Validation of sea ice concentration - Asian sector
Bulletin date: 2025-06-26
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-06-20:
| 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 |
686 |
2514 |
32 |
49 |
17 |
0 |
0 |
0 |
| OW |
9 |
1313 |
276 |
238 |
5 |
0 |
0 |
0 |
| VODI |
0 |
317 |
286 |
1351 |
378 |
31 |
0 |
0 |
| ODI |
0 |
8 |
22 |
419 |
1361 |
272 |
3 |
0 |
| CDI |
0 |
1 |
4 |
99 |
1318 |
3589 |
826 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
86 |
2819 |
7104 |
7661 |
|
...date precedes bulletin
|
Date: 2025-06-22:
| 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 |
791 |
2492 |
26 |
33 |
21 |
0 |
0 |
0 |
| OW |
10 |
1379 |
238 |
303 |
3 |
1 |
0 |
0 |
| VODI |
0 |
421 |
301 |
1285 |
421 |
33 |
4 |
0 |
| ODI |
0 |
4 |
15 |
496 |
1174 |
347 |
6 |
0 |
| CDI |
0 |
0 |
0 |
109 |
2046 |
3232 |
978 |
116 |
| VCDI |
0 |
0 |
0 |
0 |
371 |
2704 |
5708 |
8028 |
|
...date precedes bulletin
|
Date: 2025-06-24:
| 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 |
935 |
2794 |
67 |
91 |
24 |
0 |
0 |
0 |
| OW |
1 |
1147 |
264 |
397 |
19 |
3 |
0 |
0 |
| VODI |
0 |
332 |
212 |
1126 |
438 |
44 |
11 |
0 |
| ODI |
0 |
8 |
37 |
470 |
1061 |
340 |
41 |
0 |
| CDI |
0 |
0 |
2 |
137 |
1986 |
4472 |
3319 |
449 |
| VCDI |
0 |
0 |
0 |
0 |
1163 |
2264 |
6975 |
2467 |
|
...date precedes bulletin
|
Date: 2025-06-26:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-06-28:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-06-30:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-07-02:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-07-04:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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