NOAA ESRL PSD rean20thcent V2 six-hourly monolevel tropo

Resolution: 2x2; Longitude: global; Latitude: global; Time: [0000 1 Jan 1871,1800 31 Dec 2008]

• 6-hourly Air Temperature at Tropopause (Kelvin_scale) [ lon lat time ]
• 6-hourly Geopotential Heights at Tropopause (m) [ lon lat time ]
• 6-hourly Pressure at Tropopause (Pa) [ lon lat time ]
• 6-hourly U-wind at Tropopause (m/s) [ lon lat time ]
• 6-hourly V-wind at Tropopause (m/s) [ lon lat time ]