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: 2024-05-07

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

Model vs. observations, sea ice class contingency tables

Date: 2024-05-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 18529 13915 129 616 85 11 3 0
OW 2 175 16 131 45 12 0 0
VODI 0 287 23 339 207 116 31 0
ODI 0 238 23 520 600 541 224 3
CDI 0 104 18 447 1224 1582 1198 105
VCDI 0 58 14 296 1194 3025 5668 4914

Date: 2024-05-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 18242 14392 138 855 155 16 3 0
OW 0 143 9 172 65 11 1 0
VODI 0 188 28 322 290 154 39 0
ODI 0 145 8 449 657 666 301 6
CDI 0 97 12 436 1305 1683 1233 175
VCDI 0 44 6 233 1224 2550 5200 5015

Date: 2024-05-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 18585 14673 108 817 143 23 2 0
OW 0 106 13 154 52 27 9 0
VODI 0 174 11 324 285 169 60 0
ODI 0 125 12 492 739 685 289 5
CDI 0 68 24 521 1144 1500 1012 132
VCDI 0 22 10 408 1258 2784 5088 4615

Date: 2024-05-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 19001 14567 103 835 125 43 0 0
OW 0 100 16 128 83 36 0 0
VODI 0 161 30 298 294 198 39 0
ODI 0 154 35 537 764 811 278 1
CDI 0 96 22 550 1163 1663 1129 98
VCDI 0 37 10 456 1208 2389 6246 2964


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