20020502: HiRes Window test grids

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Output grids and bufr soundings from new 8km/60level HiResWindow test
runs are now available on the new NCEP ftp server.  These runs will
replace the 10km/60level nested Meso Eta runs (aka Threats) in a month
or so.  The new HiResWindow runs are made at higher resolution than the
current runs and are made with NCEP's Nonhydrostatic Meso Model (NMM
see Janjic et al. 2001, Monthly Weather Review, Vol. 129, No.5, pages
1164-1178) using a hybrid (sigma/pressure) vertical coordinate with
nonhydrostatic dynamics.

Gridded output files in GRIB format can be found at
ftp://ftpprd.ncep.noaa.gov/pub/emc/mmb/mmbpll/ in the following
subdirectories:

alaska10.t00z  : 10-km Alaska Meso run from 00Z
west08.t06z     : 8-km Western US Meso run from 06Z
central08.t12z  : 8-km Central US Meso run from 12Z
east08.t18z      : 8 km Eastern US Meso run from 18Z

hi08.t00z : 8-km Hawaii Meso run from 00Z
hi08.t12z : 8-km Hawaii Meso run from 12Z
pr08.t06z : 8-km Puerto Rico Meso run from 06Z
pr08.t18z : 8-km Puerto Rico Meso run from 18Z

GRIB files for all runs are called "AWPREGff.tm00", ff=00,03,06....48.
The file "DATETIME" gives the cycle time of the forecast currently
residing in the directory, and the subdiretory "bufrsnd" contains the
hourly station sounding/surface data in BUFR format, broken out by
station ID.

The GRIB files for each domain use the same grid ID number as the
grids from the nested Eta-10 runs. The text file
ftp://ftpprd.ncep.noaa.gov/pub/emc/mmb/mmbpll/8kmgrids.specs gives the
new specifications for the 8 km output grids.

Eric Rogers has established a webpage displaying daily runs of each
nest at http://www.emc.ncep.noaa.gov/mmb/mmbpll/nestpage.test/

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