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

Validation of sea ice concentration - Full domain

Bulletin date: 2022-08-30

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

Model vs. observations, sea ice class contingency tables

Date: 2022-08-30:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 76135 30148 0 623 164 11 0 0 OW 2 687 0 665 200 33 2 2 VODI 1 725 0 2364 5420 1755 145 27 ODI 0 650 0 1358 6540 5850 923 185 CDI 0 583 0 633 1758 6832 3601 1090 VCDI 0 12 0 29 78 1534 1969 661

Date: 2022-09-01:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 76080 30802 0 1287 566 26 0 0 OW 5 599 0 507 584 77 10 5 VODI 6 807 0 1417 4707 2248 152 14 ODI 8 732 0 1230 4979 6406 1193 104 CDI 2 680 0 557 1602 6421 3871 905 VCDI 0 13 0 21 71 1667 2325 709

Date: 2022-09-03:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 79417 27619 0 1658 742 35 0 0 OW 1 634 0 483 605 62 3 0 VODI 2 1037 0 1598 4073 1710 120 20 ODI 1 849 0 1455 5429 5429 1126 46 CDI 0 614 0 590 1839 6023 4201 391 VCDI 0 12 0 31 136 1847 3017 540

Date: 2022-09-05:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 76406 30532 0 1829 1050 90 0 0 OW 18 617 0 401 566 100 1 0 VODI 15 1165 0 1492 3195 1187 53 0 ODI 13 1103 0 1564 6085 5093 541 5 CDI 4 647 0 581 2077 5920 3086 181 VCDI 0 10 0 29 172 3040 3931 596

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