Validation of sea ice concentration - Asian sector
Reference date: 2025-12-18
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-12-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1790 |
93 |
124 |
18 |
0 |
0 |
0 |
| OW |
0 |
44 |
13 |
73 |
80 |
5 |
0 |
0 |
| VODI |
0 |
18 |
18 |
57 |
147 |
105 |
0 |
0 |
| ODI |
0 |
7 |
9 |
44 |
173 |
230 |
5 |
0 |
| CDI |
0 |
0 |
0 |
19 |
108 |
727 |
131 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
55 |
858 |
9650 |
17479 |
|
|
Date: 2025-12-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1 |
1560 |
82 |
133 |
53 |
0 |
0 |
0 |
| OW |
0 |
50 |
20 |
67 |
83 |
4 |
0 |
0 |
| VODI |
0 |
24 |
24 |
89 |
116 |
36 |
0 |
0 |
| ODI |
0 |
11 |
12 |
82 |
175 |
146 |
3 |
0 |
| CDI |
0 |
3 |
4 |
11 |
172 |
737 |
117 |
2 |
| VCDI |
0 |
0 |
1 |
3 |
75 |
1310 |
11181 |
15695 |
|
|
Date: 2025-12-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1 |
1301 |
75 |
96 |
117 |
0 |
0 |
0 |
| OW |
0 |
49 |
26 |
37 |
92 |
29 |
0 |
0 |
| VODI |
0 |
28 |
29 |
78 |
89 |
62 |
0 |
0 |
| ODI |
0 |
6 |
7 |
72 |
192 |
138 |
6 |
0 |
| CDI |
0 |
0 |
0 |
18 |
139 |
699 |
301 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
64 |
967 |
12246 |
15116 |
|
|
Date: 2025-12-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1 |
982 |
86 |
130 |
157 |
15 |
0 |
0 |
| OW |
0 |
43 |
12 |
38 |
49 |
50 |
0 |
0 |
| VODI |
0 |
35 |
15 |
53 |
75 |
69 |
2 |
0 |
| ODI |
0 |
25 |
15 |
57 |
142 |
225 |
13 |
0 |
| CDI |
0 |
0 |
0 |
25 |
132 |
667 |
232 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
810 |
10185 |
17717 |
|
|
Date: 2025-12-20:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-12-22:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-12-24:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-12-26:
| Best estimate |
|
|
...observations not yet available
|
|
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