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

 

Highlight article (office choice):
Taking climate model evaluation to the next level. By V. Eyring et al. in Nature: Climate Change.

---

Connections between the Madden–Julian Oscillation and surface temperatures in winter 2018 over eastern North America. By B.S. Barrett in the Atmospheric Science Letters.

Structural changes in the shallow and transition branch of the Brewer–Dobson circulation induced by El Niño. By M. Diallo et al. in Atmospheric Chemistry and Physics.

Factors Influencing the Seasonal Predictability of Northern Hemisphere Severe Winter Storms. By F. Hansen, et al. in the Geophysical Research Letters.

Weak stratospheric polar vortex events modulated by the Arctic sea ice loss. By K. Hoshi et al. in the Journal of Geophysical Research: Atmospheres.

Quantifying uncertainties due to chemistry modeling – evaluation of tropospheric composition simulations in the CAMS model. By V. Huijnen et al. in Geoscientific Model Development.

The Efficiency of Data Assimilation. By G. Nearing et al. in Water Resources Research.

Representation of synoptic‐scale Rossby Wave Packets and Blocking in the S2S Prediction Project Database. By J.F. Quinting and F. Vitart in the Geophysical Research Letters.

Discussion papers – open for comment:

Extratropical Age of Air trends and causative factors in climate projection simulations. By P. Šácha et al. in Atmospheric Chemistry and Physics.