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: 2023-12-12

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

Model vs. observations, sea ice class contingency tables

Date: 2023-12-12:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 790 2244 148 666 89 6 0 0 OW 53 86 4 135 54 8 0 0 VODI 81 195 7 197 148 37 0 0 ODI 65 251 32 194 320 155 0 0 CDI 37 185 43 322 389 387 69 51 VCDI 1 80 11 376 985 3090 7050 26555

Date: 2023-12-14:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 502 2039 55 877 309 167 1 0 OW 10 88 2 31 85 20 3 0 VODI 4 132 9 56 120 52 4 0 ODI 3 143 14 127 175 60 4 0 CDI 2 153 30 133 314 249 57 20 VCDI 0 104 37 647 1247 3628 6114 27769

Date: 2023-12-16:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 131 1997 49 521 677 185 0 0 OW 9 83 2 40 55 42 2 0 VODI 1 130 7 60 83 102 5 0 ODI 0 98 5 68 51 103 13 1 CDI 0 69 4 124 137 204 79 16 VCDI 0 75 7 613 1032 3672 5886 29158

Date: 2023-12-18:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 189 1433 25 468 412 704 16 0 OW 0 67 2 44 58 92 3 0 VODI 0 67 2 100 64 145 8 0 ODI 0 51 1 91 68 134 14 0 CDI 0 32 2 115 77 238 62 50 VCDI 0 19 4 495 747 3912 6733 28852

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