Surface visibility reported in statute miles. A space divides whole miles and fractions. Group ends with SM to indicate statute miles. Group ends with FT to indicate feet. VA may be reported with any visibility.
Weather is reported in order of decreasing dominance.
Automated stations can only report RA, SN, UP, FG, BR, FZFG, HZ, and SQ without augmentation. See table on reverse for more information on qualifiers and weather phenomena. All layers are considered opaque. Altimeter is prefixed with an A indicating altimeter in inches of mercury. Additive and Automated Maintenance Data.