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: 2021-05-18

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

Model vs. observations, sea ice class contingency tables

Date: 2021-05-18:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7396 7351 0 352 154 91 10 0
OW 0 70 0 183 105 41 7 0
VODI 0 51 0 221 333 212 146 36
ODI 0 18 0 117 346 314 308 164
CDI 0 12 0 73 369 483 598 277
VCDI 0 25 0 166 955 2476 4651 2291

Date: 2021-05-20:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7900 7055 0 430 207 154 10 0
OW 0 43 0 143 148 82 46 3
VODI 0 47 0 155 255 243 158 50
ODI 0 19 0 133 263 274 220 207
CDI 0 29 0 95 359 394 343 454
VCDI 0 29 0 173 961 1990 3175 4155

Date: 2021-05-22:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7327 7558 0 565 305 159 25 0
OW 0 59 0 102 194 99 68 0
VODI 0 71 0 120 309 205 196 21
ODI 0 60 0 83 238 274 261 113
CDI 0 89 0 107 277 430 476 254
VCDI 0 66 0 214 956 2298 4322 2501

Date: 2021-05-24:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7481 7198 0 565 454 159 34 0
OW 0 91 0 98 213 109 77 0
VODI 0 107 0 167 308 220 203 13
ODI 0 83 0 93 218 312 268 116
CDI 0 132 0 99 311 520 545 326
VCDI 0 119 0 267 890 2082 3238 3286


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