Validation of sea ice concentration - European sector
Bulletin date: 2025-09-09
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-09-09:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
46421 |
2918 |
0 |
5 |
3 |
0 |
0 |
0 |
| OW |
3 |
104 |
5 |
27 |
5 |
0 |
0 |
0 |
| VODI |
0 |
242 |
10 |
77 |
62 |
20 |
1 |
0 |
| ODI |
0 |
230 |
20 |
269 |
418 |
436 |
40 |
0 |
| CDI |
0 |
33 |
6 |
284 |
819 |
1452 |
344 |
0 |
| VCDI |
0 |
0 |
0 |
12 |
328 |
1049 |
987 |
0 |
|
Date: 2025-09-11:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
46375 |
3156 |
8 |
119 |
17 |
0 |
0 |
0 |
| OW |
0 |
67 |
2 |
38 |
11 |
0 |
0 |
0 |
| VODI |
0 |
103 |
9 |
92 |
58 |
6 |
1 |
0 |
| ODI |
0 |
114 |
9 |
260 |
397 |
234 |
28 |
0 |
| CDI |
0 |
36 |
15 |
264 |
611 |
1001 |
335 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
261 |
1620 |
1376 |
0 |
|
Date: 2025-09-13:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
46006 |
3497 |
14 |
158 |
38 |
0 |
0 |
0 |
| OW |
0 |
39 |
4 |
40 |
16 |
0 |
0 |
0 |
| VODI |
0 |
56 |
6 |
81 |
33 |
4 |
4 |
0 |
| ODI |
0 |
38 |
6 |
137 |
138 |
188 |
55 |
0 |
| CDI |
0 |
9 |
6 |
218 |
423 |
770 |
293 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
296 |
2251 |
1797 |
0 |
|
Date: 2025-09-15:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
46265 |
3171 |
24 |
156 |
101 |
4 |
0 |
0 |
| OW |
0 |
25 |
6 |
31 |
4 |
0 |
0 |
0 |
| VODI |
0 |
33 |
6 |
47 |
26 |
7 |
1 |
0 |
| ODI |
0 |
34 |
3 |
93 |
69 |
68 |
29 |
0 |
| CDI |
0 |
7 |
1 |
134 |
356 |
715 |
244 |
0 |
| VCDI |
0 |
3 |
1 |
16 |
251 |
2723 |
1976 |
0 |
|
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