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: 2022-06-21

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

Model vs. observations, sea ice class contingency tables

Date: 2022-06-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 400 4982 0 809 294 75 0 0
OW 0 205 0 169 198 51 5 0
VODI 0 348 0 263 514 319 13 1
ODI 0 392 0 462 1093 942 205 76
CDI 0 434 0 740 3347 3070 2735 1292
VCDI 0 152 0 271 3835 4985 10536 7381

Date: 2022-06-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 211 5459 0 813 400 115 4 0
OW 9 291 0 150 115 51 0 0
VODI 2 453 0 297 423 217 15 1
ODI 1 587 0 567 1536 842 199 70
CDI 1 612 0 819 3421 3570 2060 1634
VCDI 1 125 0 250 3368 6000 7302 8603

Date: 2022-06-25:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 594 5632 0 627 529 179 11 0
OW 6 262 0 81 151 51 0 0
VODI 8 457 0 228 584 192 18 1
ODI 7 727 0 705 1906 808 198 48
CDI 0 655 0 784 4501 3279 1796 830
VCDI 0 81 0 219 5502 6178 7957 4802

Date: 2022-06-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 987 5623 0 815 538 154 0 0
OW 5 232 0 103 230 30 0 0
VODI 6 536 0 261 616 128 13 0
ODI 2 805 0 710 2133 863 140 14
CDI 0 583 0 828 5453 3556 1648 227
VCDI 0 42 0 263 9992 6030 6545 483


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