Radiosonde ZIP → Ascent / Descent Skew-T

Upload a radiosondy ZIP archive or the raw CSV inside it. The app extracts the sounding, splits it at the maximum-altitude point, and renders separate ascent and descent Skew-T plots.

ZIP or CSV file

Min altitude (m)

Max altitude (m)

Min pressure (hPa)

Max pressure (hPa)

Isotherm spacing (°C)

Dry adiabat step (K)

Dew point

Waiting for a file.

Tip: you can leave all limits blank for the full profile, or clip by altitude, or clip by pressure, or use both together. Plotly’s camera icon downloads each plot as a PNG.