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FLDAS Specifications

FLDAS currently can run with the following specifications and improvements such as additional datasets (forcing and near surface), new land surface models, and algorithms are ongoing in the project.

*The tables below scroll to the right

Fewsnet Global  LIS 7.1
Projection Lat-Lon
Spatial Extent Global  (179.95W, 59.95S; 179.95E, 89.95N) 
Spatial Resolution* 0.1 degree (10km)
Time Period 1/1/1981 - present
Temporal Resolution** 15 minute time steps, daily output 
Forcing Datasets derived from satellite measurements and atmospheric analyses
Forcing Heights 2 m for air temperature and specific humidity, 10 m for wind
Elevation Definition SRTM
Vegetation Definition NCEP-modified IGBP(MODIS), 1 km 
Soils Definition Reynolds, Jackson, and Rawls [1999]
Albedo monthly climatology, NCEP_Native
Max Snow Albedo Barlage_Native
Greenness NCEP Greenness fraction
Soil Texture STATSGOFAO
Landmask MODIS
Land Surface Models Noah 3.6.1
Output Format NetCDF 
Soil layers: 4 0-0.1 m, 0.1-0.4 m, 0.4-1.0 m, 1.0-2.0 m

 

 
Central Asia Snow Modeling LIS 7.3 daily runs
projection Lat-Lon
Spatial extent Central Asia Domain ( 30-100°E, 21-56°N)
Spatial Resolution* 0.01x0.01 degree (1km x 1 km)
Time Period 2001-01 to present
Temporal Resolution** Noah3.6.1 30-min
Forcing Datasets derived from satellite measurements and atmospheric analyses
Forcing Heights 2 m for air temperature and specific humidity, 10 m for wind
Elevation Definition SRTM
Vegetation Definition IGBP-MODIS
Land mask Definition MOD44w
Soils Definition Reynolds, Jackson, and Rawls [1999]
Land Surface Models Noah3.6.1
Soil layers  4 layers: 0-0.1 m, 0.1-0.4 m, 0.4-1.0 m, 1.0-2.0 m
Output format NetCDF

 

*coarser scale meterological forcings are spatialy disagregated in the LIS core software using bilinear interpolation.
** daily rainfall inputs are temporally disagregated with LDT software, matching the rainfall distrubution specified in the meterological forcing