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: 2022-07-05

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

Model vs. observations, sea ice class contingency tables

Date: 2022-07-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3125 7081 0 965 417 13 0 0
OW 11 245 0 206 323 23 0 0
VODI 14 654 0 445 720 182 7 0
ODI 17 726 0 666 1570 1197 203 1
CDI 0 430 0 709 3728 6116 1206 13
VCDI 0 64 0 184 2778 13093 3404 58

Date: 2022-07-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3858 6675 0 1155 811 76 0 0
OW 11 273 0 156 179 21 1 0
VODI 12 690 0 433 606 173 8 0
ODI 13 663 0 672 1636 1462 191 0
CDI 0 660 0 765 3684 6496 944 2
VCDI 0 218 0 202 2936 12929 1970 13

Date: 2022-07-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3719 7367 0 1339 646 60 1 0
OW 10 359 0 174 158 11 2 0
VODI 23 790 0 449 473 170 9 0
ODI 5 864 0 693 1602 1357 175 6
CDI 0 750 0 863 3927 6390 875 37
VCDI 0 79 0 87 1596 12958 2515 55

Date: 2022-07-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3418 7963 0 1201 841 92 0 0
OW 9 380 0 154 160 15 0 0
VODI 18 717 0 458 575 203 35 5
ODI 4 688 0 764 1756 1476 390 38
CDI 0 489 0 862 4142 6203 1303 130
VCDI 0 22 0 43 1143 10376 4214 307


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