Validation of sea ice concentration - European sector
Bulletin date: 2025-10-07
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-10-07:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
45758 |
3039 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
11 |
89 |
0 |
3 |
0 |
0 |
0 |
0 |
| VODI |
5 |
171 |
1 |
28 |
10 |
0 |
0 |
0 |
| ODI |
0 |
211 |
15 |
104 |
66 |
3 |
1 |
0 |
| CDI |
0 |
67 |
9 |
66 |
129 |
244 |
81 |
0 |
| VCDI |
0 |
11 |
3 |
56 |
283 |
3431 |
2735 |
0 |
|
Date: 2025-10-09:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
45725 |
3421 |
2 |
12 |
4 |
0 |
0 |
0 |
| OW |
0 |
88 |
0 |
10 |
2 |
0 |
0 |
0 |
| VODI |
0 |
175 |
5 |
21 |
8 |
1 |
0 |
0 |
| ODI |
0 |
176 |
14 |
87 |
39 |
38 |
10 |
0 |
| CDI |
0 |
63 |
3 |
94 |
98 |
333 |
271 |
0 |
| VCDI |
0 |
13 |
2 |
66 |
227 |
2433 |
3189 |
0 |
|
Date: 2025-10-11:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
44792 |
3972 |
28 |
130 |
21 |
0 |
0 |
0 |
| OW |
0 |
54 |
3 |
37 |
12 |
0 |
0 |
0 |
| VODI |
0 |
85 |
4 |
80 |
39 |
6 |
0 |
0 |
| ODI |
0 |
44 |
7 |
88 |
96 |
20 |
3 |
0 |
| CDI |
0 |
37 |
3 |
95 |
155 |
122 |
214 |
0 |
| VCDI |
0 |
0 |
0 |
21 |
132 |
1721 |
4600 |
9 |
|
Date: 2025-10-13:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
44459 |
3903 |
10 |
125 |
209 |
9 |
0 |
0 |
| OW |
0 |
44 |
5 |
12 |
22 |
8 |
0 |
0 |
| VODI |
0 |
119 |
5 |
23 |
14 |
24 |
0 |
0 |
| ODI |
0 |
89 |
7 |
45 |
35 |
51 |
13 |
0 |
| CDI |
0 |
116 |
15 |
99 |
81 |
196 |
294 |
0 |
| VCDI |
0 |
37 |
3 |
119 |
229 |
1911 |
4087 |
212 |
|
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