Phase diagram showing the evolution of the last 40 days of observations along with the 15 day ensemble mean CFS forecast as indicated by the green line (thick-week 1, thin-week 2).

Name and PID: Climate Forecast System (NCFS)
Number of Members: 4
Forecast Duration: 40 Days (Only 15 days plotted)
Climatology for anomalies: CFS Model Lead Dependent Climatology from CFS hindcasts
Previous 120 Day Analysis Mean Used: NCEP Reanalyses