{"Metadata":{"ServiceProvider":"navapi.com","ApiMainService":"Weather","ApiSubService":"List-GrafVariables","ApiVersion":"v2","ResultCode":"200","ResultMessage":"Success","NumberOfResults":21,"UsedTokens":0.01},"GrafVariables":[{"VariableName":"GFS_WIND_10m","Description":"Wind stream at 10m height"},{"VariableName":"GFS_WIND_10m_Stream","Description":"Wind stream at 10m height"},{"VariableName":"GFS_WIND_10m_Barb","Description":"Wind barbs at 10m height"},{"VariableName":"GFS_WIND_10m_Vector","Description":"Wind vector at 10m height"},{"VariableName":"GFS_GUST_10m","Description":"Wind gusts at 10m height"},{"VariableName":"GFS_TMP_2m","Description":"Air temperature at 2m height"},{"VariableName":"GFS_PRMSL_msl","Description":"Surface pressure"},{"VariableName":"GFS_TCDC_atm","Description":"Cloud cover"},{"VariableName":"GFS_RH_2m","Description":"Relative humidity"},{"VariableName":"GFS_PRATE_0m","Description":"Precipitation"},{"VariableName":"GFSWAVE_HTSGW_0m","Description":"Significant wave height"},{"VariableName":"GFSWAVE_HTSGW_DIRPW_0m","Description":"Primary wave height direction"},{"VariableName":"GFSWAVE_PERPW_0m","Description":"Primary wave period"},{"VariableName":"GFSWAVE_WVHGT_WVDIR_0m","Description":"Wind wave height direction"},{"VariableName":"GFSWAVE_WVPER_0m","Description":"Wind wave period"},{"VariableName":"GFSWAVE_SWELL_SWDIR_0m_1","Description":"Swell height direction"},{"VariableName":"GFSWAVE_SWPER_0m_1","Description":"Swell period"},{"VariableName":"RTOFS_CURR_0m","Description":"Sea surface current"},{"VariableName":"RTOFS_WTMP_0m","Description":"Sea surface temperature"},{"VariableName":"RTOFSICE_ICEC_0m","Description":"Sea ice coverage"},{"VariableName":"RTOFSICE_ICETK_0m","Description":"Sea ice thickness"}]}