255 Missing Code table 4.223 Fire detection indicator – Code figure Meaning 0 No fire detected 1 Possible fire detected 2 Probable fire detected 3 Missing Code table 4.224 Categorical outlook – Code figure Meaning 0 No risk area 1 Reserved 2 General thunderstorm risk area 3 Reserved 4 Slight risk area 5 Reserved 6 Moderate risk area 7 Reserved 8 High risk area 9–10 Reserved 11 Dry thunderstorm (dry lightning) risk area 12–13 Reserved 14 Critical risk area 15–17 Reserved 18 Extremely critical risk area 19–254 Reserved 255 Missing Code table 4.225 Weather – (see FM 94 BUFR/FM 95 CREX Code table 0 20 003 Present weather) – Code table 4.227 Icing scenario (weather/cloud classification) – Code figure Meaning 0 None 1 General 2 Convective 3 Stratiform 4 Freezing 5–191 Reserved 192–254 Reserved for local use 255 Missing value
255 Missing Code table 4.223 – Fire detection indicator Code figure Meaning 0 No fire detected 1 Possible fire detected 2 Probable fire detected 3 Missing Code table 4.224 – Categorical outlook Code figure Meaning 0 No risk area 1 Reserved 2 General thunderstorm risk area 3 Reserved 4 Slight risk area 5 Reserved 6 Moderate risk area 7 Reserved 8 High risk area 9–10 Reserved 11 Dry thunderstorm (dry lightning) risk area 12–13 Reserved 14 Critical risk area 15–17 Reserved 18 Extremely critical risk area 19–254 Reserved 255 Missing Code table 4.225 – Weather (see FM 94 BUFR/FM 95 CREX Code table 0 20 003 – Present weather) Code table 4.227 – Icing scenario (weather/cloud classification) Code figure Meaning 0 None 1 General 2 Convective 3 Stratiform 4 Freezing 5–191 Reserved 192–254 Reserved for local use 255 Missing value
WMO306_vI2_GRIB2_CodeFlag_en.docx