Joint Modeling of Precipitation and Temperature Using Copula Theory for Current and Future Prediction under Climate Change Scenarios in Arid Lands (Case Study, Kerman Province, Iran)

Table 4

NCEP variables for two periods (1961–2001 and 1961–2005).

	Predictand	NCEP variable
1961–2001
	Precipitation	Ncepp5thas	500 hPa wind direction
		Ncepr500as	500 hpa relative humidity
		Ncepr850as	850 hpa relative humidity
		Nceprhumas	Near surface relative humidity
		Ncepshumas	Surface specific humidity
	Temperature	Ncepptemas	Mean temperature at 2 m
2005–1961	Precipitation	Ncepp500gl	500 hpa geopotential
		Ncepprcpgl	Accumulated precipitation
		Nceps500gl	500 hpa specific humidity
		Ncepshumgl	1000 hpa specific humidity
	Temperature	Ncepptempgl	Screen air temperature