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: 2022-11-01

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

Model vs. observations, sea ice class contingency tables

Date: 2022-11-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6055 9533 0 688 197 19 2 0
OW 0 45 0 82 53 20 1 0
VODI 0 34 0 152 143 77 3 0
ODI 0 16 0 139 349 189 15 0
CDI 0 6 0 100 843 803 118 33
VCDI 0 0 0 59 1244 5411 7597 16568

Date: 2022-11-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5144 9874 0 730 376 54 0 0
OW 0 66 0 84 52 25 0 0
VODI 0 73 0 138 135 106 0 0
ODI 0 52 0 137 248 141 6 0
CDI 0 20 0 141 521 490 122 99
VCDI 0 0 0 133 1539 5112 7148 17828

Date: 2022-11-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5801 8598 0 587 584 158 5 0
OW 2 62 0 40 74 18 4 0
VODI 4 98 0 59 130 67 3 0
ODI 4 60 0 81 156 205 5 2
CDI 0 54 0 65 263 836 148 58
VCDI 0 51 0 164 812 5448 7973 17915

Date: 2022-11-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 4616 9859 0 389 553 134 0 0
OW 1 88 0 29 60 23 0 0
VODI 2 147 0 62 140 112 1 0
ODI 0 111 0 62 184 180 9 0
CDI 0 91 0 104 234 624 99 54
VCDI 0 39 0 212 767 6135 8098 17375


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