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: 2023-11-07

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

Model vs. observations, sea ice class contingency tables

Date: 2023-11-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 36018 6996 76 459 280 87 0 0
OW 2 85 11 115 76 29 0 0
VODI 2 78 10 141 110 26 0 0
ODI 0 37 9 148 104 31 0 0
CDI 0 4 2 71 127 105 46 45
VCDI 0 0 0 34 251 1344 6568 3141

Date: 2023-11-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 35123 7487 79 745 425 214 17 0
OW 0 25 1 56 44 24 0 0
VODI 0 27 5 78 69 31 1 0
ODI 0 22 4 75 84 38 3 0
CDI 0 12 1 103 120 121 83 4
VCDI 0 0 0 22 237 1177 6485 3626

Date: 2023-11-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 34160 8016 122 868 516 326 15 0
OW 0 18 2 35 25 29 2 0
VODI 0 30 2 45 49 54 6 0
ODI 0 23 3 39 35 61 6 0
CDI 0 28 6 64 90 147 67 6
VCDI 0 10 7 98 176 1194 6663 3625

Date: 2023-11-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 33449 8232 154 1120 564 286 14 0
OW 0 17 5 52 24 24 2 0
VODI 0 16 5 64 34 48 4 0
ODI 0 7 6 63 41 57 8 0
CDI 0 2 1 86 59 88 88 11
VCDI 0 0 1 122 362 1084 7021 3447


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