Post by kukblue1 on Jul 17, 2013 15:21:08 GMT -5
I had a friend ask me this question. Not 100% sure the answer off the top of my head. What if rh was 75% and vis was 1/2 SM and there was not an observer to augment ASOS and input FU. Would ASOS just call it FG? So would it change it to FG or leave it at HZ.