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coastDat3 COSMO-CLM MERRA2

This is an atmospheric hindcast for Western Europe and the North Atlantic using COSMO-CLM version 5.0 with spectral nudging from 2002-2017. MERRA2 reanalysis data are used as forcing. Additionally transient and monthly aerosol data of the MACv2 climatology are prescribed. The model uses a rotated grid with 566 x 481 grid points and a grid point distance of 0.0625 degrees, the rotated North pole is located at 162.0 W, 39.25 N.

The published data excludes the sponge zone and have 526 x 441 grid points. In rotated coordinates the published simulation data extends from 22.64 W to 10.18 E, 11.2 S to 16.3 N, in geographical coordinates this corresponds to about 12 W to 30 E, 39 N to 60 N.

institution: Helmholtz-Zentrum Geesthacht, Institute of Coastal Research, Germany

source: int2lm_131101_2.00_clm4, COSMO-CLM5.0_clm14_aerosol_gust (available at DKRZ's LTA WDCC service), http://www.cosmo-model.org/content/model/documentation/core/default.htm

contact: http://coastmod.hzg.de

originator: Ronny Petrik

crs: EPSG:4326

Simple

Date (Publication)
2021-02-04
Edition

1

Citation identifier
coastDat3_COSMO-CLM_MERRA2
Citation identifier
doi:10.26050/WDCC/coastDat3_COSMO-CLM_MERRA2
Principal investigator
  Helmholtz-Zentrum Geesthacht, Zentrum für Material- und Küstenforschung GmbH - Dr. Ronny Petrik
not filled
Author
  Helmholtz-Zentrum Geesthacht, Zentrum für Material- und Küstenforschung GmbH - Dr. Ronny Petrik
not filled
Author
  Helmholtz-Zentrum Geesthacht, Zentrum für Material- und Küstenforschung GmbH - Dr. Beate Geyer
not filled
Publisher
  WDC Climate at DKRZ
Point of contact
  Maritime Geoinformation Division - Dr. Ronny Petrik
not filled
Name

NetCDF

Keywords
  • COSMO-CLM

Keywords
  • MERRA2

Keywords
  • hindcast

Keywords
  • openSource

Keywords
  • regional modelling

Keywords
  • renewable energy

Use limitation

ODC-By-1.0: Open Data Commons Attribution License (ODC-By) v1.0 https://opendatacommons.org/licenses/by/1.0/

Language

eng; USA

N
S
E
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Begin date
2002-01-01
End date
2018-12-31
Distribution format
  • NetCDF ()

Transfer size
41778581
OnLine resource
https://www.wdc-climate.de/ui/entry?acronym=coastDat3_COSMO-CLM_MERRA2
Hierarchy level
collection

Non quantitative attribute accuracy

Name of measure

n/a

Measure description

None

Attribute description
geometric height
Descriptor

geometric height; unit: not filled

Attribute description
lagrangian_tendency_of_air_pressure
Descriptor

"tendency_of_X" means derivative of X with respect to time. The Lagrangian tendency of a quantity is its rate of change following the motion of the fluid, also called the "material derivative" or "convective derivative". The Lagrangian tendency of air pressure, often called "omega", plays the role of the upward component of air velocity when air pressure is being used as the vertical coordinate. If the vertical air velocity is upwards, it is negative when expressed as a tendency of air pressure; downwards is positive.[CF-Standard Name]; unit: not filled

Attribute description
air_temperature
Descriptor

Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: not filled

Attribute description
atmosphere_mass_content_of_water
Descriptor

"Content" indicates a quantity per unit area. The "atmosphere content" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. "Water" means water in all phases. [CF-Standard Name]; unit: not filled

Attribute description
wind_from_direction
Descriptor

Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) In meteorological reports, the direction of the wind vector is usually (but not always) given as the direction from which it is blowing (wind_from_direction) (westerly, northerly, etc.). In other contexts, such as atmospheric modelling, it is often natural to give the direction in the usual manner of vectors as the heading or the direction to which it is blowing (wind_to_direction) (eastward, southward, etc.) "from_direction" is used in the construction X_from_direction and indicates the direction from which the velocity vector of X is coming. [CF-Standard Name]; unit: not filled

Attribute description
surface_air_pressure
Descriptor

The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: not filled

Attribute description
atmosphere_mass_content_of_water_vapor
Descriptor

atmosphere_mass_content_of_water_vapor [CF-Standard Name]; unit: not filled

Attribute description
surface_net_downward_longwave_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
surface_diffuse_downward_shortwave_flux_in_air
Descriptor

diffuse downward sw radiation at the surface; unit: not filled

Attribute description
duration_of_sunshine
Descriptor

The WMO definition of sunshine is that the surface incident radiative flux from the solar beam (i.e. excluding diffuse skylight) exceeds 120 W m-2. "Duration" is the length of time for which a condition holds.[CF-Standard Name]; unit: not filled

Attribute description
relative_humidity-at2m
Descriptor

relative_humidity-at2m [CF-Standard Name-vertical_coordinate]; unit: not filled

Attribute description
soil_type
Descriptor

A variable with the standard name of soil_type contains strings which indicate the character of the soil e.g. clay. These strings have not yet been standardised. Alternatively, the data variable may contain integers which can be translated to strings using flag_values and flag_meanings attributes.[CF-Standard Name]; unit: not filled

Attribute description
coriolis_parameter
Descriptor

coriolis parameter [CF-Standard Name]; unit: not filled

Attribute description
land_area_fraction
Descriptor

"X_area_fraction" means the fraction of horizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell.[CF-Standard Name]; unit: not filled

Attribute description
surface_net_downward_longwave_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
air_temperature
Descriptor

Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: not filled

Attribute description
wind_speed
Descriptor

Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity.[CF-Standard Name]; unit: not filled

Attribute description
surface_net_downward_shortwave_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
toa_downward_shortwave_flux
Descriptor

toa_downward_shortwave_flux; unit: not filled

Attribute description
wind_speed-at10m (maximum)
Descriptor

wind_speed-at10m (maximum) [CF-Standard Name-vertical_coordinate]; unit: not filled

Attribute description
wind_speed_of_gust-at10m
Descriptor

Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity. A gust is a sudden brief period of high wind speed. In an observed timeseries of wind speed, the gust wind speed can be indicated by a cell_methods of maximum for the time-interval. In an atmospheric model which has a parametrised calculation of gustiness, the gust wind speed may be separately diagnosed from the wind speed. [CF-Standard Name-vertical_coordinate]; unit: not filled

Attribute description
surface_albedo
Descriptor

The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: not filled

Attribute description
surface_runoff_amount
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "Amount" means mass per unit area. Runoff is the liquid water which drains from land. If not specified, "runoff" refers to the sum of surface runoff and subsurface drainage.[CF-Standard Name]; unit: not filled

Attribute description
air_pressure
Descriptor

air_pressure [CF-Standard Name]; unit: not filled

Attribute description
cloud_area_fraction
Descriptor

"X_area_fraction" means the fraction of horizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell. Cloud area fraction is also called "cloud amount" and "cloud cover". The cloud area fraction is for the whole atmosphere column, as seen from the surface or the top of the atmosphere. The cloud area fraction in a layer of the atmosphere has the standard name cloud_area_fraction_in_atmosphere_layer. [CF-Standard Name]; unit: not filled

Attribute description
atmosphere_mass_content_of_cloud_liquid_water
Descriptor

"Content" indicates a quantity per unit area. The "atmosphere content" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. [CF-Standard Name]; unit: not filled

Attribute description
northward_wind
Descriptor

"Northward" indicates a vector component which is positive when directed northward (negative southward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled

Attribute description
convective inhibition of mean surface layer parcel
Descriptor

convective inhibition of mean surface layer parcel; unit: not filled

Attribute description
atmosphere_mass_content_of_liquid_precipitation
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
solar_elevation_angle
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
snowfall_amount
Descriptor

snowfall_amount [CF-Standard Name]; unit: not filled

Attribute description
atmosphere_boundary_layer_thickness
Descriptor

atmosphere boundary layer thickness [CF-Standard Name]; unit: not filled

Attribute description
area_fraction-ofForest (area:grid box)
Descriptor

"Area fraction" means the fraction of horizontal area. To specify which area is quantified by a variable of area_fraction, provide a coordinate variable or scalar coordinate variable of land_cover or surface_cover. Alternatively, if one is defined, use a more specific standard name of "X_area_fraction" for the fraction of horizontal area occupied by X. [CF-Standard Name of scalar coordinate variable of forest]; unit: not filled

Attribute description
soil_albedo
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
wind_speed
Descriptor

Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity.[CF-Standard Name]; unit: not filled

Attribute description
solar_azimuth_angle
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
surface_snow_thickness
Descriptor

surface_snow_thickness [CF-Standard Name]; unit: not filled

Attribute description
air_pressure_at_sea_level
Descriptor

sea_level means mean sea level, which is close to the geoid in sea areas. Air pressure at sea level is the quantity often abbreviated as MSLP or PMSL.[CF-Standard Name]; unit: not filled

Attribute description
surface_downward_latent_heat_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "Downward" indicates a vector component which is positive when directed downward (negative upward). The surface latent heat flux is the exchange of heat between the surface and the air on account of evaporation (including sublimation). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
surface_net_downward_shortwave_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
air_density
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
probability_distribution_of_wind_from_direction_over_time
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
soil_temperature-atSurface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: not filled

Attribute description
air_temperature-at2m (minimum)
Descriptor

Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate-cell_method:time maximum]; unit: not filled

Attribute description
area_fraction-ofLake (area:grid box)
Descriptor

"Area fraction" means the fraction of horizontal area. To specify which area is quantified by a variable of area_fraction, provide a coordinate variable or scalar coordinate variable of land_cover or surface_cover. Alternatively, if one is defined, use a more specific standard name of "X_area_fraction" for the fraction of horizontal area occupied by X. [CF-Standard Name of scalar coordinate variable of land_cover or surface_cover ]; unit: not filled

Attribute description
atmosphere_relative_vorticity
Descriptor

Relative vorticity is the upward component of the vorticity vector i.e. the component which arises from horizontal velocity. [CF-Standard Name]; unit: not filled

Attribute description
air_equivalent_potential_temperature
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
specific_turbulent_kinetic_energy_of_air
Descriptor

specific_turbulent_kinetic_energy_of_air; unit: not filled

Attribute description
eastward_wind
Descriptor

"Eastward" indicates a vector component which is positive when directed eastward (negative westward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled

Attribute description
wind_speed_of_gust
Descriptor

Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity. A gust is a sudden brief period of high wind speed. In an observed timeseries of wind speed, the gust wind speed can be indicated by a cell_methods of maximum for the time-interval. In an atmospheric model which has a parametrised calculation of gustiness, the gust wind speed may be separately diagnosed from the wind speed.[CF-Standard Name]; unit: not filled

Attribute description
water_evaporation_amount
Descriptor

water_evaporation_amount [CF-Standard Name]; unit: not filled

Attribute description
surface_downward_shortwave_flux_direct
Descriptor

direct downward sw radiation at the surface; unit: not filled

Attribute description
air_temperature-at2m (maximum)
Descriptor

Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate-cell_method:time maximum]; unit: not filled

Attribute description
surface_diffuse_upward_shortwave_flux_in_air
Descriptor

diffuse upward sw radiation at the surface; unit: not filled

Attribute description
surface_downward_sensible_heat_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "Downward" indicates a vector component which is positive when directed downward (negative upward). The surface sensible heat flux, also called "turbulent" heat flux, is the exchange of heat between the surface and the air by motion of air. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
air_temperature-at2m
Descriptor

Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: not filled

Attribute description
sea_area_fraction
Descriptor

Sea Area Fraction [CF-Standard Name]; unit: not filled

Attribute description
relative_humidity
Descriptor

relative_humidity [CF-Standard Name]; unit: not filled

Attribute description
cape of mean surface layer parcel
Descriptor

cape of mean surface layer parcel; unit: not filled

Attribute description
surface_net_downward_shortwave_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
turbulence_intensity
Descriptor

turbulence_intensity; unit: not filled

Attribute description
surface_direct_along_beam_shortwave_flux_in_air
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
brightness_temperature
Descriptor

The brightness temperature of a body is the temperature of a black body which radiates the same power per unit solid angle per unit area. [CF-Standard Name]; unit: not filled

Attribute description
precipitation_amount
Descriptor

"Amount" means mass per unit area. "Precipitation" in the earths atmosphere means precipitation of water in all phases. [CF-Standard Name]; unit: not filled

Attribute description
surface_diffuse_downward_shortwave_flux_in_air
Descriptor

diffuse downward sw radiation at the surface; unit: not filled

Attribute description
eastward_wind
Descriptor

"Eastward" indicates a vector component which is positive when directed eastward (negative westward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled

Attribute description
wind_speed-at10m
Descriptor

Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity. [CF-Standard Name-vertical_coordinate]; unit: not filled

Attribute description
surface_roughness_length
Descriptor

The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: not filled

Attribute description
surface_direct_downwelling_shortwave_flux_in_air
Descriptor

[CF-Standard Name]; unit: not filled

Attribute description
subsurface_runoff_amount
Descriptor

"Amount" means mass per unit area. Runoff is the liquid water which drains from land. If not specified, "runoff" refers to the sum of surface runoff and subsurface drainage.[CF-Standard Name]; unit: not filled

Attribute description
surface_longwave_flux_in_air (upward)
Descriptor

upward lw radiation at the surface; unit: not filled

Attribute description
geopotential_height
Descriptor

geopotential height; unit: not filled

Attribute description
geopotential
Descriptor

Geopotential is the sum of the specific gravitational potential energy relative to the geoid and the specific centripetal potential energy.[CF-Standard Name]; unit: not filled

Attribute description
net_downward_longwave_flux_in_air
Descriptor

"longwave" means longwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

Attribute description
parameterized_temporal_variability_of_3D_wind_vecto
Descriptor

parameterized_temporal_variability_of_3D_wind_vecto; unit: not filled

Attribute description
surface_downward_longwave_flux
Descriptor

3-h accum. LW down flux surface; unit: not filled

Attribute description
cloudy sky radiance
Descriptor

cloudy sky radiance; unit: not filled

Attribute description
northward_wind
Descriptor

"Northward" indicates a vector component which is positive when directed northward (negative southward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled

Attribute description
dew_point_temperature-at2m
Descriptor

Dew point temperature is the temperature at which a parcel of air reaches saturation upon being cooled at constant pressure and specific humidity.[CF-Standard Name-vertical_coordinate]; unit: not filled

Attribute description
net_downward_shortwave_flux_in_air
Descriptor

"shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled

File identifier
wdc-climate.de:3845846 XML
Metadata language

eng; USA

Hierarchy level
collection
Hierarchy level name

coastDat3_COSMO-CLM_MERRA2

Date stamp
2019-04-01T12:17:45
Metadata standard name

ISO 19115

Metadata standard version

ISO 19115-2:2009

Point of contact
  Helmholtz-Zentrum Hereon - Dr. Beate Geyer
https://hereon.de/
Point of contact
  Maritime Geoinformation Division - Dr. Ronny Petrik
not filled
 
 

Overviews

Spatial extent

N
S
E
W
thumbnail


Keywords


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