Fig. 4From: Factors affecting severe weather threat index in urban areas of Turkey and IranThe composite NCEP/NCAR reanalysis plots of a air temperature anomaly at the level of 1000 − hPa, b air temperature anomaly at the level of 850 − hPa, c geopotential height anomaly at the level of 1000 − hPa, and d geopotential height anomaly at the level of 850 − hPaBack to article page