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RISAn Extended Pacific–North American Index from Upper-Air Historical Data Back to 1922
Publisher: American Meteorological Society
Abstract: This paper presents a reconstruction of a Pacific?North America (PNA) index from historical upper-level data for the period 1922?47. The data have been compiled from a number of sources and cover the Pacific?North American ...
A Monthly Upper-Air Dataset for North America Back to 1922 from the Monthly Weather Review
Publisher: American Meteorological Society
Abstract: Upper-air observations with kites, aircraft, and radiosondes were performed in the United States operationally since the 1890s. In this paper, the authors present a reevaluation of newly digitized monthly mean values from ...
A New Look at Radiosonde Data prior to 1958
Publisher: American Meteorological Society
Abstract: Historical radiosonde data are known to suffer from inhomogeneities. The first radiosonde intercomparison was made at Payerne, Switzerland, in 1954, and a major international effort to standardize the network, including ...
Reconstruction of Global Monthly Upper-Level Temperature and Geopotential Height Fields Back to 1880
Publisher: American Meteorological Society
Abstract: This work presents statistically reconstructed global monthly mean fields of temperature and geopotential height (GPH) up to 100 hPa for the period 1880?1957. For the statistical model several thousand predictors were used, ...