Validation of sea ice concentration - Full domain
Bulletin date: 2025-07-03
Data source: OSI SAF N.H. AMSR 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 |
74763 |
17082 |
141 |
120 |
19 |
1 |
0 |
0 |
| OW |
1223 |
5242 |
643 |
594 |
69 |
13 |
1 |
0 |
| VODI |
3192 |
1410 |
854 |
2417 |
1143 |
195 |
34 |
0 |
| ODI |
0 |
160 |
184 |
1989 |
3028 |
1297 |
125 |
0 |
| CDI |
0 |
64 |
74 |
693 |
3745 |
13062 |
2964 |
1 |
| VCDI |
0 |
0 |
1 |
45 |
1587 |
19679 |
19800 |
3156 |
|
...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 |
76545 |
16539 |
131 |
96 |
12 |
5 |
0 |
0 |
| OW |
1292 |
5001 |
637 |
606 |
129 |
20 |
3 |
0 |
| VODI |
3177 |
1652 |
761 |
2484 |
1034 |
284 |
29 |
0 |
| ODI |
0 |
378 |
313 |
1942 |
2575 |
1369 |
162 |
0 |
| CDI |
0 |
81 |
96 |
729 |
4382 |
12667 |
2319 |
0 |
| VCDI |
0 |
0 |
1 |
25 |
2174 |
20219 |
19871 |
1070 |
|
...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 |
78176 |
16247 |
146 |
94 |
28 |
5 |
2 |
0 |
| OW |
1295 |
4576 |
636 |
634 |
182 |
73 |
6 |
0 |
| VODI |
3160 |
1652 |
706 |
2234 |
1020 |
314 |
26 |
0 |
| ODI |
0 |
545 |
381 |
1668 |
2771 |
1390 |
111 |
0 |
| CDI |
0 |
213 |
159 |
848 |
6087 |
11308 |
2565 |
0 |
| VCDI |
0 |
1 |
7 |
60 |
2397 |
19277 |
17197 |
2613 |
|
...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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