THE SEVERE WINTER OF 1976-77: PRECURSORS AND PRECEDENTS

The severe winter of 1976-77 over the eastern United States was related to an exceptionally strong and unusual pattern of tropospheric winds and pressure anomalies that persisted from the previous October. The record bitter cold that occurred during January was additionally due to the southward disp...

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Bibliographic Details
Main Authors: A. James Wagner, Long Range, Prediction Group
Other Authors: The Pennsylvania State University CiteSeerX Archives
Format: Text
Language:English
Subjects:
Online Access:http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.662.6209
http://nwas.org/digest/papers/1977/Vol02No4/1977v002no04-Wagner.pdf
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Summary:The severe winter of 1976-77 over the eastern United States was related to an exceptionally strong and unusual pattern of tropospheric winds and pressure anomalies that persisted from the previous October. The record bitter cold that occurred during January was additionally due to the southward displacement of the cold polar Low, normally found over Northern Canada, by what appears to have been the strongest blo~king High ever observed over the Arctic region. A search of the records turned up. seve~al seve~ely co.ld w.ID:crs during the 20th Century. with that of 1917-18 being clo~est to the recent Winter 1D seventy, wlth slmllar antecedent and concurrent phenomena. 1.