Improvements to the WRF-Chem model for quasi-hemispheric simulations of aerosols and ozone in the Arctic

Louis Marelle (1, 2) , Jean-Christophe Raut (2) , Kathy S. Law (2) , Larry K. Berg (3) , Jerome D. Fast (3) , Richard C. Easter (3) , Manishkumar Shrivastava (3) , Jennie L. Thomas (2)

1 CICERO - Center for International Climate and Environmental Research [Oslo]
2 TROPO - LATMOS
3 PNNL - Pacific Northwest National Laboratory

We improve WRF-­‐Chem’s performance compared to recent inter comparisons (AMAP, 2015) in order to study aerosols and ozone in the Arctic (long-­ range transport, local sources). We identify missing processes in WRF-­‐Chem 3.5.1, update the model, and evaluate the corrected model in the Arctic.

Domains: Atmospheric and Oceanic Physics [physics.ao-ph]; Ocean, Atmosphere

Louis Marelle, Jean-Christophe Raut, Kathy S. Law, Larry K. Berg, Jerome D. Fast, et al.. Improvements to the WRF-Chem model for quasi-hemispheric simulations of aerosols and ozone in the Arctic. 2017 CATCH (the Cryosphere and ATmospheric CHemistry) Workshop, Apr 2017, Guyancourt, France. ⟨insu-01567300⟩