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

Validation of sea ice concentration - European sector

Bulletin date: 2022-12-27

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

Model vs. observations, sea ice class contingency tables

Date: 2022-12-27:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 27738 9922 0 422 344 398 0 0 OW 16 160 0 66 50 18 0 0 VODI 17 219 0 92 78 22 0 0 ODI 0 159 0 90 76 23 3 0 CDI 0 95 0 120 138 106 78 0 VCDI 0 70 0 230 1106 3807 5826 5179

Date: 2022-12-29:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 27664 9817 0 522 339 515 0 0 OW 16 149 0 59 40 14 0 0 VODI 23 174 0 84 72 10 0 0 ODI 21 141 0 90 107 21 0 0 CDI 10 159 0 123 218 209 137 11 VCDI 5 221 0 339 1504 3507 6191 4156

Date: 2022-12-31:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 27858 9573 0 401 312 420 0 0 OW 15 158 0 43 27 28 0 0 VODI 18 214 0 83 44 20 0 0 ODI 18 173 0 65 64 34 2 0 CDI 23 174 0 110 151 81 94 49 VCDI 14 427 0 569 1703 2979 5686 5038

Date: 2023-01-02:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 28069 9273 0 350 297 379 67 0 OW 19 154 0 32 18 11 4 0 VODI 35 225 0 63 43 28 7 0 ODI 16 182 0 76 68 23 15 0 CDI 15 210 0 127 184 155 144 8 VCDI 48 634 0 581 1628 2308 5912 5260

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