Description of algorithm
Full domain
  Ice concntr, edge pos
  Contingency tables
American sector
European sector
Asian sector
GODAE regions

Validation of sea ice concentration - Full domain

Bulletin date: 2023-12-28

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

Model vs. observations, sea ice class contingency tables

Date: 2023-12-22:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74920 13455 686 917 266 208 210 0
OW 100 613 146 702 274 58 16 0
VODI 1 288 125 779 646 157 20 0
ODI 0 60 59 455 1260 278 28 0
CDI 0 32 29 162 1410 1141 126 89
VCDI 0 8 30 315 1390 8320 19404 57865
...date precedes bulletin

Date: 2023-12-24:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76344 11908 546 803 249 235 98 0
OW 93 559 166 627 294 47 18 0
VODI 0 291 86 687 734 131 19 0
ODI 0 130 36 344 1227 349 14 0
CDI 0 70 36 170 1266 1023 228 60
VCDI 0 52 70 276 1080 7381 22458 56843
...date precedes bulletin

Date: 2023-12-26:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76289 11893 459 638 315 208 143 0
OW 69 577 166 488 185 80 15 0
VODI 0 432 103 678 580 152 13 0
ODI 0 123 57 372 862 304 56 0
CDI 0 47 50 191 756 1184 265 4
VCDI 0 26 49 393 1561 8537 24017 54711
...date precedes bulletin

Date: 2023-12-28:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2023-12-30:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2024-01-01:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2024-01-03:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2024-01-05:

Best estimate Forecast
...observations not yet available ...observations not yet available


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