Validation of sea ice concentration - European sector
Bulletin date: 2025-04-17
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-04-11:
| 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 |
58558 |
13755 |
208 |
190 |
34 |
8 |
2 |
0 |
| OW |
630 |
953 |
221 |
515 |
258 |
49 |
8 |
0 |
| VODI |
1851 |
240 |
156 |
483 |
560 |
181 |
39 |
0 |
| ODI |
1735 |
60 |
49 |
237 |
625 |
528 |
71 |
0 |
| CDI |
0 |
13 |
27 |
149 |
709 |
1961 |
828 |
0 |
| VCDI |
0 |
0 |
2 |
28 |
266 |
3077 |
11485 |
2113 |
|
...date precedes bulletin
|
Date: 2025-04-13:
| 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 |
58072 |
14117 |
167 |
181 |
61 |
10 |
0 |
0 |
| OW |
629 |
925 |
288 |
525 |
220 |
41 |
12 |
0 |
| VODI |
1852 |
201 |
138 |
496 |
540 |
246 |
25 |
0 |
| ODI |
1734 |
47 |
50 |
225 |
621 |
644 |
177 |
0 |
| CDI |
0 |
10 |
24 |
184 |
669 |
1909 |
1339 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
274 |
1930 |
10053 |
4222 |
|
...date precedes bulletin
|
Date: 2025-04-15:
| 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 |
57984 |
14516 |
193 |
207 |
52 |
8 |
0 |
0 |
| OW |
657 |
797 |
290 |
499 |
227 |
60 |
4 |
0 |
| VODI |
1863 |
193 |
124 |
403 |
421 |
240 |
31 |
0 |
| ODI |
1722 |
64 |
53 |
259 |
570 |
711 |
195 |
0 |
| CDI |
0 |
41 |
31 |
235 |
761 |
1974 |
1919 |
0 |
| VCDI |
0 |
7 |
3 |
83 |
172 |
1242 |
9501 |
4550 |
|
...date precedes bulletin
|
Date: 2025-04-17:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-04-19:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-04-21:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-04-23:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-04-25:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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