Hi,
I got a response from pivotal weather on the ecmwf vertical levels on the soundings.
The vertical levels are: 1000, 950, 925, 900, 850, 800, 700, 600, 500, 400, 300, 250, 200, 150, 100.
Pivotal Weather Team
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www.pivotalweather.com | PO Box 721572 • Norman, OK 73070