Irrelevant if there is 200mph or 300mph, but it's really important if it's under 10, 20 or 40 knots...

FMH 3 (weather observers handbook) states that the anomometer should be 15' (5m) above the ground.

@Tarrybear link doesn't work!

@jrwang Thanks, it is updated now!

@ivo Also quite frequent: For clickable URL, use [TEXT](http://some.url) It seems that the http:// prefix is mandatory, keep that in mind ! Or simply, test the result in the "Preview" first when creating the post !

Hi all, I would like to ask where do you get the raw data (I mean the data saved grid or other format). Can I directly download the data with free of cost? regards