Validation of sea ice concentration - European sector
Bulletin date: 2025-08-12
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-08-12:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
44252 |
4114 |
17 |
38 |
14 |
4 |
0 |
0 |
| OW |
23 |
373 |
15 |
45 |
9 |
4 |
0 |
0 |
| VODI |
31 |
643 |
14 |
129 |
99 |
40 |
9 |
0 |
| ODI |
1 |
170 |
10 |
173 |
695 |
434 |
73 |
0 |
| CDI |
0 |
45 |
10 |
177 |
1833 |
1335 |
315 |
0 |
| VCDI |
0 |
2 |
0 |
53 |
731 |
484 |
216 |
0 |
|
Date: 2025-08-14:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
44905 |
4695 |
19 |
208 |
48 |
15 |
0 |
0 |
| OW |
1 |
27 |
2 |
45 |
21 |
8 |
0 |
0 |
| VODI |
0 |
56 |
6 |
54 |
101 |
50 |
2 |
0 |
| ODI |
0 |
40 |
9 |
72 |
695 |
394 |
11 |
0 |
| CDI |
0 |
42 |
6 |
158 |
1757 |
1556 |
86 |
0 |
| VCDI |
0 |
9 |
0 |
54 |
684 |
732 |
62 |
0 |
|
Date: 2025-08-16:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
44991 |
4686 |
27 |
245 |
111 |
17 |
0 |
0 |
| OW |
0 |
16 |
0 |
17 |
13 |
8 |
0 |
0 |
| VODI |
0 |
23 |
1 |
30 |
93 |
31 |
1 |
0 |
| ODI |
0 |
29 |
7 |
75 |
756 |
293 |
11 |
0 |
| CDI |
0 |
36 |
6 |
176 |
1944 |
1226 |
49 |
0 |
| VCDI |
0 |
23 |
8 |
93 |
691 |
844 |
53 |
0 |
|
Date: 2025-08-18:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
45065 |
4494 |
28 |
256 |
111 |
61 |
6 |
0 |
| OW |
0 |
13 |
1 |
13 |
19 |
5 |
0 |
0 |
| VODI |
0 |
25 |
1 |
27 |
107 |
28 |
2 |
0 |
| ODI |
0 |
29 |
4 |
61 |
666 |
326 |
47 |
0 |
| CDI |
0 |
43 |
7 |
97 |
1598 |
1368 |
219 |
0 |
| VCDI |
0 |
13 |
2 |
57 |
598 |
940 |
293 |
0 |
|
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