Validation of sea ice concentration - Full domain
Bulletin date: 2025-12-11
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-12-05:
| 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 |
90211 |
16911 |
475 |
769 |
20 |
0 |
0 |
0 |
| OW |
71 |
1366 |
387 |
1131 |
326 |
119 |
0 |
0 |
| VODI |
2 |
262 |
184 |
1241 |
630 |
297 |
0 |
0 |
| ODI |
0 |
28 |
14 |
687 |
1136 |
332 |
4 |
0 |
| CDI |
0 |
13 |
0 |
284 |
1859 |
1374 |
136 |
6 |
| VCDI |
0 |
3 |
0 |
46 |
1286 |
5126 |
21630 |
46377 |
|
...date precedes bulletin
|
Date: 2025-12-07:
| 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 |
89573 |
15868 |
543 |
836 |
64 |
0 |
0 |
0 |
| OW |
197 |
1624 |
341 |
1044 |
329 |
20 |
0 |
0 |
| VODI |
14 |
525 |
268 |
1184 |
677 |
169 |
0 |
0 |
| ODI |
0 |
54 |
51 |
757 |
938 |
295 |
6 |
0 |
| CDI |
0 |
19 |
14 |
288 |
1870 |
1659 |
116 |
0 |
| VCDI |
0 |
1 |
2 |
94 |
1144 |
5726 |
23028 |
45405 |
|
...date precedes bulletin
|
Date: 2025-12-09:
| 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 |
88328 |
16491 |
566 |
1150 |
107 |
0 |
0 |
0 |
| OW |
239 |
1240 |
270 |
821 |
401 |
4 |
0 |
0 |
| VODI |
51 |
524 |
259 |
911 |
665 |
85 |
2 |
0 |
| ODI |
9 |
119 |
59 |
735 |
809 |
244 |
7 |
0 |
| CDI |
0 |
23 |
4 |
451 |
1396 |
1211 |
190 |
2 |
| VCDI |
0 |
0 |
2 |
110 |
1089 |
6989 |
23092 |
46088 |
|
...date precedes bulletin
|
Date: 2025-12-11:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-13:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-15:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-17:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-19:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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