Drought Indices: Standardized Precipitation Index Verification
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Climate Prediction Center

Drought Indices
   • Standardized
     Precipitation
     Index (SPI)
       • Monitoring
       • Prediction
       • Verification

   • Palmer Drought
     Severity
     Indices (PDSI)


   • Crop Moisture
     Indices


   • Soil Moisture
     Percentiles
     (based on NLDAS)


   • Standardized
     Runoff Index
     (based on NLDAS)


Precipitation

Surface Temperature
   • Maximum/Minimum
   • Mean

Surface Hydrology
(based on NLDAS)

   • Total Soil Moisture
   • Total SM Change
   • MOSAIC Soil
     Moisture Profile

   • NOAH Soil
     Moisture Profile

   • NOAH Soil T Profile
   • Evaporation
   • E-P
   • Runoff
   • Snow Cover
   • Snow Water Equiv.

Soil Moisture
     (based on leaky
       bucket model)


Topsoil Moisture
     (based on USDA)


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Drought Indices
Standardized Precipitation Index
Skill Maps for NMME SPI Ensemble Forecasts
Notes about this product: Contacts: Kingtse Mo (Kingtse.Mo@noaa.gov) & Li-Chuan Chen (lichuan.chen@noaa.gov)



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NOAA Center for Weather and Climate Prediction
Climate Prediction Center
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Page Author: Climate Prediction Center Internet Team
Page last modified: December 2, 2013
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