TY - GEN AU - E. Klinker AU - Laura Ferranti BT - ECMWF Technical Memoranda CY - Shinfield Park, Reading DA - 09/2000 DO - 10.21957/ybuymm94 LA - eng M1 - 321 PB - ECMWF PP - Shinfield Park, Reading PY - 2000 EP - 27 T2 - ECMWF Technical Memoranda TI - Forecasting system performance in summer 1999. Part 1 - Diagnostics related to the forecast performance during spring and summer 1999 UR - https://www.ecmwf.int/node/10504 ER -