TY - CPAPER AU - A. Hollingsworth AU - P. Lönnberg BT - Seminar on Data Assimilation Systems and Observing System Experiments with Particular Emphasis on FGGE, 3-7 September 1984 CY - Shinfield Park, Reading DA - 1984 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1984 SP - 7 EP - 70 T2 - Seminar on Data Assimilation Systems and Observing System Experiments with Particular Emphasis on FGGE, 3-7 September 1984 TI - The statistical structure of short range forecast errors as determined from radiosonde data Part I: The wind field VL - II ER -