Assimilating Aeolus Satellite Wind Data on a Regional Level: Application in a Mediterranean Cyclone Using the WRF Model
Abstract
:1. Introduction
2. Materials and Methods
2.1. WRF Model
2.2. WRF Data Assimilation (DA)
2.3. Aeolus
2.4. Case Study
2.5. Methodology
3. Results
4. Discussion and Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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WRF V3.9.1 Atmospheric Model | |
---|---|
Model grids | Grid1: 12 km × 12 km, Grid2: 4 km × 4 km, two-way interactive nests |
Input data | GFS analysis (00) and forecast (every 6 h) for initial and lateral boundary conditions (0.25° × 0.25° resolution), NCEP sea surface temperature daily analysis (5 arc-minutes) |
Microphysics | Tompson scheme |
Surface layer | Monin–Obukhov scheme [35] |
Land–surface layer | Noah land–surface model [36] |
Boundary layer | YSU scheme [37] |
Turbulence Closure | Mellor–Yamada scheme 2.5 |
Radiation parameterization | Rapid Radiative Transfer Model (RRTM) [38] |
Convective parameterization | Kain–Fritsch cumulus parameterization [39], none in inner grid |
Experiment Name | Observational Data—Type of Assimilation | Experiment Initialization Times |
---|---|---|
WRF_Ctrl | None | 27 September 2018, 06:00 UTC 27 September 2018, 18:00 UTC 28 September 2018, 06:00 UTC 28 September 2018, 18:00 UTC |
WRF_3DVar | Conventional Data—3DVar | |
WRF_3DVar_AL2 | Conventional Data and Aeolus L2B—3DVar |
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Stathopoulos, C.; Chaniotis, I.; Patlakas, P. Assimilating Aeolus Satellite Wind Data on a Regional Level: Application in a Mediterranean Cyclone Using the WRF Model. Atmosphere 2023, 14, 1811. https://doi.org/10.3390/atmos14121811
Stathopoulos C, Chaniotis I, Patlakas P. Assimilating Aeolus Satellite Wind Data on a Regional Level: Application in a Mediterranean Cyclone Using the WRF Model. Atmosphere. 2023; 14(12):1811. https://doi.org/10.3390/atmos14121811
Chicago/Turabian StyleStathopoulos, Christos, Ioannis Chaniotis, and Platon Patlakas. 2023. "Assimilating Aeolus Satellite Wind Data on a Regional Level: Application in a Mediterranean Cyclone Using the WRF Model" Atmosphere 14, no. 12: 1811. https://doi.org/10.3390/atmos14121811