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: 2021-04-20

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

Model vs. observations, sea ice class contingency tables

Date: 2021-04-20:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 7882 7308 0 196 88 5 0 0 OW 7 209 0 69 45 3 0 0 VODI 8 265 0 151 217 42 3 0 ODI 0 171 0 108 193 199 50 0 CDI 0 183 0 240 236 401 260 27 VCDI 0 95 0 340 750 2115 3337 5199

Date: 2021-04-22:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 8282 7043 0 275 172 26 0 0 OW 3 151 0 78 123 13 0 0 VODI 6 152 0 118 213 57 5 0 ODI 0 119 0 78 183 199 116 0 CDI 0 155 0 105 176 431 378 26 VCDI 0 176 0 300 783 1662 3769 5029

Date: 2021-04-24:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 7606 7141 0 486 254 56 0 0 OW 1 128 0 107 141 17 0 0 VODI 8 142 0 147 228 60 10 0 ODI 0 82 0 51 165 164 121 0 CDI 0 94 0 99 193 405 365 15 VCDI 0 86 0 255 641 2019 3859 5256

Date: 2021-04-26:

Forecast

observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 7289 7133 0 576 314 53 0 0 OW 5 144 0 191 171 22 1 0 VODI 8 132 0 209 247 36 23 0 ODI 0 64 0 67 156 124 108 1 CDI 0 59 0 66 189 390 436 62 VCDI 0 87 0 208 643 2021 3975 5192

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