Validation of sea ice concentration - Asian sector
Reference date: 2025-02-20
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-02-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
278 |
21 |
33 |
0 |
0 |
0 |
0 |
| OW |
0 |
41 |
3 |
23 |
0 |
0 |
0 |
0 |
| VODI |
0 |
22 |
22 |
66 |
27 |
3 |
0 |
0 |
| ODI |
0 |
2 |
6 |
53 |
130 |
23 |
11 |
0 |
| CDI |
0 |
0 |
0 |
1 |
109 |
533 |
231 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
18 |
802 |
7364 |
22259 |
|
|
Date: 2025-02-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
192 |
35 |
84 |
5 |
0 |
0 |
0 |
| OW |
0 |
54 |
10 |
18 |
7 |
0 |
0 |
0 |
| VODI |
0 |
5 |
18 |
63 |
57 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
31 |
106 |
49 |
9 |
0 |
| CDI |
0 |
0 |
0 |
2 |
47 |
324 |
335 |
4 |
| VCDI |
0 |
0 |
0 |
1 |
3 |
290 |
7574 |
22758 |
|
|
Date: 2025-02-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
251 |
25 |
33 |
4 |
0 |
0 |
0 |
| OW |
0 |
53 |
6 |
26 |
8 |
0 |
0 |
0 |
| VODI |
0 |
20 |
20 |
47 |
29 |
0 |
0 |
0 |
| ODI |
0 |
5 |
4 |
60 |
58 |
5 |
2 |
0 |
| CDI |
0 |
0 |
0 |
7 |
100 |
152 |
100 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
348 |
6935 |
23772 |
|
|
Date: 2025-02-20:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
271 |
15 |
42 |
2 |
0 |
0 |
0 |
| OW |
0 |
55 |
9 |
14 |
8 |
0 |
0 |
0 |
| VODI |
0 |
45 |
24 |
35 |
25 |
0 |
0 |
0 |
| ODI |
0 |
9 |
18 |
74 |
56 |
8 |
3 |
0 |
| CDI |
0 |
0 |
0 |
5 |
92 |
160 |
76 |
9 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
371 |
7512 |
23144 |
|
|
Date: 2025-02-22:
| 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 |
276 |
27 |
45 |
0 |
0 |
0 |
0 |
| OW |
0 |
43 |
7 |
14 |
6 |
0 |
0 |
0 |
| VODI |
0 |
48 |
10 |
46 |
46 |
1 |
0 |
0 |
| ODI |
0 |
1 |
1 |
12 |
80 |
78 |
1 |
0 |
| CDI |
0 |
0 |
0 |
8 |
29 |
193 |
129 |
13 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
126 |
5815 |
25027 |
|
|
Date: 2025-02-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2 |
394 |
11 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
63 |
7 |
6 |
0 |
0 |
0 |
0 |
| VODI |
0 |
75 |
27 |
36 |
17 |
0 |
0 |
0 |
| ODI |
0 |
4 |
12 |
92 |
88 |
4 |
1 |
0 |
| CDI |
0 |
0 |
0 |
21 |
260 |
208 |
40 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
78 |
817 |
7043 |
22767 |
|
|
Date: 2025-02-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
403 |
23 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
50 |
7 |
8 |
0 |
0 |
0 |
0 |
| VODI |
0 |
143 |
16 |
38 |
12 |
0 |
0 |
0 |
| ODI |
0 |
26 |
26 |
54 |
51 |
2 |
0 |
0 |
| CDI |
0 |
0 |
1 |
58 |
209 |
170 |
50 |
40 |
| VCDI |
0 |
0 |
0 |
1 |
75 |
1129 |
5257 |
24222 |
|
|
Date: 2025-02-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
332 |
44 |
28 |
0 |
0 |
0 |
0 |
| OW |
0 |
79 |
11 |
22 |
0 |
0 |
0 |
0 |
| VODI |
0 |
105 |
27 |
46 |
10 |
0 |
0 |
0 |
| ODI |
0 |
3 |
16 |
98 |
55 |
4 |
0 |
0 |
| CDI |
0 |
0 |
0 |
33 |
166 |
189 |
33 |
36 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
790 |
4632 |
25312 |
|
|
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