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Time series utilized for this investigation from January 1979 to December 2013 at monthly resolution. Total cloud cover detrended standardized anomalies averaged over the entire NARR domain; total cloud cover detrended standard anomalies averaged over continental landmass; total cloud cover detrended standard anomalies averaged over oceans; sun spot number and 10.7 cm solar radio flux; GCR neutron monitors; the Atlantic Multidecadal Oscillation; the Quasi-Biennial Oscillation; the Multivariate El Nino Southern Oscillation; the North Atlantic Oscillation; and the Pacific Decadal Oscillation.
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