Validation of sea ice concentration - European sector
Bulletin date: 2025-10-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-10-21:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
42749 |
3598 |
2 |
4 |
3 |
0 |
0 |
0 |
| OW |
49 |
101 |
1 |
2 |
5 |
0 |
0 |
0 |
| VODI |
51 |
147 |
7 |
23 |
24 |
2 |
0 |
0 |
| ODI |
13 |
120 |
8 |
78 |
30 |
25 |
11 |
0 |
| CDI |
7 |
207 |
14 |
267 |
223 |
179 |
113 |
0 |
| VCDI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
|
Date: 2025-10-23:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| OW |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| VODI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| ODI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| CDI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| VCDI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
|
Date: 2025-10-25:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| OW |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| VODI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| ODI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| CDI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| VCDI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
|
Date: 2025-10-27:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| OW |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| VODI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| ODI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| CDI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
| VCDI |
0 |
97 |
9 |
138 |
818 |
4567 |
2845 |
93 |
|
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