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: 2021-03-23

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

Model vs. observations, sea ice class contingency tables

Date: 2021-03-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5794 7362 0 113 12 0 0 0
OW 0 139 0 58 13 0 0 0
VODI 0 147 0 104 37 5 0 0
ODI 0 114 0 135 66 37 54 0
CDI 0 107 0 211 333 267 267 0
VCDI 0 97 0 433 1487 2865 5944 4201

Date: 2021-03-25:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6007 7270 0 172 34 0 0 0
OW 0 133 0 49 20 0 0 0
VODI 0 192 0 85 63 16 1 0
ODI 0 115 0 97 124 67 40 0
CDI 0 94 0 114 288 239 205 4
VCDI 0 251 0 615 1549 2423 5187 4948

Date: 2021-03-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6248 7156 0 185 104 2 0 0
OW 0 129 0 43 39 12 0 0
VODI 0 168 0 77 51 26 0 0
ODI 0 109 0 74 107 73 13 0
CDI 0 103 0 110 210 241 293 10
VCDI 0 401 0 426 1384 2126 5656 4826

Date: 2021-03-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6613 6936 0 130 57 21 0 0
OW 0 176 0 29 16 5 0 0
VODI 0 200 0 57 43 16 0 0
ODI 0 157 0 64 74 54 25 0
CDI 0 186 0 117 252 269 252 0
VCDI 0 762 0 739 1368 1951 4951 4882


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