Surface air temperature (2m) Data from Columbia/GISS Regional Model Run. Names of files: tas.GISS.(SOURCE).(MONTH).(YEAR) Where: tas.GISS.(SOURCE).(MONTH).(YEAR) is the 2D monthly Surface temperature (K) over the entire domain, (35W to 35E, 20S to 35N). tsday.GISS.(SOURCE).(MONTH).(YEAR) is the daily Surface temperature (K) over the domain, (20W to 30E, 0 to 35N). SOURCE represents the source (NCEP, HADLEY) of boundary forcings. MONTH represents the month (MAY, JUN, JUL, AUG, SEP and OCT; 30-day month). YEAR is the year (2000, 2003, 2004 and 2005). Format of the data: Binary