Validation of sea ice concentration - Asian sector
Reference date: 2025-10-30
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-10-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6985 |
2687 |
259 |
490 |
202 |
11 |
0 |
0 |
| OW |
12 |
174 |
60 |
117 |
463 |
147 |
0 |
0 |
| VODI |
5 |
186 |
121 |
375 |
264 |
533 |
63 |
0 |
| ODI |
0 |
14 |
31 |
731 |
1001 |
492 |
88 |
0 |
| CDI |
0 |
0 |
3 |
71 |
753 |
1227 |
348 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
52 |
3998 |
7814 |
2304 |
|
|
Date: 2025-10-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6374 |
2981 |
281 |
391 |
25 |
0 |
0 |
0 |
| OW |
6 |
174 |
77 |
351 |
150 |
9 |
0 |
0 |
| VODI |
1 |
134 |
75 |
293 |
295 |
59 |
2 |
0 |
| ODI |
0 |
64 |
43 |
432 |
831 |
268 |
23 |
0 |
| CDI |
0 |
0 |
0 |
99 |
1150 |
970 |
183 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
227 |
4930 |
8528 |
2638 |
|
|
Date: 2025-10-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5636 |
2860 |
139 |
503 |
385 |
4 |
0 |
0 |
| OW |
0 |
92 |
22 |
85 |
381 |
59 |
0 |
0 |
| VODI |
0 |
76 |
49 |
124 |
263 |
228 |
3 |
0 |
| ODI |
0 |
61 |
24 |
187 |
490 |
329 |
20 |
0 |
| CDI |
0 |
0 |
0 |
12 |
707 |
1032 |
362 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
129 |
4955 |
9623 |
3241 |
|
|
Date: 2025-10-30:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4774 |
3228 |
116 |
153 |
206 |
209 |
6 |
0 |
| OW |
0 |
70 |
34 |
53 |
76 |
274 |
41 |
0 |
| VODI |
0 |
54 |
24 |
61 |
62 |
511 |
26 |
0 |
| ODI |
0 |
30 |
14 |
65 |
72 |
412 |
97 |
0 |
| CDI |
0 |
5 |
11 |
75 |
242 |
568 |
411 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
127 |
4510 |
11577 |
3886 |
|
|
Date: 2025-11-01:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-03:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-05:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-07:
| Best estimate |
|
|
...observations not yet available
|
|
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