Looking for the Source of Information, ATIS, AWOS, ASOS,
Scien wrote:
On Feb 11, 5:25 am, "Steven P. McNicoll"
wrote:
Hiro wrote:
Wind broadcast on ATIS, AWOS, and ASOS is magnetic.
Wow that's what I thought too. But the AIM 7-1-12 most definitely is
saying that it is in true (or is that a typo?). Of course the
variance around here is around 2 degrees, which given how touchy the
AWOS at my airport is, seems to be is pretty negligible. Glad someone
brought it up before I have a question about it on my written though.
That would have been a silly question to miss.
I don't see the word "true" anywhere in AIM 7-1-12. The NOTE in AIM
7-1-12.d.3. states, "Wind direction broadcast over FAA radios is in
reference to magnetic north."
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