Validation of sea ice concentration - European sector
Bulletin date: 2025-08-05
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-08-05:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
42325 |
4027 |
8 |
49 |
10 |
0 |
0 |
0 |
| OW |
46 |
619 |
12 |
72 |
15 |
3 |
0 |
0 |
| VODI |
54 |
1082 |
33 |
276 |
101 |
47 |
8 |
0 |
| ODI |
2 |
391 |
28 |
263 |
682 |
476 |
132 |
0 |
| CDI |
1 |
80 |
8 |
211 |
2054 |
1646 |
531 |
0 |
| VCDI |
0 |
0 |
0 |
33 |
422 |
467 |
416 |
0 |
|
Date: 2025-08-07:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
43681 |
4879 |
46 |
333 |
52 |
8 |
0 |
0 |
| OW |
2 |
115 |
7 |
45 |
16 |
7 |
0 |
0 |
| VODI |
0 |
148 |
15 |
94 |
86 |
55 |
16 |
0 |
| ODI |
0 |
96 |
12 |
152 |
594 |
446 |
181 |
0 |
| CDI |
0 |
76 |
3 |
159 |
1564 |
1515 |
786 |
0 |
| VCDI |
0 |
16 |
1 |
47 |
560 |
339 |
478 |
0 |
|
Date: 2025-08-09:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
43952 |
5001 |
50 |
319 |
74 |
27 |
0 |
0 |
| OW |
0 |
62 |
2 |
24 |
13 |
9 |
0 |
0 |
| VODI |
0 |
83 |
9 |
64 |
77 |
65 |
1 |
0 |
| ODI |
0 |
77 |
8 |
102 |
663 |
516 |
18 |
0 |
| CDI |
0 |
112 |
5 |
136 |
1854 |
1768 |
117 |
0 |
| VCDI |
0 |
21 |
4 |
52 |
587 |
638 |
120 |
0 |
|
Date: 2025-08-11:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
44260 |
4974 |
48 |
259 |
84 |
49 |
0 |
0 |
| OW |
0 |
43 |
3 |
18 |
13 |
18 |
0 |
0 |
| VODI |
0 |
54 |
2 |
45 |
71 |
86 |
4 |
0 |
| ODI |
0 |
73 |
3 |
93 |
635 |
453 |
26 |
0 |
| CDI |
0 |
106 |
6 |
151 |
1965 |
1510 |
78 |
0 |
| VCDI |
0 |
29 |
5 |
57 |
650 |
657 |
102 |
0 |
|
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