Validation of sea ice concentration - Asian sector
Reference date: 2025-02-13
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-02-07:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
37 |
523 |
4 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
131 |
2 |
10 |
0 |
0 |
0 |
0 |
| VODI |
0 |
77 |
30 |
34 |
6 |
1 |
0 |
0 |
| ODI |
0 |
20 |
23 |
122 |
129 |
31 |
3 |
0 |
| CDI |
0 |
1 |
5 |
82 |
398 |
330 |
147 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
83 |
1042 |
7825 |
20979 |
|
|
Date: 2025-02-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7 |
505 |
8 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
110 |
8 |
9 |
0 |
0 |
0 |
0 |
| VODI |
0 |
113 |
78 |
162 |
30 |
0 |
0 |
0 |
| ODI |
0 |
12 |
35 |
160 |
188 |
28 |
8 |
0 |
| CDI |
0 |
0 |
3 |
129 |
641 |
376 |
302 |
0 |
| VCDI |
0 |
0 |
0 |
12 |
133 |
1208 |
7553 |
20253 |
|
|
Date: 2025-02-11:
| 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 |
444 |
17 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
50 |
23 |
11 |
0 |
0 |
0 |
0 |
| VODI |
0 |
72 |
28 |
112 |
22 |
4 |
0 |
0 |
| ODI |
0 |
40 |
31 |
267 |
247 |
40 |
4 |
0 |
| CDI |
0 |
0 |
0 |
37 |
707 |
395 |
200 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
35 |
717 |
7518 |
21058 |
|
|
Date: 2025-02-13:
| 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 |
317 |
28 |
19 |
2 |
0 |
0 |
0 |
| OW |
0 |
42 |
9 |
21 |
3 |
0 |
0 |
0 |
| VODI |
0 |
44 |
24 |
47 |
12 |
2 |
0 |
0 |
| ODI |
0 |
14 |
14 |
84 |
135 |
37 |
6 |
0 |
| CDI |
0 |
0 |
0 |
20 |
362 |
560 |
131 |
26 |
| VCDI |
0 |
0 |
0 |
0 |
56 |
874 |
5394 |
23799 |
|
|
Date: 2025-02-15:
| 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 |
219 |
33 |
58 |
1 |
0 |
0 |
0 |
| OW |
0 |
54 |
6 |
14 |
7 |
0 |
0 |
0 |
| VODI |
0 |
14 |
21 |
76 |
49 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
31 |
115 |
46 |
5 |
0 |
| CDI |
0 |
0 |
0 |
7 |
67 |
503 |
183 |
11 |
| VCDI |
0 |
0 |
0 |
1 |
8 |
773 |
8536 |
21243 |
|
|
Date: 2025-02-17:
| 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 |
201 |
39 |
72 |
2 |
0 |
0 |
0 |
| OW |
0 |
57 |
11 |
27 |
10 |
0 |
0 |
0 |
| VODI |
0 |
5 |
13 |
74 |
39 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
30 |
102 |
23 |
3 |
0 |
| CDI |
0 |
0 |
0 |
4 |
62 |
202 |
151 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
333 |
6226 |
24391 |
|
|
Date: 2025-02-19:
| 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 |
267 |
21 |
40 |
5 |
0 |
0 |
0 |
| OW |
0 |
45 |
10 |
14 |
11 |
0 |
0 |
0 |
| VODI |
0 |
53 |
11 |
51 |
9 |
3 |
0 |
0 |
| ODI |
0 |
18 |
18 |
58 |
38 |
8 |
1 |
0 |
| CDI |
0 |
0 |
0 |
12 |
111 |
151 |
45 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
610 |
7299 |
23172 |
|
|
Date: 2025-02-21:
| 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 |
272 |
32 |
38 |
0 |
0 |
0 |
0 |
| OW |
0 |
40 |
9 |
15 |
0 |
0 |
0 |
0 |
| VODI |
0 |
52 |
22 |
53 |
15 |
0 |
0 |
0 |
| ODI |
0 |
2 |
10 |
59 |
74 |
25 |
2 |
1 |
| CDI |
0 |
0 |
0 |
1 |
63 |
181 |
58 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
311 |
6692 |
24043 |
|
|
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