Validation of sea ice concentration - Asian sector
Reference date: 2025-02-27
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
273 |
32 |
38 |
0 |
0 |
0 |
0 |
| OW |
0 |
39 |
9 |
16 |
1 |
0 |
0 |
0 |
| VODI |
0 |
53 |
22 |
52 |
14 |
0 |
0 |
0 |
| ODI |
0 |
1 |
10 |
59 |
74 |
26 |
2 |
1 |
| CDI |
0 |
0 |
0 |
1 |
63 |
190 |
63 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
301 |
6687 |
24043 |
|
|
Date: 2025-02-23:
| 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 |
367 |
15 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
67 |
9 |
8 |
0 |
0 |
0 |
0 |
| VODI |
0 |
58 |
23 |
43 |
11 |
0 |
0 |
0 |
| ODI |
0 |
5 |
8 |
57 |
94 |
9 |
0 |
0 |
| CDI |
0 |
0 |
0 |
8 |
139 |
208 |
36 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
31 |
636 |
5209 |
25018 |
|
|
Date: 2025-02-25:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
3 |
392 |
17 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
58 |
5 |
7 |
0 |
0 |
0 |
0 |
| VODI |
0 |
130 |
26 |
31 |
12 |
0 |
0 |
0 |
| ODI |
0 |
15 |
25 |
70 |
51 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
58 |
375 |
141 |
59 |
2 |
| VCDI |
0 |
0 |
0 |
5 |
101 |
903 |
5558 |
24036 |
|
|
Date: 2025-02-27:
| 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 |
364 |
41 |
29 |
0 |
0 |
0 |
0 |
| OW |
0 |
75 |
12 |
12 |
0 |
0 |
0 |
0 |
| VODI |
0 |
101 |
23 |
41 |
12 |
0 |
0 |
0 |
| ODI |
0 |
6 |
19 |
90 |
44 |
2 |
0 |
0 |
| CDI |
0 |
0 |
0 |
44 |
197 |
191 |
44 |
63 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
937 |
4494 |
25227 |
|
|
Date: 2025-03-01:
| 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 |
306 |
46 |
30 |
0 |
0 |
0 |
0 |
| OW |
0 |
69 |
14 |
23 |
1 |
0 |
0 |
0 |
| VODI |
0 |
109 |
25 |
44 |
0 |
0 |
0 |
0 |
| ODI |
0 |
1 |
12 |
108 |
66 |
3 |
0 |
0 |
| CDI |
0 |
0 |
0 |
20 |
137 |
219 |
33 |
29 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
635 |
4711 |
25437 |
|
|
Date: 2025-03-03:
| 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 |
265 |
21 |
41 |
1 |
0 |
0 |
0 |
| OW |
0 |
38 |
11 |
24 |
1 |
0 |
0 |
0 |
| VODI |
0 |
173 |
25 |
39 |
7 |
0 |
0 |
0 |
| ODI |
0 |
0 |
13 |
84 |
74 |
3 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
141 |
113 |
17 |
25 |
| VCDI |
0 |
0 |
0 |
0 |
38 |
421 |
4995 |
25500 |
|
|
Date: 2025-03-05:
| 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 |
249 |
20 |
26 |
0 |
0 |
0 |
0 |
| OW |
0 |
45 |
8 |
23 |
0 |
0 |
0 |
0 |
| VODI |
0 |
176 |
34 |
34 |
6 |
0 |
0 |
0 |
| ODI |
0 |
17 |
13 |
78 |
51 |
3 |
1 |
0 |
| CDI |
0 |
0 |
1 |
28 |
144 |
151 |
15 |
23 |
| VCDI |
0 |
0 |
0 |
0 |
26 |
258 |
4024 |
26628 |
|
|
Date: 2025-03-07:
| Best estimate |
|
|
...observations not yet available
|
|
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