Table 4.

Specifications for the four land and atmosphere models, including data and spatial resolution.

LSM	Offline	Free-Running	Reanalysis
Catchment 3 layers spanning 2.01m	MERRA-Land (MERRA+GPCP forcing) 0.67°×0.5° Reichle et al. (2011)	GEOS5 simulation on MERRA2 mode 0.67°×0.5°	MERRA 0.67°×0.5° Rienecker et al (2011)
Noah 2.7 4 layers spanning 2.00m	GLDAS 1°×1° Rodell et al. (2004)	CFS seasonal forecasts 0.94°×0.95°	CFSR 0.31°×0.37° Saha et al. (2010);
			20CRv2 1.88°×1.91° Campo et al. (2011)
HTESSEL 4 layers spanning 2.89m	ERA-Interim Land 0.75°×0.75° Balsamo et al. (2015)	IFS in Athena Project 0.14°×0.14° Kinter et al. (2013)	ERA-Interim 0.75°×0.75° Dee et al. (2011)
CLM4.0 12 layers spanning 3.43m	Qian et al. (2007) forcing 1.25°×0.9° Lawrence et al. (2011)	CCSM4 seasonal forecasts 1.25°×0.9° Dirmeyer et al. (2013)	--none--