OptionalbaseBase altitude of the icing layer in feet MSL.
Icing intensity (lower bound when a range is reported).
OptionalintensityUpper bound of intensity range (e.g. MOD in "LGT-MOD"). Omitted for single intensities.
OptionaltopTop altitude of the icing layer in feet MSL.
OptionaltypeType of icing, if reported.
A parsed icing report from the PIREP /IC field.