PDA

View Full Version : JAPAN Domestic SIGWX PROG Chart Question.

isPilot
25th Nov 2021, 13:44
On Japan Domestic SIGWX Prog Chart(FBJP) What Does Blue dashed line with 0'C with 50 or 100 below mean?
I assume it's a ISOTERM with Altitude below, but it's only a guess. Can anyone help me find the reference?
Thank you!
Sue Ridgepipe
26th Nov 2021, 00:37
Freezing level?
Reims_Rocket
26th Nov 2021, 05:11
https://www.canada.ca/en/environment-climate-change/services/weather-manuals-documentation/manair-standards-procedures-aviation-forecasts/chapter-4.html

This is an icing and turbulence chart, your guess is correct.