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: 2022-04-26

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

Model vs. observations, sea ice class contingency tables

Date: 2022-04-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25348 15543 0 566 299 27 0 0
OW 2 147 0 216 114 15 6 0
VODI 0 167 0 294 433 161 34 0
ODI 0 77 0 315 731 482 139 0
CDI 0 38 0 258 914 921 727 4
VCDI 0 51 0 250 1255 3851 8531 5767

Date: 2022-04-28:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25151 15470 0 637 321 58 3 0
OW 4 193 0 159 92 27 2 0
VODI 4 210 0 340 337 174 32 0
ODI 3 124 0 365 668 522 135 0
CDI 0 48 0 255 879 973 677 54
VCDI 0 69 0 199 1480 5149 7828 5041

Date: 2022-04-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25122 15258 0 771 441 43 23 0
OW 6 154 0 174 111 14 2 0
VODI 2 239 0 274 473 227 20 0
ODI 0 167 0 293 845 516 110 0
CDI 0 50 0 245 906 1128 657 77
VCDI 0 84 0 235 1454 4860 7629 5073

Date: 2022-05-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25386 15257 0 820 378 71 31 0
OW 0 155 0 141 131 25 8 0
VODI 0 233 0 226 394 184 18 0
ODI 0 148 0 286 666 392 104 1
CDI 0 68 0 243 952 1368 644 143
VCDI 0 87 0 264 1581 4948 6840 5490


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