Articles | Volume 17, issue 20
https://doi.org/10.5194/amt-17-6223-2024
https://doi.org/10.5194/amt-17-6223-2024
Research article
 | 
28 Oct 2024
Research article |  | 28 Oct 2024

Combining low- and high-frequency microwave radiometer measurements from the MOSAiC expedition for enhanced water vapour products

Andreas Walbröl, Hannes J. Griesche, Mario Mech, Susanne Crewell, and Kerstin Ebell

Data sets

Simulated microwave brightness temperatures based on two radiosoundings performed during the MOSAiC expedition Andreas Walbröl https://doi.org/10.5281/zenodo.11092210

Neural Network predictions and ERA5 reference of integrated water vapour, and temperature and specific humidity profiles based on simulated microwave radiometer observations Andreas Walbröl https://doi.org/10.5281/zenodo.10998146

Information content estimation output for specific humidity profiles Andreas Walbröl https://doi.org/10.5281/zenodo.10997692

ERA5 based training, validation and evaluation data for retrievals combining 22-58 GHz with 175-340 GHz microwave radiometer measurements during MOSAiC Andreas Walbröl and Mario Mech https://doi.org/10.5281/zenodo.10997365

Improved integrated water vapour derived from the combination of the microwave radiometers HATPRO and MiRAC-P aboard the Polarstern during the MOSAiC expedition Andreas Walbröl et al. https://doi.org/10.1594/PANGAEA.968778

Improved temperature and humidity profiles derived from the combination of the microwave radiometers HATPRO and MiRAC-P aboard the Polarstern during the MOSAiC expedition Andreas Walbröl et al. https://doi.org/10.1594/PANGAEA.968760

Brightness temperatures of the MiRAC-P microwave radiometer onboard the Polarstern during the MOSAiC expedition Andreas Walbröl et al. https://doi.org/10.1594/PANGAEA.941407

Integrated water vapour derived from the MiRAC-P microwave radiometer onboard the Polarstern during the MOSAiC expedition Andreas Walbröl et al. https://doi.org/10.1594/PANGAEA.941470

Brightness temperatures of the HATPRO microwave radiometer onboard the Polarstern during the MOSAiC expedition Ronny Engelmann et al. https://doi.org/10.1594/PANGAEA.941356

Custom collection of classification data from RV Polarstern between 11 Oct 2019 and 30 Sep 2020 Ronny Engelmann et al. https://doi.org/10.60656/60EA0DD0A99746BA

Initial radiosonde data from 2019-10 to 2020-09 during project MOSAiC Marion Maturilli et al. https://doi.org/10.1594/PANGAEA.928656

Links to master tracks in different resolutions of POLARSTERN cruise PS122/1, Tromsø - Arctic Ocean, 2019-09-20 - 2019-12-13 (Version 2) Markus Rex https://doi.org/10.1594/PANGAEA.924668

Master tracks in different resolutions of POLARSTERN cruise PS122/4, Longyearbyen - Arctic Ocean, 2020-06-04 - 2020-08-12 Markus Rex https://doi.org/10.1594/PANGAEA.926829

Master tracks in different resolutions of POLARSTERN cruise PS122/5, Arctic Ocean - Bremerhaven, 2020-08-12 - 2020-10-12 Markus Rex https://doi.org/10.1594/PANGAEA.926910

Links to master tracks in different resolutions of POLARSTERN cruise PS122/2, Arctic Ocean - Arctic Ocean, 2019-12-13 - 2020-02-24 (Version 2) Christian Haas https://doi.org/10.1594/PANGAEA.924674

Links to master tracks in different resolutions of POLARSTERN cruise PS122/3, Arctic Ocean - Longyearbyen, 2020-02-24 - 2020-06-04 (Version 2) Torsten Kanzow https://doi.org/10.1594/PANGAEA.924681

Temperature and humidity profiles, integrated water vapour and liquid water path derived from the HATPRO microwave radiometer onboard the Polarstern during the MOSAiC expedition Kerstin Ebell et al. https://doi.org/10.1594/PANGAEA.941389

Low-level stratus mask from Polarstern during MOSAiC Hannes Griesche et al. https://doi.org/10.1594/PANGAEA.961789

MOSAiC Cloudnet issue data set Hannes Jascha Griesche and Patric Seifert https://doi.org/10.5281/ZENODO.7310858

Met City meteorological and surface flux measurements (Level 3 Final), Multidisciplinary Drifting Observatory for the Study of Arctic Climate (MOSAiC), central Arctic, October 2019 - September 2020 Christopher Cox et al. https://doi.org/10.18739/A2PV6B83F

Complete ERA5 from 1940: Fifth generation of ECMWF atmospheric reanalyses of the global climate H. Hersbach et al. https://doi.org/10.24381/cds.143582cf

ERA5 hourly data on single levels from 1959 to present H. Hersbach et al. https://doi.org/10.24381/cds.adbb2d47

Model code and software

Codes for: Combining low and high frequency microwave radiometer measurements from the MOSAiC expedition for enhanced water vapour products Andreas Walbröl https://doi.org/10.5281/zenodo.13750797

PAMTRA: Passive and Active Microwave TRAnsfer tool v1.0 Mario Mech et al. https://doi.org/10.5281/zenodo.3582992

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Short summary
We developed retrievals of integrated water vapour (IWV), temperature profiles, and humidity profiles from ground-based passive microwave remote sensing measurements gathered during the MOSAiC expedition. We demonstrate and quantify the benefit of combining low- and high-frequency microwave radiometers to improve humidity profiling and IWV estimates by comparing the retrieved quantities to single-instrument retrievals and reference datasets (radiosondes).