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Tropical Cyclones in 2022 > Table 4.12

TROPICAL CYCLONES IN 2022

Table 4.12    VERIFICATION OF THE TROPICAL CYCLONE TRACK FORECASTS ISSUED BY THE HONG KONG OBSERVATORY IN 2022 (ERROR IN THE UNIT OF KM)

Name of tropical cyclone Code Maximum Intensity 24-hour forecast position 48-hour forecast position 72-hour forecast position 96-hour forecast position 120-hour forecast position
Average error No. of forecasts Average error No. of forecasts Average error No. of forecasts Average error No. of forecasts Average error No. of forecasts
Malakas 2201 SuperT. 63 17 79 13 150 9 259 5 377 1
Megi 2202 T.S. 80 6 224 2 - - - - - -
Chaba 2203 T. 76 13 79 9 125 5 319 1 - -
Aere 2204 T.S. 43 13 74 9 132 5 209 1 - -
Songda 2205 T.S. 103 8 212 4 - - - - - -
Trases 2206 T.S. 83 1 - - - - - - - -
Mulan 2207 T.S. 92 6 89 2 - - - - - -
Meari 2208 T.S. 88 11 188 7 403 1 - - - -
Ma-On 2209 T. 108 14 233 10 404 6 635 2 - -
Hinnamnor 2211 SuperT. 58 26 91 22 117 18 154 14 224 10
Muifa 2212 S.T. 95 35 174 31 226 27 277 23 316 19
Nanmadol 2214 SuperT. 85 18 123 14 158 10 128 6 213 3
Talas 2215 T.S. 63 5 108 2 - - - - - -
Noru 2216 SuperT. 84 23 148 19 180 15 202 11 270 7
Roke 2218 T. 219 10 534 6 974 2 - - - -
Sonca 2219 T.S. 87 4 - - - - - - - -
Nesat 2220 T. 46 19 86 15 146 11 200 7 266 3
Nalgae 2222 S.T.S. 68 25 101 21 136 17 189 13 342 9
Pakhar 2225 T.S. 112 4 - - - - - - - -
Tropical Depression
(20 - 23 Oct)		 - T.D. 100 9 96 5 137 1 - - - -
Average Error 83 140 189 223 289
Total number of forecasts 267 191 127 83 52
Note:
1. Verification includes tropical cyclone forecast tracks issued by the Hong Kong Observatory at 00, 06, 12 and 18 UTC for tropical cyclones within the area bounded by 7°N and 36°N, 100°E to 140°E.
2. Error refers to the distance between the tropical cyclone best track position (see Section 5) and forecast position of the Hong Kong Observatory, in the unit of km.