Validation of sea ice concentration - Full domain
Bulletin date: 2025-12-11
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-12-05:
| 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 |
79555 |
13966 |
241 |
207 |
47 |
0 |
0 |
0 |
| OW |
1033 |
1611 |
305 |
534 |
194 |
49 |
0 |
0 |
| VODI |
2903 |
436 |
282 |
701 |
538 |
178 |
5 |
0 |
| ODI |
479 |
76 |
79 |
489 |
968 |
247 |
5 |
0 |
| CDI |
0 |
15 |
18 |
300 |
1341 |
1227 |
376 |
0 |
| VCDI |
0 |
5 |
2 |
84 |
1050 |
5111 |
32611 |
33542 |
|
...date precedes bulletin
|
Date: 2025-12-07:
| 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 |
78673 |
13580 |
245 |
250 |
81 |
9 |
0 |
0 |
| OW |
1107 |
1829 |
283 |
390 |
207 |
55 |
0 |
0 |
| VODI |
2755 |
874 |
324 |
566 |
362 |
137 |
18 |
0 |
| ODI |
643 |
164 |
147 |
464 |
695 |
209 |
39 |
0 |
| CDI |
0 |
62 |
42 |
319 |
1124 |
1636 |
264 |
0 |
| VCDI |
0 |
11 |
18 |
95 |
908 |
5481 |
32064 |
34680 |
|
...date precedes bulletin
|
Date: 2025-12-09:
| 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 |
78273 |
13754 |
270 |
327 |
103 |
28 |
0 |
0 |
| OW |
1161 |
1346 |
157 |
375 |
285 |
39 |
2 |
0 |
| VODI |
2694 |
789 |
239 |
359 |
434 |
100 |
12 |
0 |
| ODI |
773 |
220 |
149 |
394 |
507 |
264 |
42 |
0 |
| CDI |
0 |
80 |
71 |
335 |
808 |
1157 |
310 |
1 |
| VCDI |
0 |
22 |
18 |
106 |
842 |
6066 |
31477 |
36421 |
|
...date precedes bulletin
|
Date: 2025-12-11:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-13:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-15:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-17:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-12-19:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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