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: 2022-08-02

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

Model vs. observations, sea ice class contingency tables

Date: 2022-08-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8107 11501 0 616 186 3 0 0
OW 4 237 0 294 215 11 4 0
VODI 6 453 0 534 1415 406 102 8
ODI 0 583 0 542 2044 1884 637 144
CDI 0 406 0 692 2411 5698 4452 1581
VCDI 0 72 0 140 698 869 2081 1558

Date: 2022-08-04:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 10612 9378 0 792 479 5 0 0
OW 5 232 0 170 297 12 8 0
VODI 2 521 0 564 1174 205 73 24
ODI 0 683 0 608 2150 1718 696 185
CDI 0 590 0 603 2592 6048 4196 969
VCDI 0 90 0 129 613 814 2662 695

Date: 2022-08-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 10096 9886 0 816 517 2 0 0
OW 14 287 0 235 250 20 4 0
VODI 19 621 0 727 1036 277 69 3
ODI 20 688 0 760 2394 2066 817 56
CDI 0 616 0 605 3369 5587 3896 372
VCDI 0 67 0 107 648 1112 2285 250

Date: 2022-08-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 11499 8507 0 849 613 20 0 0
OW 0 323 0 202 275 20 3 0
VODI 0 704 0 595 1144 237 80 17
ODI 0 929 0 709 2702 1846 867 353
CDI 0 662 0 558 3745 4449 3957 2013
VCDI 0 31 0 82 321 282 1124 876


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