Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations
International audience CMIP5, CMIP6, and ERA5 Antarctic precipitation is evaluated against CloudSat data. At continental and regional scales, ERA5 and the median CMIP models are biased high, with insignificant improvement from CMIP5 to CMIP6. However, there are fewer positive outliers in CMIP6. AMIP...
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Online Access: | https://hal.sorbonne-universite.fr/hal-02944705 https://hal.sorbonne-universite.fr/hal-02944705/document https://hal.sorbonne-universite.fr/hal-02944705/file/tc-14-2715-2020.pdf https://doi.org/10.5194/tc-14-2715-2020 |
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ftecoleponts:oai:HAL:hal-02944705v1 2024-09-15T17:44:38+00:00 Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations Roussel, Marie-Laure Lemonnier, Florentin Genthon, Christophe Krinner, Gerhard Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-École des Ponts ParisTech (ENPC)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Département des Géosciences - ENS Paris École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL) Institut Pierre-Simon-Laplace (IPSL (FR_636)) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité) Institut des Géosciences de l’Environnement (IGE) Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université Grenoble Alpes (UGA)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP ) Université Grenoble Alpes (UGA) 2020-08 https://hal.sorbonne-universite.fr/hal-02944705 https://hal.sorbonne-universite.fr/hal-02944705/document https://hal.sorbonne-universite.fr/hal-02944705/file/tc-14-2715-2020.pdf https://doi.org/10.5194/tc-14-2715-2020 en eng HAL CCSD Copernicus info:eu-repo/semantics/altIdentifier/doi/10.5194/tc-14-2715-2020 hal-02944705 https://hal.sorbonne-universite.fr/hal-02944705 https://hal.sorbonne-universite.fr/hal-02944705/document https://hal.sorbonne-universite.fr/hal-02944705/file/tc-14-2715-2020.pdf doi:10.5194/tc-14-2715-2020 info:eu-repo/semantics/OpenAccess ISSN: 1994-0424 EISSN: 1994-0416 The Cryosphere https://hal.sorbonne-universite.fr/hal-02944705 The Cryosphere, 2020, 14 (8), pp.2715 - 2727. ⟨10.5194/tc-14-2715-2020⟩ [SDU.STU.ME]Sciences of the Universe [physics]/Earth Sciences/Meteorology info:eu-repo/semantics/article Journal articles 2020 ftecoleponts https://doi.org/10.5194/tc-14-2715-2020 2024-08-13T23:47:27Z International audience CMIP5, CMIP6, and ERA5 Antarctic precipitation is evaluated against CloudSat data. At continental and regional scales, ERA5 and the median CMIP models are biased high, with insignificant improvement from CMIP5 to CMIP6. However, there are fewer positive outliers in CMIP6. AMIP configurations perform better than the coupled ones, and, surprisingly, relative errors in areas of complex topography are higher (up to 50 %) in the five higher-resolution models. The seasonal cycle is reproduced well by the median of the CMIP models, but not by ERA5. Progress from CMIP5 to CMIP6 being limited, there is still room for improvement. Article in Journal/Newspaper Antarc* Antarctic The Cryosphere École des Ponts ParisTech: HAL The Cryosphere 14 8 2715 2727 |
institution |
Open Polar |
collection |
École des Ponts ParisTech: HAL |
op_collection_id |
ftecoleponts |
language |
English |
topic |
[SDU.STU.ME]Sciences of the Universe [physics]/Earth Sciences/Meteorology |
spellingShingle |
[SDU.STU.ME]Sciences of the Universe [physics]/Earth Sciences/Meteorology Roussel, Marie-Laure Lemonnier, Florentin Genthon, Christophe Krinner, Gerhard Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations |
topic_facet |
[SDU.STU.ME]Sciences of the Universe [physics]/Earth Sciences/Meteorology |
description |
International audience CMIP5, CMIP6, and ERA5 Antarctic precipitation is evaluated against CloudSat data. At continental and regional scales, ERA5 and the median CMIP models are biased high, with insignificant improvement from CMIP5 to CMIP6. However, there are fewer positive outliers in CMIP6. AMIP configurations perform better than the coupled ones, and, surprisingly, relative errors in areas of complex topography are higher (up to 50 %) in the five higher-resolution models. The seasonal cycle is reproduced well by the median of the CMIP models, but not by ERA5. Progress from CMIP5 to CMIP6 being limited, there is still room for improvement. |
author2 |
Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-École des Ponts ParisTech (ENPC)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Département des Géosciences - ENS Paris École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL) Institut Pierre-Simon-Laplace (IPSL (FR_636)) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité) Institut des Géosciences de l’Environnement (IGE) Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université Grenoble Alpes (UGA)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP ) Université Grenoble Alpes (UGA) |
format |
Article in Journal/Newspaper |
author |
Roussel, Marie-Laure Lemonnier, Florentin Genthon, Christophe Krinner, Gerhard |
author_facet |
Roussel, Marie-Laure Lemonnier, Florentin Genthon, Christophe Krinner, Gerhard |
author_sort |
Roussel, Marie-Laure |
title |
Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations |
title_short |
Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations |
title_full |
Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations |
title_fullStr |
Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations |
title_full_unstemmed |
Brief communication: Evaluating Antarctic precipitation in ERA5 and CMIP6 against CloudSat observations |
title_sort |
brief communication: evaluating antarctic precipitation in era5 and cmip6 against cloudsat observations |
publisher |
HAL CCSD |
publishDate |
2020 |
url |
https://hal.sorbonne-universite.fr/hal-02944705 https://hal.sorbonne-universite.fr/hal-02944705/document https://hal.sorbonne-universite.fr/hal-02944705/file/tc-14-2715-2020.pdf https://doi.org/10.5194/tc-14-2715-2020 |
genre |
Antarc* Antarctic The Cryosphere |
genre_facet |
Antarc* Antarctic The Cryosphere |
op_source |
ISSN: 1994-0424 EISSN: 1994-0416 The Cryosphere https://hal.sorbonne-universite.fr/hal-02944705 The Cryosphere, 2020, 14 (8), pp.2715 - 2727. ⟨10.5194/tc-14-2715-2020⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.5194/tc-14-2715-2020 hal-02944705 https://hal.sorbonne-universite.fr/hal-02944705 https://hal.sorbonne-universite.fr/hal-02944705/document https://hal.sorbonne-universite.fr/hal-02944705/file/tc-14-2715-2020.pdf doi:10.5194/tc-14-2715-2020 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.5194/tc-14-2715-2020 |
container_title |
The Cryosphere |
container_volume |
14 |
container_issue |
8 |
container_start_page |
2715 |
op_container_end_page |
2727 |
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1810492277396602880 |