Validation of sea ice concentration - European sector
Bulletin date: 2025-10-02
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-09-26:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88038 |
2965 |
30 |
22 |
0 |
0 |
0 |
0 |
| OW |
2030 |
303 |
79 |
88 |
33 |
0 |
0 |
0 |
| VODI |
1886 |
38 |
56 |
145 |
122 |
20 |
0 |
0 |
| ODI |
0 |
1 |
9 |
91 |
150 |
98 |
0 |
0 |
| CDI |
0 |
0 |
0 |
19 |
271 |
506 |
83 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
18 |
1091 |
4406 |
264 |
|
...date precedes bulletin
|
Date: 2025-09-28:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88140 |
2788 |
21 |
16 |
1 |
0 |
0 |
0 |
| OW |
2037 |
337 |
72 |
83 |
47 |
0 |
0 |
0 |
| VODI |
1834 |
84 |
59 |
148 |
110 |
22 |
10 |
0 |
| ODI |
0 |
10 |
17 |
80 |
134 |
97 |
13 |
0 |
| CDI |
0 |
0 |
0 |
33 |
264 |
519 |
74 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
1155 |
4422 |
221 |
|
...date precedes bulletin
|
Date: 2025-09-30:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86536 |
4138 |
59 |
35 |
2 |
0 |
0 |
0 |
| OW |
1976 |
200 |
84 |
170 |
85 |
0 |
0 |
0 |
| VODI |
1899 |
38 |
19 |
93 |
213 |
38 |
6 |
0 |
| ODI |
0 |
5 |
11 |
17 |
93 |
154 |
35 |
0 |
| CDI |
0 |
0 |
0 |
13 |
91 |
604 |
161 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
668 |
4933 |
485 |
|
...date precedes bulletin
|
Date: 2025-10-02:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-10-04:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-10-06:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-10-08:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-10-10:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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