Validation of sea ice concentration - Asian sector
Reference date: 2025-11-20
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-11-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1305 |
4149 |
107 |
97 |
2 |
0 |
0 |
0 |
| OW |
0 |
98 |
52 |
211 |
186 |
2 |
0 |
0 |
| VODI |
0 |
59 |
22 |
71 |
290 |
183 |
2 |
0 |
| ODI |
0 |
35 |
44 |
65 |
179 |
204 |
7 |
0 |
| CDI |
0 |
7 |
13 |
32 |
175 |
394 |
135 |
18 |
| VCDI |
0 |
1 |
1 |
5 |
67 |
2133 |
7339 |
14392 |
|
|
Date: 2025-11-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2257 |
3191 |
85 |
67 |
1 |
0 |
0 |
0 |
| OW |
0 |
108 |
27 |
116 |
106 |
0 |
0 |
0 |
| VODI |
0 |
104 |
18 |
42 |
292 |
100 |
0 |
0 |
| ODI |
0 |
90 |
38 |
110 |
104 |
112 |
0 |
0 |
| CDI |
0 |
11 |
12 |
99 |
372 |
315 |
7 |
0 |
| VCDI |
0 |
0 |
1 |
9 |
274 |
4028 |
9353 |
10633 |
|
|
Date: 2025-11-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1426 |
3602 |
113 |
157 |
68 |
0 |
0 |
0 |
| OW |
7 |
128 |
16 |
57 |
138 |
8 |
0 |
0 |
| VODI |
3 |
112 |
21 |
30 |
162 |
76 |
0 |
0 |
| ODI |
0 |
94 |
39 |
89 |
123 |
252 |
36 |
0 |
| CDI |
0 |
9 |
9 |
71 |
388 |
536 |
69 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
106 |
3678 |
10959 |
9489 |
|
|
Date: 2025-11-20:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
848 |
3647 |
118 |
185 |
166 |
25 |
0 |
0 |
| OW |
0 |
101 |
22 |
37 |
109 |
49 |
0 |
0 |
| VODI |
0 |
90 |
25 |
54 |
44 |
152 |
0 |
0 |
| ODI |
0 |
73 |
25 |
56 |
40 |
297 |
40 |
0 |
| CDI |
0 |
58 |
26 |
68 |
172 |
459 |
151 |
1 |
| VCDI |
0 |
7 |
5 |
22 |
72 |
2219 |
10180 |
12439 |
|
|
Date: 2025-11-22:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-24:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-26:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-28:
| Best estimate |
|
|
...observations not yet available
|
|
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