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

Validation of sea ice concentration - Full domain

Bulletin date: 2025-01-30

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

Model vs. observations, sea ice class contingency tables

Date: 2025-01-24:

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 62079 13653 88 77 25 4 0 0
OW 825 1108 263 264 68 24 11 0
VODI 1798 564 137 418 330 92 29 0
ODI 1920 249 78 192 411 413 75 0
CDI 0 125 49 204 446 1260 1762 1
VCDI 0 36 33 97 545 3231 33420 54406
...date precedes bulletin

Date: 2025-01-26:

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 59953 15408 168 126 26 13 3 0
OW 686 1414 169 217 90 33 21 0
VODI 1780 703 182 385 331 104 20 0
ODI 1927 223 104 281 457 317 59 0
CDI 0 134 83 231 547 1399 998 9
VCDI 0 14 33 151 479 4537 39611 47384
...date precedes bulletin

Date: 2025-01-28:

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 60426 15376 151 140 25 13 4 0
OW 756 1226 179 186 90 36 33 0
VODI 1763 769 167 477 213 112 32 0
ODI 1945 315 91 227 299 232 67 0
CDI 0 193 91 240 467 835 940 23
VCDI 0 41 54 188 599 4318 36128 51343
...date precedes bulletin

Date: 2025-01-30:

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

Date: 2025-02-01:

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

Date: 2025-02-03:

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

Date: 2025-02-05:

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

Date: 2025-02-07:

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


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