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Realtime HofX >
Radiosonde
Radiosonde
![](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_locations.gif)
Since the late 1930s, the NOAA National Weather Service (NWS) has taken upper air observations with radiosondes. For more information please visit: https://www.emc.ncep.noaa.gov/mmb/data_processing/prepbufr.doc/table_2.htm
JEDI HofX
For each variable and/or satellite channel, shown are the observation counts (left), O-B RMSD (center), and O-B bias (right).
Click on any variable name below to expand and view the plots.
air_temperature
![air_temperature count](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_air_temperature_latlon_count.png)
![air_temperature ombg_rmsd](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_air_temperature_latlon_ombg_rmsd.png)
![air_temperature ombg_bias](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_air_temperature_latlon_ombg_bias.png)
eastward_wind
![eastward_wind count](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_eastward_wind_latlon_count.png)
![eastward_wind ombg_rmsd](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_eastward_wind_latlon_ombg_rmsd.png)
![eastward_wind ombg_bias](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_eastward_wind_latlon_ombg_bias.png)
northward_wind
![northward_wind count](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_northward_wind_latlon_count.png)
![northward_wind ombg_rmsd](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_northward_wind_latlon_ombg_rmsd.png)
![northward_wind ombg_bias](https://plot-jedi-realtime.s3.amazonaws.com/plot/master/gfs/c768/hofx3d/2021_02/20210204_1500Z/hofx3d_gfs_c768_ncdiag_radiosonde_PT6H_20210204_1500Z_northward_wind_latlon_ombg_bias.png)