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Diagnostic Analysis of Climatic Teleconnections to Québec Spring Streamflows

  • O. G.B. Sveinsson
  • , U. Lall
  • , S. Zebiak
  • , Y. Kushnir
  • , J. Gaudet
  • , V. Fortin

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

Results from diagnostic analyses to understand the seasonal evolution of the large scale climatic state responsible for the development and melt of the winter snowpack, and spring-early summer precipitation in the Churchill Falls region of Québec are presented in the context of the development of an empirical model for seasonal to annual streamflow forecasting. Gridded, global sea surface temperature (SST) fields, and other gridded measures of atmospheric circulation inferred from the NCEP reanalysis fields are used as climatic indicators. Correlation analysis procedures are used to identify robust and dynamically consistent predictors. Meridional and Zonal Fluxes over the Atlantic and the Pacific Oceans emanating from regionally persistent SST/SLP modes are identified as potential carriers of information. We speculate on the potential ocean-atmosphere and regional hydrologic mechanisms that may be involved in lending multi-seasonal predictability to streamflows in the region.

Original languageEnglish (US)
Title of host publicationWorld Water and Environmental Resources Congress
EditorsP. Bizier, P. DeBarry
Pages1783-1792
Number of pages10
StatePublished - 2003
Externally publishedYes
EventWorld Water and Environmental Resources Congress 2003 - Philadelphia, PA, United States
Duration: Jun 23 2003 → Jun 26 2003

Publication series

NameWorld Water and Environmental Resources Congress

Other

OtherWorld Water and Environmental Resources Congress 2003
Country/TerritoryUnited States
CityPhiladelphia, PA
Period6/23/03 → 6/26/03

ASJC Scopus subject areas

  • Aquatic Science
  • Water Science and Technology

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