GRIB2 - TABLE 4.7
DERIVED FORECAST
Section 4, Octet 35 - for product templates 2-4 and 12-14
Created 05/12/05

Number | Meaning
--- | ---
0 | Unweighted Mean of All Members
1 | Weighted Mean of All Members
2 | Standard Deviation with respect to Cluster Mean
3 | Standard Deviation with respect to Cluster Mean, Normalized
4 | Spread of All Members
5 | Large Anomaly Index of All Members (see note below)
6 | Unweighted Mean of the Cluster Members
7-191 | Reserved
192-254 | Reserved for Local Use
255 | Missing

Notes: 1. Large anomaly index is defined as {(number of members whose anomaly is higher than 0.5*SD) - (number of members whose anomaly is lower than -0.5*SD)}/(number of members) at each grid point. SD is the observed climatological standard deviation.

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