Sentences with phrase «phase storm activity»

Not exact matches

Four of those phases were reliable predictors of increased inland hail activity during peak storm seasons, according to the study.

«We were able to show that storm and ocean wave activity in the Drake Passage, the ocean basin between the Antarctic Peninsula and South America, increases during positive phases of the Southern Annular Mode,» he explained.

The one that is cited most frequently and authoritatively as the cause of the increasing hurricane activity is the AMO (for example, by William Gray, Phil Klotzbach, and Roger Pielke Jr. — see Storm frenzy is not an anomaly, but a phase, Sept 13 2005)

Recurrent geomagnetic storms, produced by coronal holes, overcome the effect of solar irradiance on the ionosphere during declining and minimum phases of solar activity.

- and data on the frequency of North Atlantic tropical storms going back to 1851 show strong minima of hurricane activity in the periods centered around 1850, 1915, and 1980 and maxima centered around 1875, 1950, and at the end of the time series (Elsner et al. 1999)-- these variations are approximately in phase with the AMO (Knight et al. 2005).»