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

Validation of sea ice concentration - European sector

Bulletin date: 2023-08-01

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

Model vs. observations, sea ice class contingency tables

Date: 2023-08-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 37486 6395 97 223 25 6 6 0
OW 1 264 29 107 14 5 10 5
VODI 0 561 28 278 120 98 79 42
ODI 0 413 44 692 519 586 476 179
CDI 0 47 4 264 579 2037 1462 704
VCDI 0 0 0 5 42 1116 817 803

Date: 2023-08-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 38354 5944 53 276 35 5 12 0
OW 31 184 3 91 27 5 11 0
VODI 38 441 18 270 137 98 68 16
ODI 6 262 43 766 521 696 441 120
CDI 0 52 7 268 593 2475 1449 493
VCDI 0 2 0 5 37 1473 333 509

Date: 2023-08-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 39373 5291 38 239 31 6 11 0
OW 54 152 6 98 25 12 7 0
VODI 132 283 19 297 136 92 65 14
ODI 26 199 42 777 533 639 417 198
CDI 0 50 1 208 552 2495 1338 551
VCDI 0 0 0 3 53 1327 421 457

Date: 2023-08-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 41448 3669 30 132 45 12 9 0
OW 76 120 4 72 28 9 6 0
VODI 108 243 28 285 156 69 68 0
ODI 17 235 40 746 579 628 446 1
CDI 0 37 5 288 929 2069 1813 13
VCDI 0 0 0 7 210 1102 879 7


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