Validation of sea ice concentration - European sector
Reference date: 2025-11-06
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-10-31:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93416 |
5453 |
41 |
30 |
7 |
0 |
0 |
0 |
| OW |
0 |
300 |
55 |
35 |
8 |
1 |
0 |
0 |
| VODI |
0 |
77 |
85 |
127 |
42 |
13 |
1 |
0 |
| ODI |
0 |
7 |
16 |
110 |
178 |
88 |
7 |
0 |
| CDI |
0 |
0 |
1 |
15 |
197 |
580 |
140 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
1013 |
6735 |
295 |
|
|
Date: 2025-11-02:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93016 |
5863 |
96 |
54 |
9 |
2 |
0 |
0 |
| OW |
0 |
127 |
57 |
57 |
20 |
3 |
0 |
0 |
| VODI |
0 |
53 |
50 |
129 |
79 |
26 |
0 |
0 |
| ODI |
0 |
0 |
6 |
82 |
188 |
142 |
3 |
0 |
| CDI |
0 |
0 |
0 |
2 |
78 |
422 |
155 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
996 |
6966 |
402 |
|
|
Date: 2025-11-04:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93200 |
5605 |
80 |
86 |
16 |
0 |
0 |
0 |
| OW |
0 |
111 |
51 |
60 |
46 |
2 |
0 |
0 |
| VODI |
0 |
75 |
31 |
101 |
102 |
40 |
0 |
0 |
| ODI |
0 |
9 |
11 |
58 |
131 |
139 |
2 |
0 |
| CDI |
0 |
1 |
1 |
12 |
88 |
442 |
171 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
21 |
1273 |
6839 |
281 |
|
|
Date: 2025-11-06:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92248 |
6434 |
88 |
99 |
10 |
0 |
0 |
0 |
| OW |
0 |
122 |
42 |
87 |
46 |
2 |
0 |
0 |
| VODI |
0 |
70 |
47 |
98 |
92 |
31 |
0 |
0 |
| ODI |
0 |
2 |
15 |
73 |
148 |
129 |
4 |
0 |
| CDI |
0 |
0 |
0 |
8 |
65 |
428 |
167 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
1694 |
6262 |
571 |
|
|
Date: 2025-11-08:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92513 |
5909 |
124 |
92 |
17 |
0 |
0 |
0 |
| OW |
0 |
82 |
40 |
126 |
45 |
7 |
0 |
0 |
| VODI |
0 |
57 |
32 |
115 |
74 |
14 |
0 |
0 |
| ODI |
0 |
5 |
9 |
70 |
155 |
64 |
3 |
0 |
| CDI |
0 |
0 |
2 |
11 |
111 |
416 |
117 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
1643 |
6537 |
683 |
|
|
Date: 2025-11-10:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
91268 |
7167 |
114 |
80 |
9 |
0 |
0 |
0 |
| OW |
0 |
103 |
32 |
79 |
28 |
0 |
0 |
0 |
| VODI |
0 |
54 |
47 |
109 |
59 |
12 |
0 |
0 |
| ODI |
0 |
6 |
18 |
117 |
153 |
23 |
0 |
0 |
| CDI |
0 |
0 |
0 |
23 |
199 |
408 |
66 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
1322 |
7350 |
231 |
|
|
Date: 2025-11-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
91190 |
6882 |
106 |
157 |
55 |
3 |
0 |
0 |
| OW |
0 |
73 |
22 |
63 |
56 |
5 |
0 |
0 |
| VODI |
0 |
47 |
26 |
88 |
110 |
42 |
0 |
0 |
| ODI |
0 |
3 |
17 |
78 |
186 |
111 |
2 |
0 |
| CDI |
0 |
0 |
0 |
6 |
79 |
450 |
156 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1077 |
7375 |
620 |
|
|
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 |
91553 |
6191 |
125 |
114 |
53 |
0 |
0 |
0 |
| OW |
1 |
69 |
40 |
117 |
52 |
4 |
0 |
0 |
| VODI |
0 |
37 |
43 |
126 |
132 |
43 |
0 |
0 |
| ODI |
0 |
3 |
3 |
75 |
252 |
134 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
113 |
651 |
99 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1209 |
7663 |
180 |
|
|
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