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: 2023-01-03

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

Model vs. observations, sea ice class contingency tables

Date: 2023-01-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 28424 9087 0 491 334 273 103 0
OW 9 153 0 66 30 10 3 0
VODI 7 208 0 104 68 24 2 0
ODI 0 286 0 112 152 45 18 0
CDI 0 335 0 204 355 180 142 15
VCDI 0 204 0 328 1248 2111 6155 5382

Date: 2023-01-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26453 10806 0 678 409 301 109 0
OW 0 139 0 79 47 11 0 0
VODI 0 186 0 129 76 14 5 0
ODI 0 200 0 113 94 32 10 0
CDI 0 275 0 136 261 225 174 0
VCDI 0 410 0 402 1235 2832 6639 4188

Date: 2023-01-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25411 11444 0 840 576 284 96 0
OW 3 126 0 76 61 15 8 0
VODI 18 178 0 91 86 26 3 0
ODI 1 157 0 92 80 26 12 0
CDI 0 211 0 130 152 126 140 22
VCDI 0 448 0 460 1468 2622 5650 5529

Date: 2023-01-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25463 11260 0 609 556 275 162 0
OW 0 180 0 77 70 17 8 0
VODI 1 244 0 130 94 21 12 0
ODI 0 213 0 101 71 23 17 0
CDI 0 212 0 137 129 133 172 19
VCDI 0 577 0 559 1471 2411 6035 5209


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