Validation of sea ice concentration - European sector
Bulletin date: 2025-12-11
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-12-05:
| 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 |
76455 |
8254 |
98 |
88 |
21 |
0 |
0 |
0 |
| OW |
985 |
743 |
174 |
282 |
94 |
41 |
0 |
0 |
| VODI |
2903 |
145 |
142 |
307 |
162 |
92 |
4 |
0 |
| ODI |
479 |
13 |
34 |
208 |
236 |
44 |
1 |
0 |
| CDI |
0 |
5 |
7 |
133 |
380 |
447 |
305 |
0 |
| VCDI |
0 |
0 |
1 |
22 |
127 |
1144 |
7733 |
553 |
|
...date precedes bulletin
|
Date: 2025-12-07:
| 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 |
75913 |
8386 |
125 |
172 |
56 |
0 |
0 |
0 |
| OW |
975 |
722 |
156 |
250 |
135 |
50 |
0 |
0 |
| VODI |
2754 |
249 |
159 |
262 |
159 |
80 |
18 |
0 |
| ODI |
643 |
28 |
50 |
199 |
240 |
60 |
25 |
0 |
| CDI |
0 |
1 |
9 |
126 |
352 |
518 |
178 |
0 |
| VCDI |
0 |
0 |
1 |
10 |
101 |
972 |
7966 |
762 |
|
...date precedes bulletin
|
Date: 2025-12-09:
| 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 |
75324 |
8891 |
175 |
228 |
85 |
8 |
0 |
0 |
| OW |
966 |
575 |
108 |
230 |
205 |
34 |
2 |
0 |
| VODI |
2651 |
199 |
118 |
203 |
220 |
68 |
12 |
0 |
| ODI |
764 |
26 |
60 |
160 |
171 |
77 |
35 |
0 |
| CDI |
0 |
7 |
18 |
134 |
336 |
592 |
146 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
133 |
848 |
7104 |
1943 |
|
...date precedes bulletin
|
Date: 2025-12-11:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-13:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-15:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-17:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-19:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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