NCEP Global Ensemble Prediction System (EPS) is run at T126 with 28 levels to 180 hours, and T62 with 28 levels (L28) from 180-384 hrs four times per day (00, 06, 12, and 18Z) on the IBM-SP computer. Data is interpolated to 2.5°x2.5° resolution out to 384 hours. All runs are shown out to 360 hrs at 6-hour intervals
For more information on the EPS, see the EPS home page at this location.