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David, You are correct. Dan put together a www page with the inventory of NOAAport grids at: http://weather.unisys.com/noaaport/grib_inventory.html I can dump out the inventory of 212 and 215 from noaaport vs NCEP for a product by product comparison of whats common and what is unique. Steve Chiswell Unidata User Support >From: "David J. Knight" <address@hidden> >Organization: . >Keywords: 199901291937.MAA05742 >Hi, > Ive started taking a closer look at the mesoeta grids >on noaa port. > >I'm matching ># ># mesoETA grid212 (R) 40km CONUS Lambert ># >HRS ^Y.R... KWBE ([0-3][0-9])([0-2][0-9]).*/mETA > >and > ># ># ETA grid215 (U) 20km CONUS Lambert ># >HRS ^[YZ].U... KWB. ([0-3][0-9])([0-2][0-9]).*/mETA > >and sending both through dcgrib. > >It appears that the "R" grid has constant pressure data, but >only at 6 hour intervals, and only to 30 hours. > >The U grids have 3 hour forecasts, but, most of the fields >are surface, or near surface grids. The only pressure level >data appears to be vorticity. > >I haven't been able to find documentation on what *should* be >available in these grids. > >Can you tell me if what I'm getting is all there is in these grids? > >If so, perhaps not would be a good time to consider joining >the CONDIUT project and start getting the mesoeta grids directly >from NCEP again. > >Thanks > >David Knight >Department of Earth and Atmospheric Sciences Tel: (518)-442-4204 >SUNYA ES-228 Fax: (518)-442-4494 >Albany, NY 12222 Email: address@hidden >