Validation of sea ice concentration - Full domain
Bulletin date: 2025-08-14
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-08-08:
| 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 |
103997 |
13960 |
188 |
95 |
10 |
0 |
0 |
0 |
| OW |
2206 |
5125 |
1030 |
1025 |
118 |
3 |
0 |
0 |
| VODI |
1845 |
820 |
852 |
4599 |
1731 |
250 |
0 |
0 |
| ODI |
0 |
35 |
54 |
1045 |
8010 |
2053 |
116 |
0 |
| CDI |
0 |
4 |
16 |
144 |
4472 |
17068 |
4590 |
0 |
| VCDI |
0 |
1 |
4 |
4 |
15 |
170 |
3555 |
1600 |
|
...date precedes bulletin
|
Date: 2025-08-10:
| 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 |
104805 |
13332 |
134 |
54 |
6 |
0 |
0 |
0 |
| OW |
2194 |
5546 |
987 |
935 |
75 |
8 |
0 |
0 |
| VODI |
1812 |
1065 |
912 |
5241 |
1427 |
93 |
5 |
0 |
| ODI |
0 |
64 |
69 |
1299 |
7579 |
2631 |
253 |
0 |
| CDI |
0 |
5 |
32 |
192 |
5259 |
15444 |
3966 |
1 |
| VCDI |
0 |
4 |
3 |
2 |
20 |
860 |
4406 |
90 |
|
...date precedes bulletin
|
Date: 2025-08-12:
| 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 |
106622 |
12595 |
249 |
100 |
17 |
0 |
0 |
0 |
| OW |
2514 |
4903 |
921 |
870 |
104 |
26 |
0 |
0 |
| VODI |
1808 |
1460 |
1070 |
4305 |
1365 |
173 |
0 |
0 |
| ODI |
0 |
94 |
117 |
1376 |
7485 |
2313 |
25 |
0 |
| CDI |
0 |
7 |
26 |
267 |
6047 |
15379 |
3080 |
0 |
| VCDI |
0 |
6 |
2 |
3 |
35 |
1253 |
4193 |
0 |
|
...date precedes bulletin
|
Date: 2025-08-14:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-08-16:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-08-18:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-08-20:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-08-22:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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