LES results to accompany measurements at the POLARSTERN Research Vessel during the PASCAL field campaign on 7 June 2017

This archive contains Large Eddy Simulation (LES) results to accompany measurements made at the Polarstern Research Vessel during the PASCAL field campaign on 7 June 2017, when the Polarstern was located in the sea ice north of Svalbard. The Dutch Atmospheric Large-Eddy Simulation model (DALES) was applied, adopting a Lagrangian framework that follows domains as embedded in relatively warm air masses as they moved towards the Polarstern. The simulated doubly periodic domain has a size of 2.56x2.56x1.28 km, discretized at a resolution of 20x20x10 m. The domain arrives at the Polarstern at 10:48 UTC on 7 June 2017 coinciding with a radiosonde release. The Polarstern was located at 10.93 E, 81.18 N.The large-scale forcings are derived from ECMWF analysis and forecast data. Adjustments were made in the initial profiles to correct for biases in the analysis state concerning inversion height, mixed layer temperature and the presence of Specific Humidity Inversions (SHI). This adjustment technique is described in detail by Neggers et al. (2019, doi:10.1029/2019MS001671). Two experiments are included in this archive: a control experiment including an SHI, and an additional experiment with the SHI removed. The configuration of the experiments is fully described by Egerer et al. (2020, doi:10.5194/acp-2020-584).

Data and Resources

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Cite this as

Neggers, Roel (2023). Dataset: LES results to accompany measurements at the POLARSTERN Research Vessel during the PASCAL field campaign on 7 June 2017. https://doi.org/10.1594/PANGAEA.919946

DOI retrieved: 2023

Additional Info

Field Value
Imported on November 30, 2024
Last update November 30, 2024
License CC-BY-4.0
Source https://doi.org/10.1594/PANGAEA.919946
Author Neggers, Roel
Given Name Roel
Family Name Neggers
Source Creation 2023
Publication Year 2023
Resource Type text/tab-separated-values - filename: Neggers_2020_LES20170607
Subject Areas
Name: Atmosphere

Related Identifiers
Title: Case study of a humidity layer above Arctic stratocumulus and potential turbulent coupling with the cloud top
Identifier: https://doi.org/10.5194/acp-21-6347-2021
Type: DOI
Relation: References
Year: 2021
Source: Atmospheric Chemistry and Physics
Authors: Egerer Ulrike , Ehrlich André , Gottschalk Matthias , Griesche Hannes , Neggers Roel , Siebert Holger , Wendisch Manfred , Neggers Roel , Chylik J , Egerer Ulrike , Griesche Hannes , Schemann V , Seifert Patric , Siebert Holger , Macke Andreas .

Title: Local and Remote Controls on Arctic Mixed‐Layer Evolution
Identifier: https://doi.org/10.1029/2019MS001671
Type: DOI
Relation: References
Year: 2019
Source: Journal of Advances in Modeling Earth Systems
Authors: Egerer Ulrike , Ehrlich André , Gottschalk Matthias , Griesche Hannes , Neggers Roel , Siebert Holger , Wendisch Manfred , Neggers Roel , Chylik J , Egerer Ulrike , Griesche Hannes , Schemann V , Seifert Patric , Siebert Holger , Macke Andreas .