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: 2024-07-02

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

Model vs. observations, sea ice class contingency tables

Date: 2024-07-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2763 2634 10 71 49 18 0 0
OW 28 389 9 51 62 25 0 0
VODI 28 708 26 199 321 198 0 0
ODI 59 1469 38 675 1047 1094 12 0
CDI 18 1327 53 1011 2430 4796 79 0
VCDI 2 273 30 506 3813 18195 1080 0

Date: 2024-07-04:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2960 4288 22 315 268 73 0 0
OW 20 206 5 87 72 42 0 0
VODI 53 416 10 245 366 204 1 0
ODI 93 965 20 568 1338 826 55 0
CDI 19 885 41 821 3598 3720 378 0
VCDI 0 295 25 472 4666 14115 3043 0

Date: 2024-07-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3961 4005 38 521 482 74 0 0
OW 16 158 6 79 99 29 0 0
VODI 36 269 14 230 352 192 3 0
ODI 78 797 29 608 1313 1025 27 0
CDI 30 868 44 733 3298 4433 84 0
VCDI 2 328 25 433 4699 15458 720 0

Date: 2024-07-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 4256 4246 51 502 503 116 0 0
OW 12 136 6 89 86 27 0 0
VODI 34 259 19 221 305 237 1 0
ODI 50 770 31 576 1173 1196 15 0
CDI 17 956 54 703 2959 4855 130 0
VCDI 1 307 27 400 3508 15846 916 0


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