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: 2022-04-26

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

Model vs. observations, sea ice class contingency tables

Date: 2022-04-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 5 2 0
OW 0 0 0 0 3 2 2 0
VODI 0 0 0 0 4 21 7 1
ODI 0 0 0 0 61 103 94 8
CDI 0 0 0 0 86 221 384 160
VCDI 0 0 0 0 509 2744 13463 32714

Date: 2022-04-28:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 5 7 4 0
OW 0 0 0 0 3 16 1 0
VODI 0 0 0 4 34 28 38 0
ODI 0 0 0 3 70 154 123 7
CDI 0 0 0 13 92 388 393 178
VCDI 0 11 0 120 600 3190 14689 30423

Date: 2022-04-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 1 16 9 22 2
OW 0 0 0 4 16 3 19 4
VODI 0 0 0 3 41 47 33 16
ODI 0 0 0 1 94 123 107 101
CDI 0 1 0 6 146 428 465 353
VCDI 0 22 0 57 701 3507 13635 30611

Date: 2022-05-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 15 48 17 18
OW 0 0 0 0 11 28 6 13
VODI 0 0 0 0 37 56 19 31
ODI 0 0 0 2 73 164 69 81
CDI 0 0 0 3 167 366 368 358
VCDI 0 0 0 79 1034 3802 14153 29576


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