Description of algorithm Full domain American sector   Ice concntr, edge pos   Contingency tables European sector Asian sector

Validation of sea ice concentration - American sector

Bulletin date: 2023-10-10

Data source: OSI SAF N.H. sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2023-10-10:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 18085 5812 54 468 214 95 0 0 OW 0 197 26 257 151 51 6 0 VODI 0 175 10 434 319 110 8 0 ODI 0 67 1 324 284 142 39 0 CDI 0 10 0 262 510 312 242 129 VCDI 0 0 0 16 426 930 5005 10425

Date: 2023-10-12:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 17785 5935 97 884 376 167 1 0 OW 0 82 4 141 100 59 3 0 VODI 0 84 13 218 198 114 27 0 ODI 0 38 2 174 328 142 58 0 CDI 0 31 0 86 375 266 215 28 VCDI 0 5 0 36 356 1373 6820 8975

Date: 2023-10-14:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 16998 6218 103 1027 691 288 18 0 OW 0 20 4 103 81 69 3 0 VODI 0 41 4 108 141 99 11 0 ODI 0 28 3 74 203 113 20 0 CDI 0 14 1 81 359 335 75 14 VCDI 0 3 0 39 493 1970 6254 9490

Date: 2023-10-16:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 16118 6381 108 1178 923 437 45 0 OW 0 35 1 34 59 81 16 0 VODI 0 68 2 45 94 147 23 0 ODI 0 52 8 44 119 158 15 0 CDI 0 48 4 82 192 529 183 3 VCDI 0 9 7 85 425 1951 6713 9174

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