Impact model: VIC-CMA

VIC is one of the 15 regional hydrology models following the ISIMIP2a protocol which form the base of simulations for the ISIMIP2a regional water sector outputs; for a full technical description of the ISIMIP2a Simulation Data from Water (regional) Sector, see this DOI link:

Water (regional)
Contact Person

Information for the model VIC-CMA is provided for the simulation rounds shown in the tabs below. Click on the appropriate tab to get the information for the simulation round you are interested in.

Basic information
Model Version: VIC 4.1.2
Model Homepage:
Reference Paper: Main Reference: Wen SS, Su BD, Wang YJ, Zhai JQ, Sun HM, Chen ZY, Huang JL, Wang AQ, Jiang T et al. Comprehensive evaluation of hydrological models for climate change impact assessment in the Upper Yangtze River Basin, China. Climatic Change,163,1207-1226,2020
Spatial Aggregation: regular grid
Spatial Resolution: 0.5°x0.5°
Temporal Resolution Of Input Data: Climate Variables: daily
Temporal Resolution Of Input Data: Land Use/Land Cover: constant
Temporal Resolution Of Input Data: Soil: constant
Input data sets used
Simulated Atmospheric Climate Data Sets Used: IPSL-CM5A-LR, HadGEM2-ES, GFDL-ESM2M, MIROC5
Observed Atmospheric Climate Data Sets Used: EWEMBI
Climate Variables: sfcWind, tasmax, tasmin, pr
Was A Spin-Up Performed?: Yes
Potential Evapotranspiration: Penman-Monteith
Snow Melt: Two-layer energy balance at the snow surface
How Is Vegetation Represented?: Fixed monthly plant characteristics
Is Co2 Fertilisation Accounted For?: True
Runoff Routing: Linearized St. Venant’s equations
Was The Model Calibrated?: True
Modelled catchments
Modelled catchments: Upper Yangtze
Output Data
Experiments: historical (Yangtze)
Climate Drivers: WATCH (WFD)
Date: 2019-01-15