere Studies (COLA)
>> 111 Research Hall, Mail Stop 2B3
>> George Mason University
>> 4400 University Drive
>> Fairfax, VA 22030
>>
>>
>>
>>
>>
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>>
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> --
> Jennifer M. Adams
> Center for Ocean-Land-Atmosphere Studies (COLA)
> 111 Research Hall, Mail Stop 2B3
> George Mason University
> 4400 University Drive
> Fairfax, VA 22030
>
>
>
>
>
>
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