Synoptic origin of early Autumn and late spring frosts in Yazd province

Subject Areas : Geopolitic

M.S Talebi ¹

1 - ندارد

Received: 2015-01-12 Accepted : 2015-01-12 Published : 2007-01-21

Keywords: Frost, chilling, synoptic, early winter and late spring f,

Abstract :

In this investigation by use of climatic methods of studies including statistical analisesand interpretations of synoptic plans and on the basis of daily data , absolute 28temperature of the station inside and neighboring area of yazd province in 10 yearsperiod of time between 1370 – 71 up to 1380 – 81 and according their equiralent mapshas been drawn and affer that by use of informations from ground level and 500hectopascal level maps , synoptic pattern of the case of over forward autumnal coldand spring late in yazd province has been classified on the basis of hand made andcluster methods .