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

Validation of sea ice concentration - Full domain

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 64297 27601 0 1024 317 20 0 0
OW 7 571 0 762 469 58 5 0
VODI 7 829 0 1555 3739 2826 141 8
ODI 0 834 0 1346 5421 8610 994 144
CDI 0 466 0 941 4317 13016 5308 1581
VCDI 0 72 0 152 771 1435 2193 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 65876 26587 0 1585 922 94 5 0
OW 6 573 0 387 730 149 17 0
VODI 2 1066 0 1329 4209 2082 297 26
ODI 0 1047 0 1307 5543 7011 1862 189
CDI 0 658 0 803 4352 11525 6425 977
VCDI 0 90 0 139 673 1204 2953 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 66251 26493 0 1573 1290 219 1 0
OW 16 617 0 450 777 233 12 0
VODI 21 1272 0 1367 3970 2253 230 4
ODI 21 1081 0 1350 5618 7663 1661 67
CDI 0 682 0 827 4991 11156 5588 401
VCDI 0 69 0 114 719 1647 2434 257

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 67326 25811 0 1697 1641 272 2 0
OW 2 714 0 386 865 288 13 0
VODI 1 1418 0 1142 3892 2159 239 18
ODI 0 1314 0 1226 5848 7283 1666 357
CDI 0 732 0 720 5338 10004 5675 2026
VCDI 0 32 0 85 400 651 1275 877


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