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: 2021-11-30

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

Model vs. observations, sea ice class contingency tables

Date: 2021-11-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8246 7790 0 225 30 0 2 0
OW 0 94 0 45 17 1 0 0
VODI 0 85 0 61 46 3 0 0
ODI 0 50 0 57 73 5 4 0
CDI 0 23 0 60 193 102 160 0
VCDI 0 34 0 163 656 1799 6078 4300

Date: 2021-12-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8063 7470 0 264 221 5 0 0
OW 0 98 0 26 34 6 0 0
VODI 0 115 0 37 53 10 1 0
ODI 0 97 0 49 71 16 2 0
CDI 0 61 0 64 158 219 108 0
VCDI 0 111 0 189 495 2014 6415 3930

Date: 2021-12-04:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8138 7281 0 278 174 6 0 0
OW 0 89 0 40 26 5 0 0
VODI 0 134 0 43 68 11 0 0
ODI 0 98 0 49 95 30 1 0
CDI 0 125 0 106 263 282 90 15
VCDI 0 214 0 206 610 1977 6654 3294

Date: 2021-12-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7870 7307 0 270 146 40 0 0
OW 0 99 0 27 18 3 0 0
VODI 0 128 0 49 45 10 0 0
ODI 0 86 0 47 71 44 0 0
CDI 0 87 0 83 198 230 54 12
VCDI 0 295 0 287 866 2765 5614 3651


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