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: 2021-04-27

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

Model vs. observations, sea ice class contingency tables

Date: 2021-04-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7114 7322 0 383 115 60 0 0
OW 9 99 0 178 66 6 0 0
VODI 6 96 0 423 301 44 9 0
ODI 7 35 0 150 264 129 126 0
CDI 2 25 0 95 494 341 317 19
VCDI 0 46 0 159 721 2431 3809 5001

Date: 2021-04-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6826 7294 0 475 381 75 0 0
OW 8 146 0 169 141 25 2 0
VODI 9 119 0 215 292 78 14 0
ODI 7 33 0 61 215 182 103 0
CDI 2 29 0 81 253 481 390 43
VCDI 0 56 0 166 676 2487 3763 5105

Date: 2021-05-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6661 7613 0 693 306 96 0 0
OW 4 150 0 197 132 16 9 0
VODI 11 122 0 174 199 83 30 0
ODI 8 55 0 55 210 182 193 7
CDI 0 41 0 77 257 382 424 79
VCDI 0 53 0 209 739 1812 3560 5563

Date: 2021-05-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6782 7664 0 628 278 113 31 0
OW 5 218 0 150 103 30 11 0
VODI 12 164 0 169 136 74 52 7
ODI 1 64 0 73 169 189 258 37
CDI 0 56 0 97 213 406 433 83
VCDI 0 68 0 196 720 1629 3520 5563


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