Validation of sea ice concentration - Asian sector
Bulletin date: 2025-07-03
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-06-27:
| 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 |
1035 |
3418 |
43 |
65 |
13 |
0 |
0 |
0 |
| OW |
0 |
1387 |
309 |
289 |
19 |
3 |
0 |
0 |
| VODI |
0 |
148 |
214 |
1177 |
445 |
98 |
0 |
0 |
| ODI |
0 |
0 |
3 |
338 |
1259 |
623 |
7 |
0 |
| CDI |
0 |
0 |
0 |
75 |
1588 |
6207 |
1616 |
68 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1660 |
9443 |
1545 |
|
...date precedes bulletin
|
Date: 2025-06-29:
| 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 |
1060 |
3487 |
50 |
101 |
7 |
0 |
0 |
0 |
| OW |
0 |
1447 |
298 |
298 |
27 |
8 |
0 |
0 |
| VODI |
0 |
226 |
157 |
864 |
481 |
188 |
1 |
0 |
| ODI |
0 |
19 |
13 |
399 |
1370 |
653 |
17 |
0 |
| CDI |
0 |
3 |
1 |
100 |
1627 |
6729 |
1392 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
27 |
1917 |
8166 |
1962 |
|
...date precedes bulletin
|
Date: 2025-07-01:
| 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 |
1286 |
3626 |
40 |
45 |
24 |
0 |
0 |
0 |
| OW |
40 |
1259 |
259 |
419 |
106 |
45 |
0 |
0 |
| VODI |
0 |
192 |
112 |
633 |
446 |
241 |
0 |
0 |
| ODI |
0 |
22 |
31 |
431 |
1604 |
684 |
9 |
0 |
| CDI |
0 |
4 |
3 |
119 |
1858 |
5980 |
2159 |
3 |
| VCDI |
0 |
0 |
0 |
3 |
232 |
2161 |
7000 |
2020 |
|
...date precedes bulletin
|
Date: 2025-07-03:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-07-05:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-07-07:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-07-09:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-07-11:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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