Validation of sea ice concentration - American sector
Bulletin date: 2025-11-13
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-11-07:
| 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 |
23864 |
3492 |
342 |
630 |
60 |
0 |
0 |
0 |
| OW |
34 |
197 |
122 |
869 |
403 |
50 |
0 |
0 |
| VODI |
8 |
20 |
43 |
461 |
585 |
105 |
0 |
0 |
| ODI |
0 |
0 |
0 |
195 |
447 |
143 |
4 |
0 |
| CDI |
0 |
0 |
0 |
50 |
486 |
406 |
83 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
452 |
1632 |
8644 |
17401 |
|
...date precedes bulletin
|
Date: 2025-11-09:
| 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 |
23689 |
3076 |
215 |
471 |
42 |
0 |
0 |
0 |
| OW |
39 |
324 |
111 |
721 |
492 |
62 |
0 |
0 |
| VODI |
8 |
124 |
54 |
542 |
580 |
174 |
15 |
0 |
| ODI |
1 |
17 |
24 |
191 |
480 |
205 |
24 |
0 |
| CDI |
0 |
2 |
8 |
79 |
477 |
505 |
118 |
0 |
| VCDI |
0 |
0 |
0 |
46 |
220 |
1534 |
7678 |
18883 |
|
...date precedes bulletin
|
Date: 2025-11-11:
| 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 |
23624 |
2862 |
203 |
445 |
161 |
10 |
0 |
0 |
| OW |
51 |
289 |
70 |
470 |
396 |
56 |
0 |
0 |
| VODI |
25 |
88 |
71 |
363 |
651 |
221 |
2 |
0 |
| ODI |
1 |
25 |
15 |
137 |
407 |
304 |
23 |
0 |
| CDI |
0 |
3 |
3 |
76 |
522 |
531 |
113 |
6 |
| VCDI |
0 |
0 |
0 |
56 |
220 |
1465 |
6518 |
20748 |
|
...date precedes bulletin
|
Date: 2025-11-13:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-11-15:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-11-17:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-11-19:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-11-21:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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