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: 2022-08-09

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

Model vs. observations, sea ice class contingency tables

Date: 2022-08-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12160 9251 0 531 187 6 0 0
OW 0 243 0 346 256 10 2 0
VODI 0 344 0 807 1739 281 86 20
ODI 0 368 0 601 3328 1704 837 243
CDI 0 455 0 692 3242 3229 4110 1915
VCDI 0 34 0 146 239 188 1320 1674

Date: 2022-08-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12897 8383 0 735 487 11 0 0
OW 5 347 0 210 321 13 0 1
VODI 6 672 0 762 1309 323 75 43
ODI 8 612 0 895 3064 1894 856 294
CDI 4 506 0 880 2578 3451 3991 1752
VCDI 0 20 0 98 89 306 1647 1049

Date: 2022-08-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12626 8773 0 843 621 25 0 0
OW 25 386 0 282 221 22 1 0
VODI 38 762 0 980 955 410 73 31
ODI 17 768 0 1076 2666 2368 879 366
CDI 22 622 0 956 2081 3863 3637 1562
VCDI 2 110 0 102 126 443 1092 762

Date: 2022-08-15:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 11785 9654 0 892 788 36 1 0
OW 22 343 0 233 259 26 7 0
VODI 37 726 0 742 1166 419 147 48
ODI 31 812 0 880 2732 2566 1149 401
CDI 29 665 0 939 1639 3726 4211 1354
VCDI 0 83 0 87 99 246 1095 519


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