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: 2022-12-06

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

Model vs. observations, sea ice class contingency tables

Date: 2022-12-06:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 338 3980 0 766 391 203 15 0 OW 1 148 0 122 124 40 7 0 VODI 0 170 0 184 254 78 18 0 ODI 0 88 0 175 328 129 25 0 CDI 0 62 0 246 412 411 195 29 VCDI 0 39 0 245 997 6130 8719 20527

Date: 2022-12-08:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 9 1760 0 1064 1352 408 51 0 OW 0 51 0 84 153 75 25 0 VODI 0 63 0 119 323 132 39 0 ODI 0 35 0 73 309 194 29 0 CDI 0 21 0 79 403 363 127 18 VCDI 0 5 0 83 930 5050 11729 20440

Date: 2022-12-10:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 7 897 0 627 1471 606 0 0 OW 0 44 0 75 178 111 2 0 VODI 0 46 0 79 298 240 11 0 ODI 0 33 0 78 297 280 34 0 CDI 0 23 0 37 369 398 200 46 VCDI 0 46 0 72 1038 3764 9561 24628

Date: 2022-12-12:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 484 0 231 856 1211 56 0 OW 0 63 0 48 135 128 8 0 VODI 0 100 0 80 194 222 19 0 ODI 0 41 0 63 207 282 37 0 CDI 0 31 0 51 388 485 148 40 VCDI 0 111 0 187 1176 5588 13501 19425

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