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

Validation of sea ice concentration - Full domain

Bulletin date: 2025-01-30

Data source: OSI SAF N.H. multi-product sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2025-01-24:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70709 16230 371 317 49 0 0 0
OW 54 1026 276 838 135 9 0 0
VODI 13 426 160 788 580 51 0 0
ODI 2 128 73 372 814 404 16 0
CDI 0 35 21 256 788 2098 1348 59
VCDI 0 11 9 72 624 4677 26224 64680
...date precedes bulletin

Date: 2025-01-26:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68331 17948 391 373 72 6 0 0
OW 3 1245 287 751 168 27 0 0
VODI 0 516 212 781 618 90 1 0
ODI 0 124 45 481 740 465 11 0
CDI 0 42 30 311 860 1960 941 28
VCDI 0 4 5 99 551 5376 32959 57891
...date precedes bulletin

Date: 2025-01-28:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68904 17443 399 456 62 27 0 0
OW 4 1118 246 671 214 48 0 0
VODI 0 676 183 799 434 172 0 0
ODI 0 158 115 429 465 380 18 0
CDI 0 56 51 398 825 1293 733 55
VCDI 0 17 10 173 833 6150 31717 59011
...date precedes bulletin

Date: 2025-01-30:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2025-02-01:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2025-02-03:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2025-02-05:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2025-02-07:

Best estimate Forecast
...observations not yet available ...observations not yet available


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