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WMO Code Tables

Beaufort Code
NODC Code Table 1555
Code Table 0500: Cloud Type
Code Table 0877 and 0885: Direction (true)
Code Table 1770: Ix Ix Ix - Instrument type for temperature, with fall rate equation coefficients for XBT
Code Table 2266: K5 - indicator for the method of current measurement
Code Table 2700: Total Cloud amount
Code Table 4300: Horizontal visibility
Code Table 4677: Present weather reported from a manned weather station
Code Table 4770: XrXr -Recorder Type