Temporal and spatial analysis of thunderstorms in southwestern Iran
Subject Areas : Climatology
asal
falak
1
(Department of Geography, Science and Research Branch, Islamic Azad University, Tehran, Iran)
Reza
Borna
2
(IAU)
farideh
asadian
3
(Department of Geography, Science and Research Branch, Islamic Azad University, Tehran, Iran)
Keywords: synoptic, Analysis, Southwestern Iran, thunderstorm,
Abstract :
One of the most important factors influencing human life is the weather. The aim of this study was to investigate the spatial temporal features of the occurrence of thunderstorms in the southwest of the country. States (Khuzestan, Chaharmahal Bakhtiari, Kohkiluyeh and Boyer-Ahmad) During a statistical period from 1985 to 2015, And then the analysis of the synoptic conditions of the thunderstorms obtained from the synoptic stations of the region. The results of the annual analysis of the frequency of thunderstorms at Dezful station with 479 phenomena and Ramhormoz with 252 events have recorded the lowest in the stations. And in the seasonal analysis, the highest hurricane occurred in the spring with the number of 137 and in the summer with the lowest storm with the number 10. In the monthly analysis of the frequency of thunderstorms, April was the most 75 days and August was the least with 2 days. In terms of the frequency of thunderstorms during the eight-hour observation period, the highest frequency of the thunderstorm is 12 o'clock (3.30 o'clock).
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