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: 2021-06-29

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

Model vs. observations, sea ice class contingency tables

Date: 2021-06-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 11935 6313 0 171 41 10 0 0
OW 0 87 0 237 143 12 0 0
VODI 0 68 0 349 658 197 47 1
ODI 0 101 0 189 448 466 339 50
CDI 0 53 0 107 417 898 1418 498
VCDI 0 7 0 39 576 1965 2058 504

Date: 2021-07-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12990 5329 0 295 111 1 0 0
OW 0 116 0 295 254 9 0 0
VODI 0 142 0 381 457 206 27 0
ODI 0 105 0 284 395 591 196 1
CDI 0 54 0 205 462 1660 1106 11
VCDI 0 11 0 59 725 2349 1570 5

Date: 2021-07-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 13973 4281 0 447 156 14 0 0
OW 0 122 0 302 212 23 3 0
VODI 0 194 0 317 357 194 44 0
ODI 0 138 0 218 326 566 273 5
CDI 0 60 0 192 439 1740 1355 120
VCDI 0 17 0 79 694 1995 1459 87

Date: 2021-07-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12873 5257 0 538 189 17 0 0
OW 0 123 0 285 185 25 1 0
VODI 0 215 0 307 308 162 41 0
ODI 0 151 0 224 282 627 240 0
CDI 0 54 0 186 424 2001 1704 9
VCDI 0 16 0 64 583 1878 1433 0


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