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CFSv2 monthly mean forecast skill

CFSv2 monthly mean forecast skill. December, 2010. Forecast and observation data. Forecast: CFSv2 monthly mean hindcast 1982-2009; Forecasts are initiated from every 5 th day starting from January 1 st of each year. 4 members at each initial day; Definition of lead time in analysis

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CFSv2 monthly mean forecast skill

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  1. CFSv2 monthly mean forecast skill December, 2010

  2. Forecast and observation data • Forecast: • CFSv2 monthly mean hindcast 1982-2009; • Forecasts are initiated from every 5th day starting from January 1st of each year. • 4 members at each initial day; • Definition of lead time in analysis • 0-day-lead  the earliest available initial day in the target month; • 5-day-lead  the latest available initial day in the month before the target month; • 10-day-lead  the second latest available initial day in the month before target month; • 15-day-lead  the third latest available initial day in the month before target month; • Variables: • SST, Prec, T2m, z200, z700 • Monthly anomalies are based on 1982-2009 climatology. • Obersevation: • OIv2 SST; • CPC CAMS-OPI monthly precipitation analysis; • CPC GHCN monthly land surface temperature analysis; • CFSr z200 and z700 • Statistic skill: • Correlation and RMS error;

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