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: 2022-06-07

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

Model vs. observations, sea ice class contingency tables

Date: 2022-06-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1394 0 486 294 39 2 0
OW 0 120 0 161 231 39 4 3
VODI 0 189 0 241 574 276 100 27
ODI 0 184 0 435 922 724 618 35
CDI 0 218 0 663 1677 2066 3023 711
VCDI 0 125 0 706 2223 4781 14829 12474

Date: 2022-06-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1708 0 589 456 86 4 2
OW 0 166 0 114 141 57 7 8
VODI 0 201 0 237 452 167 82 36
ODI 0 289 0 439 854 548 520 78
CDI 0 412 0 713 1587 2137 3007 1015
VCDI 0 201 0 605 1535 4746 15472 11923

Date: 2022-06-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1871 0 596 495 76 3 1
OW 0 147 0 129 139 57 16 5
VODI 0 288 0 285 447 139 67 26
ODI 0 480 0 476 858 632 445 92
CDI 0 588 0 665 1277 2215 3609 1199
VCDI 0 270 0 495 1469 5378 17136 8523

Date: 2022-06-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1892 0 727 515 84 17 0
OW 0 156 0 128 137 48 20 2
VODI 0 356 0 334 430 303 83 23
ODI 0 557 0 540 760 729 512 171
CDI 0 740 0 748 1549 2111 3305 1725
VCDI 0 340 0 587 1778 4575 14448 10164


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