Parser for METARs and TAFs from the aviationweather.gov site.
Metar sources: unofficial: Metar & TAF Quick Reference Manual however its not an approved FAA source
Official: https://www.faa.gov/documentLibrary/media/Order/JO_7900.5E_with_Change_1.pdf https://www.icams-portal.gov/resources/ofcm/fmh/FMH1/fmh1_2019.pdf
I will attempt to document the code well however i cannot promise everything will be done