FIGURE E12. Northern Hemisphere:
Daily 500-hPa height anomalies averaged over the 5° latitude band
centered on 40°N. Positive values are indicated by solid contours and
dark shading. Negative values are indicated by dashed coutours and
light shading. Contour interval is 60 m. Anomalies are departures from
the 1979-95 base period daily means.