Radiosonde measurements from station Southern Great Plains (2000-02)

Version 2, 2009-07-02; Launches at irregular time intervals. The radiosonde measurements from station Southern Great Plains are used for Billings and E13版本2，发布日期为2009年7月2日；无线电探空仪（radiosonde）施放时间间隔不固定。针对Billings与E13站点，采用源自南大平原（Southern Great Plains）气象站的无线电探空仪观测数据。