The current NCEP SREF has 15 members, runs twice a day (09z and 21z)
at a forecast length of 63hr with 32km Eta (5 members), RSM (5 members),
and KF_eta (5 members) regional models. Three types of
ensemble products are available now for selected variables: (1) Mean and
Spread; (2) Spaghetti Diagrams; and (3) Probability Charts.
More ensemble products will be developed in future. If you have any
suggestions or requests about ensemble products, welcome to contact