Fig. 5

Climatological DJF mean 500 hPa latitude anomaly of geopotential height (0–180°E, shaded; unit: dagpm) and wind (arrows; unit: m s−1). (a) ERA5 and (b) amip.
Climatological DJF mean 500 hPa latitude anomaly of geopotential height (0–180°E, shaded; unit: dagpm) and wind (arrows; unit: m s−1). (a) ERA5 and (b) amip.