Validation of sea ice concentration - European sector
Bulletin date: 2025-07-15
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-07-15:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
35518 |
8415 |
38 |
192 |
18 |
1 |
0 |
0 |
| OW |
29 |
628 |
31 |
196 |
48 |
8 |
3 |
0 |
| VODI |
15 |
922 |
56 |
531 |
280 |
116 |
27 |
0 |
| ODI |
1 |
428 |
48 |
711 |
610 |
452 |
28 |
0 |
| CDI |
0 |
70 |
15 |
411 |
971 |
2920 |
61 |
0 |
| VCDI |
0 |
3 |
0 |
48 |
443 |
2308 |
30 |
0 |
|
Date: 2025-07-17:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
35975 |
9519 |
90 |
889 |
159 |
18 |
2 |
0 |
| OW |
0 |
110 |
8 |
146 |
93 |
17 |
3 |
0 |
| VODI |
0 |
235 |
32 |
319 |
312 |
102 |
16 |
0 |
| ODI |
0 |
198 |
24 |
397 |
511 |
496 |
28 |
0 |
| CDI |
0 |
49 |
10 |
289 |
750 |
3052 |
153 |
0 |
| VCDI |
0 |
2 |
1 |
63 |
452 |
1992 |
118 |
0 |
|
Date: 2025-07-19:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
36339 |
9675 |
134 |
934 |
235 |
48 |
13 |
0 |
| OW |
0 |
70 |
7 |
84 |
62 |
18 |
6 |
0 |
| VODI |
0 |
138 |
21 |
224 |
172 |
83 |
11 |
0 |
| ODI |
0 |
162 |
27 |
371 |
337 |
516 |
36 |
0 |
| CDI |
0 |
76 |
10 |
270 |
751 |
2995 |
325 |
0 |
| VCDI |
0 |
7 |
1 |
79 |
396 |
1834 |
163 |
0 |
|
Date: 2025-07-21:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
37537 |
8690 |
105 |
899 |
294 |
86 |
13 |
0 |
| OW |
0 |
75 |
5 |
85 |
51 |
25 |
6 |
0 |
| VODI |
0 |
159 |
16 |
195 |
145 |
97 |
25 |
0 |
| ODI |
0 |
153 |
23 |
324 |
278 |
418 |
97 |
0 |
| CDI |
0 |
65 |
15 |
229 |
783 |
2733 |
708 |
0 |
| VCDI |
0 |
4 |
0 |
54 |
365 |
1478 |
395 |
0 |
|
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