(Class 11 continued) – BUFR CREX TABLE DATA DATA REFERENCE ELEMENT NAME UNIT SCALE REFERENCE WIDTH UNIT SCALE WIDTH F X Y VALUE (Bits) (Characters) 0 11 032 Height of base of turbulence m 16 m 5 –1 –40 –1 0 11 033 Height of top of turbulence m 16 m 5 –1 –40 –1 0 11 034 Vertical gust velocity 1 11 1 4 m s–1 m s–1 –1024 0 11 035 Vertical gust acceleration 2 14 2 5 m s–2 m s–2 –8192 0 11 036 Maximum derived equivalent 1 0 10 1 4 m s–1 m s–1 vertical gust speed 0 11 037 Turbulence index Code table 0 0 6 Code table 0 2 0 11 038 Time of occurrence of peak eddy Code table 0 0 5 Code table 0 2 dissipation rate 0 11 039 Extended time of occurrence of Code table 0 0 6 Code table 0 2 peak eddy dissipation rate 0 11 040 Maximum wind speed (mean wind) 1 0 12 1 4 m s–1 m s–1 0 11 041 Maximum wind gust speed 1 0 12 1 4 m s–1 m s–1 0 11 042 Maximum wind speed (10-minute 1 0 12 1 4 m s–1 m s–1 mean wind) 0 11 043 Maximum wind gust direction degree true 0 0 9 degree true 0 3 0 11 044 Mean wind direction for surface degree true 0 0 9 degree true 0 3 – 1 500 m (5 000 feet) 0 11 045 Mean wind speed for surface 1 0 12 1 4 m s–1 m s–1 – 1 500 m (5 000 feet) 0 11 046 Maximum instantaneous wind speed 1 0 12 1 4 m s–1 m s–1 0 11 047 Maximum instantaneous wind speed 1 0 12 1 4 m s–1 m s–1 over 10 minutes 0 11 049 Standard deviation of wind direction degree true 0 0 9 degree true 0 3 0 11 050 Standard deviation of horizontal 1 0 12 1 4 m s–1 m s–1 wind speed (continued)
(Class 11 – continued) BUFR CREX TABLE DATA DATA REFERENCE ELEMENT NAME UNIT SCALE REFERENCE WIDTH UNIT SCALE WIDTH F X Y VALUE (Bits) (Characters) 0 11 032 Height of base of turbulence m –1 –40 16 m –1 5 0 11 033 Height of top of turbulence m –1 –40 16 m –1 5 0 11 034 Vertical gust velocity m s–1 1 –1024 11 m s–1 1 4 0 11 035 Vertical gust acceleration m s–2 2 –8192 14 m s–2 2 5 0 11 036 Maximum derived equivalent vertical gust speed m s–1 1 0 10 m s–1 1 4 0 11 037 Turbulence index Code table 0 0 6 Code table 0 2 0 11 038 Time of occurrence of peak eddy dissipation rate Code table 0 0 5 Code table 0 2 0 11 039 Extended time of occurrence of peak eddy dissipation rate Code table 0 0 6 Code table 0 2 0 11 040 Maximum wind speed (mean wind) m s–1 1 0 12 m s–1 1 4 0 11 041 Maximum wind gust speed m s–1 1 0 12 m s–1 1 4 0 11 042 Maximum wind speed (10-minute mean wind) m s–1 1 0 12 m s–1 1 4 0 11 043 Maximum wind gust direction degree true 0 0 9 degree true 0 3 0 11 044 Mean wind direction for surface – 1 500 m (5 000 feet) degree true 0 0 9 degree true 0 3 0 11 045 Mean wind speed for surface – 1 500 m (5 000 feet) m s–1 1 0 12 m s–1 1 4 0 11 046 Maximum instantaneous wind speed m s–1 1 0 12 m s–1 1 4 0 11 047 Maximum instantaneous wind speed over 10 minutes m s–1 1 0 12 m s–1 1 4 0 11 049 Standard deviation of wind direction degree true 0 0 9 degree true 0 3 0 11 050 Standard deviation of horizontal wind speed m s–1 1 0 12 m s–1 1 4 (continued)
WMO306_vI2_BUFRCREX_TableB_en.docx