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: 2024-06-04

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

Model vs. observations, sea ice class contingency tables

Date: 2024-06-04:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 22352 11721 25 193 22 1 0 0
OW 105 1229 23 250 67 20 3 0
VODI 61 2439 111 1212 990 372 265 5
ODI 24 1855 142 2735 2781 1953 1363 145
CDI 0 473 47 1516 3332 4665 6610 1997
VCDI 0 109 9 428 2925 8188 30789 20995

Date: 2024-06-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 22624 16142 132 919 214 22 14 0
OW 10 527 29 372 171 39 36 0
VODI 9 882 62 1239 1051 394 269 6
ODI 2 975 111 2188 2194 1802 1372 215
CDI 0 452 42 1562 2933 4191 5941 2752
VCDI 0 206 18 661 3546 7438 31106 19677

Date: 2024-06-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 24839 15759 146 1440 397 73 59 0
OW 6 389 20 396 194 55 29 0
VODI 6 767 58 1042 883 382 325 15
ODI 0 1185 129 1801 1772 1737 1310 135
CDI 0 682 74 1667 2635 4438 5225 2179
VCDI 0 289 35 985 3874 7970 27422 21723

Date: 2024-06-10:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25224 16243 215 1895 596 112 100 0
OW 10 442 23 364 224 78 53 0
VODI 16 852 62 776 818 381 360 16
ODI 21 1156 129 1488 1719 1577 1559 130
CDI 4 779 79 1316 2359 4419 5849 1594
VCDI 0 344 45 779 3033 9048 29905 18355


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