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: 2022-09-13

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

Model vs. observations, sea ice class contingency tables

Date: 2022-09-13:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 17955 12853 0 368 149 3 0 0 OW 0 243 0 152 71 3 0 0 VODI 0 225 0 767 644 126 34 0 ODI 0 112 0 365 1770 1212 347 1 CDI 0 113 0 141 698 2003 1755 61 VCDI 0 0 0 39 111 3184 4877 212

Date: 2022-09-15:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 17835 13369 0 579 95 4 0 0 OW 0 150 0 178 63 8 1 0 VODI 0 145 0 497 310 40 13 0 ODI 0 91 0 304 922 1002 260 4 CDI 0 100 0 210 775 1794 1368 79 VCDI 0 3 0 35 225 3311 6260 564

Date: 2022-09-17:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 18765 12645 0 694 210 22 0 0 OW 0 105 0 183 59 5 0 0 VODI 0 107 0 352 138 54 10 0 ODI 0 108 0 268 442 318 124 1 CDI 0 45 0 151 717 1505 954 67 VCDI 0 5 0 103 215 2943 7699 1580

Date: 2022-09-19:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 17717 13417 0 1024 429 110 0 0 OW 0 42 0 140 67 13 0 0 VODI 0 52 0 181 99 37 1 0 ODI 0 50 0 193 271 152 59 0 CDI 0 20 0 96 468 849 543 9 VCDI 0 5 0 80 480 3046 9254 1690

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