This is a draft, expect sudden changes and come back later
THREDDS
General documentation
Models
CMEPS
General information:
- https://github.com/metno/NWPdocs/wiki
- https://drive.google.com/file/d/0B-SaEtrDE91WWEJoNkJiUm5TNzg/view
About changes from MEPS to CMEPS, Feb 2020:
AROME-Arctic
Other models
Examples
Extraction of metadata using ncdump
https://thredds.met.no/thredds/catalog/metpplatest/catalog.html?dataset=metpplatest/met_forecast_1_0km_nordic_latest.nc
$ export CMEPS=https://thredds.met.no/thredds/dodsC/metpplatest/met_forecast_1_0km_nordic_latest.nc
$ ncdump -h $CMEPS
netcdf met_forecast_1_0km_nordic_latest {
dimensions:
time = UNLIMITED ; // (57 currently)
x = 1796 ;
y = 2321 ;
variables:
double forecast_reference_time ;
forecast_reference_time:units = "seconds since 1970-01-01 00:00:00 +00:00" ;
forecast_reference_time:standard_name = "forecast_reference_time" ;
int projection_lcc ;
projection_lcc:grid_mapping_name = "lambert_conformal_conic" ;
projection_lcc:standard_parallel = 63., 63. ;
projection_lcc:longitude_of_central_meridian = 15. ;
projection_lcc:latitude_of_projection_origin = 63. ;
projection_lcc:earth_radius = 6371000. ;
projection_lcc:proj4 = "+proj=lcc +lat_0=63 +lon_0=15 +lat_1=63 +lat_2=63 +no_defs +R=6.371e+06" ;
double time(time) ;
time:long_name = "time" ;
time:standard_name = "time" ;
time:units = "seconds since 1970-01-01 00:00:00 +00:00" ;
time:_\ChunkSizes = 1 ;
double x(x) ;
x:standard_name = "projection_x_coordinate" ;
x:units = "m" ;
x:_\ChunkSizes = 1796 ;
double y(y) ;
y:standard_name = "projection_y_coordinate" ;
y:units = "m" ;
y:_\ChunkSizes = 2321 ;
float altitude(y, x) ;
altitude:units = "m" ;
altitude:standard_name = "surface_altitude" ;
altitude:grid_mapping = "projection_lcc" ;
altitude:coordinates = "longitude latitude" ;
altitude:_\ChunkSizes = 31, 1796 ;
float land_area_fraction(y, x) ;
land_area_fraction:standard_name = "land_area_fraction" ;
land_area_fraction:grid_mapping = "projection_lcc" ;
land_area_fraction:coordinates = "longitude latitude" ;
land_area_fraction:units = "1" ;
land_area_fraction:_\ChunkSizes = 31, 1796 ;
double latitude(y, x) ;
latitude:units = "degree_north" ;
latitude:long_name = "latitude" ;
latitude:standard_name = "latitude" ;
latitude:grid_mapping = "projection_lcc" ;
latitude:_\ChunkSizes = 31, 1796 ;
double longitude(y, x) ;
longitude:units = "degree_east" ;
longitude:long_name = "longitude" ;
longitude:standard_name = "longitude" ;
longitude:grid_mapping = "projection_lcc" ;
longitude:_\ChunkSizes = 31, 1796 ;
float air_temperature_2m(time, y, x) ;
air_temperature_2m:coordinates = "longitude latitude" ;
air_temperature_2m:units = "K" ;
air_temperature_2m:standard_name = "air_temperature" ;
air_temperature_2m:grid_mapping = "projection_lcc" ;
air_temperature_2m:_\ChunkSizes = 1, 31, 1796 ;
float precipitation_amount(time, y, x) ;
precipitation_amount:coordinates = "longitude latitude" ;
precipitation_amount:units = "kg/m^2" ;
precipitation_amount:standard_name = "precipitation_amount" ;
precipitation_amount:grid_mapping = "projection_lcc" ;
precipitation_amount:_\ChunkSizes = 1, 31, 1796 ;
float wind_direction_10m(time, y, x) ;
wind_direction_10m:coordinates = "longitude latitude" ;
wind_direction_10m:units = "degrees" ;
wind_direction_10m:standard_name = "wind_direction" ;
wind_direction_10m:grid_mapping = "projection_lcc" ;
wind_direction_10m:_\ChunkSizes = 1, 31, 1796 ;
float wind_speed_10m(time, y, x) ;
wind_speed_10m:coordinates = "longitude latitude" ;
wind_speed_10m:units = "m/s" ;
wind_speed_10m:standard_name = "wind_speed" ;
wind_speed_10m:grid_mapping = "projection_lcc" ;
wind_speed_10m:_\ChunkSizes = 1, 31, 1796 ;
float wind_speed_of_gust(time, y, x) ;
wind_speed_of_gust:coordinates = "longitude latitude" ;
wind_speed_of_gust:units = "m/s" ;
wind_speed_of_gust:standard_name = "wind_speed_of_gust" ;
wind_speed_of_gust:grid_mapping = "projection_lcc" ;
wind_speed_of_gust:_\ChunkSizes = 1, 31, 1796 ;
float cloud_area_fraction(time, y, x) ;
cloud_area_fraction:coordinates = "longitude latitude" ;
cloud_area_fraction:units = "1" ;
cloud_area_fraction:standard_name = "cloud_area_fraction" ;
cloud_area_fraction:grid_mapping = "projection_lcc" ;
cloud_area_fraction:_\ChunkSizes = 1, 31, 1796 ;
float air_pressure_at_sea_level(time, y, x) ;
air_pressure_at_sea_level:units = "Pa" ;
air_pressure_at_sea_level:standard_name = "air_pressure_at_sea_level" ;
air_pressure_at_sea_level:grid_mapping = "projection_lcc" ;
air_pressure_at_sea_level:coordinates = "longitude latitude" ;
air_pressure_at_sea_level:_\ChunkSizes = 1, 31, 1796 ;
float integral_of_surface_downwelling_shortwave_flux_in_air_wrt_time(time, y, x) ;
integral_of_surface_downwelling_shortwave_flux_in_air_wrt_time:coordinates = "longitude latitude" ;
integral_of_surface_downwelling_shortwave_flux_in_air_wrt_time:units = "W s/m^2" ;
integral_of_surface_downwelling_shortwave_flux_in_air_wrt_time:standard_name = "integral_of_surface_downwelling_shortwave_flux_in_air_wrt_time" ;
integral_of_surface_downwelling_shortwave_flux_in_air_wrt_time:grid_mapping = "projection_lcc" ;
integral_of_surface_downwelling_shortwave_flux_in_air_wrt_time:_\ChunkSizes = 1, 31, 1796 ;
float relative_humidity_2m(time, y, x) ;
relative_humidity_2m:coordinates = "longitude latitude" ;
relative_humidity_2m:units = "1" ;
relative_humidity_2m:standard_name = "relative_humidity" ;
relative_humidity_2m:grid_mapping = "projection_lcc" ;
relative_humidity_2m:_\ChunkSizes = 1, 31, 1796 ;
// global attributes:
:institution = "Norwegian Meteorological Institute, met.no" ;
:creator_url = "met.no" ;
:geospatial_lat_min = "51.0" ;
:geospatial_lat_max = "88.0" ;
:geospatial_lon_min = "-20.0" ;
:geospatial_lon_max = "80.0" ;
:references = "unknown" ;
:license = "http://met.no/sb5-met.no/Forskning/Informasjonsteknologi/Tilgang_til_data/" ;
:source = "meps" ;
:summary = "Based on model data from MEPS (MetCoOp-Ensemble Prediction System) and observations from met.no, Netatmo, and Bergensvaeret." ;
:Conventions = "CF-1.0" ;
:NCO = "netCDF Operators version 4.7.9 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)" ;
:meps_forecast_reference_time = "1583744400" ;
:DODS_EXTRA.Unlimited_Dimension = "time" ;
}
2020-05-19, Geir Aalberg
This is a draft, expect sudden changes and come back later