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

Validation of sea ice concentration - American sector

Bulletin date: 2021-06-08

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

Model vs. observations, sea ice class contingency tables

Date: 2021-06-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 935 0 215 83 21 7 1
OW 0 47 0 85 113 60 18 1
VODI 0 57 0 81 221 191 179 37
ODI 0 70 0 51 249 335 555 174
CDI 0 62 0 76 246 696 2372 1095
VCDI 0 208 0 196 514 2188 11041 12849

Date: 2021-06-10:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1135 0 247 212 104 61 7
OW 0 75 0 62 96 82 46 1
VODI 0 88 0 97 154 230 264 11
ODI 0 106 0 79 174 336 561 112
CDI 0 156 0 89 295 969 2574 829
VCDI 0 263 0 224 445 1772 8248 15125

Date: 2021-06-12:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1075 0 284 237 122 133 15
OW 0 91 0 44 73 68 55 3
VODI 0 118 0 73 132 253 239 17
ODI 0 147 0 89 180 407 621 191
CDI 0 173 0 123 356 1201 2690 1614
VCDI 0 232 0 177 477 1964 7841 13814

Date: 2021-06-14:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1153 0 280 259 158 129 8
OW 0 75 0 46 84 80 38 0
VODI 0 117 0 88 172 310 169 27
ODI 0 149 0 126 199 446 568 219
CDI 0 250 0 172 456 1057 2691 2005
VCDI 0 217 0 161 636 1132 5748 15904


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