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: 2023-09-26

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

Model vs. observations, sea ice class contingency tables

Date: 2023-09-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 41970 3970 66 472 106 3 0 0
OW 1 107 10 78 39 2 0 0
VODI 0 67 23 187 64 3 0 0
ODI 0 4 0 210 193 30 30 0
CDI 0 0 0 66 470 449 713 4
VCDI 0 0 0 0 92 893 6290 56

Date: 2023-09-28:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 41727 4207 71 637 143 5 0 0
OW 0 24 6 78 30 3 1 0
VODI 0 18 3 118 78 6 4 0
ODI 0 2 1 111 153 31 8 6
CDI 0 0 0 39 358 369 352 73
VCDI 0 0 0 1 148 762 4859 2236

Date: 2023-09-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 41880 4073 71 568 189 16 0 0
OW 0 15 3 44 45 9 0 0
VODI 0 25 4 63 101 14 0 0
ODI 0 7 3 44 139 33 2 2
CDI 0 3 0 30 168 149 49 64
VCDI 0 0 0 6 90 768 4498 3493

Date: 2023-10-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 40707 4867 36 516 360 169 78 0
OW 0 16 2 16 18 24 11 0
VODI 0 31 2 21 29 40 34 0
ODI 0 21 0 23 24 34 63 1
CDI 0 41 3 25 28 69 215 66
VCDI 0 50 8 105 103 310 5284 3218


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