TABLE REFERENCES ELEMENT SEQUENCE ELEMENT NAME DESCRIPTION F X Y D 16 052 B 19 115 Trend of the past 24-hour change (+: Developed, –: Weakened) (continued) B 19 116 Pattern Tropical (PT) number of the tropical cyclone B 19 117 Cloud picture type of the PT-number B 19 118 Final Tropical (T) number of the tropical cyclone B 19 119 Type of the final T-number (Definition of squall line (by centre and several points: North points and South points) and forecasted trajectory and evolution) D 16 061 D 01 011 Year, month, day D 01 012 Hour, minute Position of squall line centre B 05 002 Latitude (coarse accuracy) B 06 002 Longitude (coarse accuracy) B 19 005 Direction of motion of feature B 19 006 Speed of motion of feature Amplitude of feature from most external points to centre point North points – R 02 000 Delayed replication of 2 descriptors B 05 002 Latitude (coarse accuracy) B 06 002 Longitude (coarse accuracy) Amplitude of feature from most external points to centre point South points – R 02 000 Delayed replication of 2 descriptors B 05 002 Latitude (coarse accuracy) B 06 002 Longitude (coarse accuracy) Amplitude of feature from most external points to centre point Evolution – B 04 074 Short time period or displacement Period of validity B 20 048 Evolution of feature B 11 041 Maximum wind gust speed Maximum burst expected B 13 055 Intensity of precipitation Intensity of rain expected Notes: (1) For MOD OCNL SEV code as 12 (extreme in clear air) or 13 (extreme in cloud). (2) Code table values: FRQ = code figure 8 (8 oktas) OCNL EMBD = code figure 6 (6 oktas) ISOL = code figure 2 (2 oktas) when the cloud = Cb. (3) Front direction (towards which the front is moving) must always be given as it is needed for plotting purposes. A front direction with a front speed of zero would indicate a slow front. A value in the code table exists to represent a quasi-stationary front. (continued) (Category 16 continued) –
SEQUENCE TABLE REFERENCES ELEMENT NAME ELEMENT DESCRIPTION F X Y D 16 052 (continued) B 19 115 Trend of the past 24-hour change (+: Developed, –: Weakened) B 19 116 Pattern Tropical (PT) number of the tropical cyclone B 19 117 Cloud picture type of the PT-number B 19 118 Final Tropical (T) number of the tropical cyclone B 19 119 Type of the final T-number (Definition of squall line (by centre and several points: North points and South points) and forecasted trajectory and evolution) D 16 061 D 01 011 Year, month, day D 01 012 Hour, minute Position of squall line centre B 05 002 Latitude (coarse accuracy) B 06 002 Longitude (coarse accuracy) B 19 005 Direction of motion of feature B 19 006 Speed of motion of feature Amplitude of feature from most external points to centre point – North points R 02 000 Delayed replication of 2 descriptors B 05 002 Latitude (coarse accuracy) B 06 002 Longitude (coarse accuracy) Amplitude of feature from most external points to centre point – South points R 02 000 Delayed replication of 2 descriptors B 05 002 Latitude (coarse accuracy) B 06 002 Longitude (coarse accuracy) Amplitude of feature from most external points to centre point – Evolution B 04 074 Short time period or displacement Period of validity B 20 048 Evolution of feature B 11 041 Maximum wind gust speed Maximum burst expected B 13 055 Intensity of precipitation Intensity of rain expected Notes: (1) For MOD OCNL SEV code as 12 (extreme in clear air) or 13 (extreme in cloud). (2) Code table values: FRQ = code figure 8 (8 oktas) OCNL EMBD = code figure 6 (6 oktas) ISOL = code figure 2 (2 oktas) when the cloud = Cb. (3) Front direction (towards which the front is moving) must always be given as it is needed for plotting purposes. A front direction with a front speed of zero would indicate a slow front. A value in the code table exists to represent a quasi-stationary front. (continued) (Category 16 – continued)
WMO306_vI2_CREX_TableD_en.docx