Contribution of Atmospheric Advection to the Amplified Winter Warming in the Arctic North Atlantic Region

Figure 4

(a) Climatological SLP during DJF 1996–2016 (gray shading) and SLP composite during ATL Box trajectories arriving in Ny-Ålesund (hPa, color contours). (b) Normalized time series of the DJF SLP composite pattern shown in (a) with a three-year low pass filter applied (see text for details).

(a)

(b)