Antarctic Automatic Weather Station BUFR real-time data, 2019-present (ongoing).

This is a collection of Antarctic automatic weather station (AWS) observations in BUFR or Binary Universal Form for the Representation (BUFR) of meteorological data format. The BUFR format was properly formatted and officially distributed on the World Meteorological Organization (WMO) Global Telecommunications System (GTS) as of November 11, 2021 12 UTC (and test data before this date). See notice weather.gov/source/datamgmt/DM112101.txt The file format is ISMAxx.yyyymmdd.hhhh.BUFR, where xx is 01 through 03 and 46 through 48, yyyy is the year, mm is the month, dd is the day, hhhh is the hour and minutes of the observation time.

ISMA is the WMO header and BUFR is the file format extension.