SPARC Science update: 31 December – 06 January

A selection of new science articles from the past week of interest to the SPARC community (a SPARC Office choice).


Pacific modulation of the North Atlantic storm track response to sudden stratospheric warming events. By H. Afargan‐Gerstman and D.I.V. Domeisen in the Geophysical Research Letters.

Statistical downscaling of water vapour satellite measurements from profiles of tropical ice clouds. By G. Carella et al. in Earth System Science Data.

Contributions of Convective and Orographic Gravity Waves to the Brewer-Dobson Circulation Estimated from NCEP CFSR. By M.-J. Kang, H.-Y. Chun and B.-G. Song in the Journal of the Atmospheric Sciences.

Is the subtropical jet shifting poleward? By P. Maher et al. in Climate Dynamics.

The role of the SO2 radiative effect in sustaining the volcanic winter and soothing the Toba impact on climate. By S. Osipov et al. in the Journal of Geophysical Research: Atmospheres.

Climate change now detectable from any single day of weather at global scale. By S. Sippel et al. in nature climate change.

Very high stratospheric influence observed in the free troposphere over the northern Alps – just a local phenomenon? By T. Trickl et al. in Atmospheric Chemistry and Physics.


Discussion papers – open for comment:

Deep convective influence on the UTLS composition in the Asian Monsoon Anticyclone region: 2017 StratoClim campaign results. By S. Bucci et al. in Atmospheric Chemistry and Physics.

Intercomparison of wind observations from ESA’s satellite mission Aeolus and the ALADIN Airborne Demonstrator. By O. Lux et al. in Atmospheric Measurement Techniques.

First validation of Aeolus wind observations by airborne Doppler Wind Lidar measurements. By B. Witschas et al. in Atmospheric Measurement Techniques.