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: 2023-11-14

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

Model vs. observations, sea ice class contingency tables

Date: 2023-11-14:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 8914 2773 38 171 61 0 0 0 OW 51 94 5 68 42 2 0 0 VODI 50 132 11 154 153 4 0 0 ODI 13 98 9 307 338 17 3 0 CDI 0 28 13 344 893 231 82 58 VCDI 0 2 0 155 1317 5226 6865 16874

Date: 2023-11-16:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 8374 2714 53 439 129 20 0 0 OW 62 36 6 57 57 8 0 0 VODI 46 59 0 111 134 26 0 0 ODI 13 30 2 111 260 51 2 0 CDI 4 15 4 123 562 291 133 104 VCDI 0 3 3 146 1392 4248 6890 18878

Date: 2023-11-18:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 8061 2592 56 411 163 104 1 0 OW 56 34 0 42 57 40 2 0 VODI 62 23 2 53 132 83 3 0 ODI 52 18 1 63 233 92 18 0 CDI 40 5 1 73 512 260 149 84 VCDI 26 8 2 101 1081 3319 6504 20977

Date: 2023-11-20:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 7384 3054 40 406 139 97 31 0 OW 32 54 0 23 45 35 6 0 VODI 43 73 0 43 92 59 23 0 ODI 38 23 1 33 153 126 39 0 CDI 25 39 0 41 236 290 132 25 VCDI 17 31 1 92 865 2803 7144 21763

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