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: 2021-09-28

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

Model vs. observations, sea ice class contingency tables

Date: 2021-09-28:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 2001 7174 0 470 9 0 0 0 OW 0 101 0 108 7 0 0 0 VODI 0 95 0 310 101 57 0 0 ODI 0 32 0 348 1436 230 81 0 CDI 0 21 0 76 1881 1145 430 64 VCDI 0 27 0 143 1332 3262 8053 6335

Date: 2021-09-30:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 1876 6998 0 628 116 0 0 0 OW 0 85 0 112 48 1 0 0 VODI 0 70 0 174 146 51 1 0 ODI 0 31 0 179 865 465 53 1 CDI 0 15 0 67 1022 2037 423 169 VCDI 0 59 0 140 963 4227 7467 6840

Date: 2021-10-02:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 716 7549 0 728 445 67 0 0 OW 0 57 0 60 102 10 0 0 VODI 0 52 0 93 164 54 0 0 ODI 0 31 0 69 422 406 76 1 CDI 0 15 0 48 471 2164 783 149 VCDI 0 26 0 168 888 3564 9570 6381

Date: 2021-10-04:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 728 7227 0 837 494 251 18 0 OW 0 65 0 53 59 29 6 0 VODI 0 22 0 92 114 119 49 0 ODI 0 6 0 59 227 351 315 0 CDI 0 3 0 22 231 852 1228 235 VCDI 0 3 0 57 706 2192 8747 9932

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