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

Validation of sea ice concentration - American sector

Reference date: 2025-01-30

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2025-01-24:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 0 0 0 0 CDI 0 0 0 0 96 205 13 0 VCDI 0 0 0 0 239 2308 12728 30277

Date: 2025-01-26:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 2 0 2 0 CDI 0 0 0 5 62 254 5 1 VCDI 0 0 0 38 104 2019 13021 30353

Date: 2025-01-28:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 0 0 0 0 CDI 0 0 0 0 6 99 26 0 VCDI 0 0 0 0 40 1903 13138 30654

Date: 2025-01-30:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 0 0 0 0 CDI 0 0 0 0 119 23 3 0 VCDI 0 0 0 0 111 1741 10042 33827

Date: 2025-02-01:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 0 0 0 0 CDI 0 0 0 7 110 51 1 0 VCDI 0 0 0 11 267 2292 10340 32787

Date: 2025-02-03:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 0 1 0 0 CDI 0 0 0 0 69 124 8 0 VCDI 0 0 0 0 93 2472 7690 35409

Date: 2025-02-05:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 0 0 2 0 CDI 0 0 0 0 7 105 15 0 VCDI 0 0 0 0 157 2234 10775 32571

Date: 2025-02-07:

Best estimate
observations Ice free Ice free near MIZ OW VODI ODI CDI VCDI near MIZ VCDI m o d e l Ice free 0 0 0 0 0 0 0 0 OW 0 0 0 0 0 0 0 0 VODI 0 0 0 0 0 0 0 0 ODI 0 0 0 0 0 0 0 0 CDI 0 0 0 0 0 30 3 0 VCDI 0 0 0 0 0 1896 8815 35122

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