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: 2023-10-17

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

Model vs. observations, sea ice class contingency tables

Date: 2023-10-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 39060 6125 28 239 47 34 6 0
OW 0 73 9 82 27 33 5 0
VODI 0 67 17 97 33 54 17 0
ODI 0 47 13 148 49 29 13 0
CDI 0 19 0 254 160 87 85 7
VCDI 0 1 0 75 441 1692 5097 2398

Date: 2023-10-19:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 38574 6346 57 553 134 109 0 0
OW 0 40 4 43 27 21 0 0
VODI 0 51 14 69 45 36 0 0
ODI 0 28 5 72 83 31 0 0
CDI 0 32 3 109 169 82 18 0
VCDI 0 14 0 145 506 2587 4902 1759

Date: 2023-10-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 39852 4986 64 321 118 129 0 0
OW 0 42 10 40 10 21 0 0
VODI 0 63 8 66 16 24 0 0
ODI 0 53 13 87 48 21 0 0
CDI 0 46 7 121 121 97 32 5
VCDI 0 3 7 353 551 2189 5466 1678

Date: 2023-10-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 39846 4985 40 316 107 161 0 0
OW 7 52 3 28 10 14 0 0
VODI 11 67 5 68 22 19 0 0
ODI 0 97 3 68 50 20 1 0
CDI 0 69 4 68 117 182 153 8
VCDI 0 144 9 131 505 2106 5652 1520


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