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netcdf Wind_WFD_197001 {
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dimensions:
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x = 720 ;
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y = 360 ;
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land = 67420 ;
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tstep = UNLIMITED ; // (124 currently)
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variables:
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float nav_lon(y, x) ;
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nav_lon:units = "pixel centre degrees east" ;
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nav_lon:valid_min = -180.f ;
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nav_lon:valid_max = 180.f ;
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nav_lon:long_name = "degrees_east" ;
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float nav_lat(y, x) ;
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nav_lat:units = "pixel centre degrees north" ;
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nav_lat:valid_min = -90.f ;
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nav_lat:valid_max = 90.f ;
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nav_lat:long_name = "degrees_north" ;
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float land(land) ;
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land:compress = "y x" ;
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land:note2 = "land mask in file: WFD-land-lat-long-z.nc" ;
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float time(tstep) ;
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time:units = "seconds since 1970-01-01 00:00:00" ;
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time:title = "Time" ;
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time:long_name = "Time axis" ;
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time:time_origin = " 1970-JAN-01 00:00:00" ;
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float timestp(tstep) ;
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timestp:units = "timesteps since 1970-01-01 00:00:00" ;
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timestp:title = "Time steps" ;
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timestp:long_name = "Time step axis" ;
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timestp:time_origin = " 1970-JAN-01 00:00:00" ;
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timestp:tstep_sec = 21600.f ;
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float Wind(tstep, land) ;
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Wind:axis = "TYX" ;
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Wind:units = "m s-1" ;
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Wind:title = "Wind" ;
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Wind:long_name = "Near surface wind speed at 10m" ;
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Wind:associate = "time (nav_lat nav_lon)" ;
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// global attributes:
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:title = "WATCH Forcing Data" ;
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:comment = "half-degree, 6-hourly data, land points only" ;
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:note1 = "Based on the ERA40 product with CRU2.1 land-sea mask" ;
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:note2 = "Consult file WFD-land-lat-long-z.nc for land mask & elevation" ;
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:info1 = "ERA40: www.ecmwf.int/research/era/do/get/era-40" ;
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:info2 = "CRU2.1: www.cru.uea.ac.uk/~timm/grid/CRU_TS_2_1.html" ;
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:project = "WATCH (EU-FP6 Programme) " ;
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:institution = "Hadley Centre, Met Office, JCHMR, Wallingford, UK" ;
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:history = "created August 2008" ;
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:contact = "graham.weedon@metoffice.gov.uk" ;
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}
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