Northern Hemisphere Climatology and Interannual Variability of Storm Tracks in NCEP’s CFS Model

Figure 7

Partial correlation coefficient for storm frequency versus IOD for NH in OND (excluding El Niño). Correlation (shaded), 95% significance (hatched) for (a) NCEP1, (b) ERA40, (c) CFSR, (d) CMIP1, and (e) CMIP2.

(a)

(b)

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(e)