Standard aviation forecasts (TAFs, FAs, 48-hour prog charts) are inadequate for anticipating IFR conditions several days in advance due to their limited range and lack of specific ceiling/visibility ...
Flight plans come in two flavors: VFR and IFR. GPS units carry one of two designations: VFR or IFR. Weather is either VFR or IFR. While VFR and IFR appear to be black and white concepts, there is one ...