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: 2024-03-12

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

Model vs. observations, sea ice class contingency tables

Date: 2024-03-12:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 14863 15217 147 1135 550 276 0 0
OW 0 134 11 125 71 22 0 0
VODI 0 204 23 235 139 60 0 0
ODI 0 187 27 317 263 142 44 3
CDI 0 58 20 372 596 661 309 14
VCDI 0 7 6 216 1243 4158 8275 6538

Date: 2024-03-14:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 14271 15883 190 1440 801 343 2 0
OW 0 66 6 99 71 45 0 0
VODI 0 55 19 152 124 87 2 0
ODI 0 50 9 159 165 120 64 6
CDI 0 51 9 202 332 421 359 7
VCDI 0 47 13 336 1191 3966 8922 6583

Date: 2024-03-16:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 13296 16496 245 1599 813 456 58 0
OW 0 56 12 100 62 49 7 0
VODI 0 62 12 136 110 65 18 0
ODI 0 49 7 146 174 124 55 0
CDI 0 44 6 149 315 364 320 25
VCDI 0 68 11 350 1395 4252 7966 7196

Date: 2024-03-18:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 13697 15822 179 1818 862 523 193 0
OW 0 46 7 77 78 43 8 0
VODI 0 57 10 146 116 77 21 0
ODI 0 42 5 151 180 176 78 2
CDI 0 41 5 154 258 337 335 74
VCDI 0 31 6 327 1324 3494 8065 7803


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