Description of algorithm
Full domain
American sector
  Ice concntr, edge pos
  Contingency tables
European sector
Asian sector

Validation of sea ice concentration - American sector

Bulletin date: 2022-12-13

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

Model vs. observations, sea ice class contingency tables

Date: 2022-12-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 499 0 175 346 425 0 0
OW 0 44 0 37 65 78 0 0
VODI 0 45 0 68 154 163 0 0
ODI 0 30 0 53 248 280 7 0
CDI 0 35 0 60 455 602 106 19
VCDI 0 34 0 151 2148 5825 11780 21664

Date: 2022-12-15:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 430 0 240 281 479 0 0
OW 0 40 0 54 44 64 0 0
VODI 0 57 0 67 99 122 0 0
ODI 0 21 0 55 155 163 2 0
CDI 0 14 0 68 351 436 78 111
VCDI 0 25 0 203 1738 6139 11784 22276

Date: 2022-12-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 229 0 256 245 374 87 0
OW 0 24 0 53 54 34 28 0
VODI 0 52 0 100 89 54 53 0
ODI 0 44 0 99 115 71 57 0
CDI 0 36 0 122 368 260 276 33
VCDI 0 104 0 171 945 5779 11759 23625

Date: 2022-12-19:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 100 0 118 277 251 206 0
OW 0 16 0 33 62 50 18 0
VODI 0 25 0 45 112 70 33 0
ODI 0 28 0 90 123 105 39 0
CDI 0 44 0 118 278 417 198 55
VCDI 0 33 0 221 837 5181 11362 25051


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