jenkfgdas_epos_master ecf (v17) Analysis

jenkfgdas_epos_master.ecf (GFS v17) — Deep-Dive Analysis

Path: ecf/scripts/enkfgdas/ensstat/jenkfgdas_ens_post_master.ecf | Date: 2026-06-11 Note: Renamed from epos_master to ens_post_master in v17.

Summary

EnKF ensemble post (EPOS) — generates ensemble mean and spread from all member forecasts. Per-hour-group _master template. Calls JGDAS_ENKF_POST.

Resources: 1 node, 128 cpus, 500 GB, exclusive, 35-min wall

Modules: gsi | J-Job: JGDAS_ENKF_POST

Key exports: FHRGRP, FHRLST, FHMIN_EPOS, FHMAX_EPOS, FHOUT_EPOS

Purpose

Computes ensemble mean atmospheric + surface forecast files and ensemble spread for atmospheric fields. Feeds into the EnKF recentering step (ecen).