Monthly Soil Moisture Since Jan 2000
Full Field Anomaly Ranking Percentile

Soil Moisture Climatology
Full Field

Predicted Soil Moisture
MRF Forecasts CAS Forecasts

Full Field: unit is mm and in a single column of 1.6 meter. The maximum is set to be 760 mm in the model. 
Wetness: ratio of calculated soil moisture (mm) to the maxinum (760mm).  
Anomaly: departure from 1971-2000 Climatology (unit: mm) 
Ranking Percentile: from 1948-2004 period.