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: 2023-01-17

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

Model vs. observations, sea ice class contingency tables

Date: 2023-01-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 23493 12383 0 449 259 62 0 0
OW 0 240 0 81 40 21 0 0
VODI 0 332 0 154 70 21 1 0
ODI 0 318 0 210 125 17 0 0
CDI 0 169 0 283 245 95 107 14
VCDI 0 103 0 599 1934 3424 6797 4622

Date: 2023-01-19:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 24034 12242 0 431 257 43 0 0
OW 0 258 0 68 47 10 0 0
VODI 0 294 0 128 72 16 0 0
ODI 0 194 0 173 109 17 0 1
CDI 0 128 0 207 194 86 87 28
VCDI 0 201 0 608 1887 2943 6432 5473

Date: 2023-01-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25112 11185 0 510 312 74 0 0
OW 0 136 0 73 49 9 0 0
VODI 0 236 0 119 85 21 0 0
ODI 0 181 0 149 128 37 1 0
CDI 0 142 0 160 239 194 131 23
VCDI 0 320 0 580 1493 2620 6799 5550

Date: 2023-01-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 24914 10984 0 550 357 94 0 0
OW 0 168 0 64 52 14 0 0
VODI 0 255 0 104 100 30 0 0
ODI 0 206 0 112 121 27 0 0
CDI 0 175 0 193 240 198 78 0
VCDI 0 313 0 814 1760 4368 6774 3603


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