Validation of sea ice concentration - Full domain
Reference date: 2025-12-18
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-12-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86499 |
16656 |
417 |
527 |
56 |
0 |
0 |
0 |
| OW |
118 |
451 |
110 |
288 |
201 |
71 |
2 |
0 |
| VODI |
45 |
360 |
158 |
375 |
413 |
197 |
0 |
0 |
| ODI |
9 |
123 |
70 |
345 |
732 |
670 |
60 |
0 |
| CDI |
0 |
68 |
26 |
182 |
990 |
2291 |
708 |
0 |
| VCDI |
0 |
1 |
0 |
5 |
380 |
5533 |
31297 |
36588 |
|
|
Date: 2025-12-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86678 |
15710 |
332 |
482 |
112 |
0 |
0 |
0 |
| OW |
58 |
530 |
135 |
292 |
331 |
76 |
0 |
0 |
| VODI |
18 |
459 |
150 |
394 |
331 |
163 |
0 |
0 |
| ODI |
3 |
209 |
124 |
459 |
847 |
590 |
64 |
0 |
| CDI |
0 |
44 |
36 |
118 |
1020 |
3424 |
867 |
2 |
| VCDI |
0 |
0 |
1 |
7 |
241 |
6954 |
32635 |
33126 |
|
|
Date: 2025-12-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83884 |
16279 |
653 |
882 |
564 |
71 |
0 |
0 |
| OW |
17 |
546 |
138 |
222 |
279 |
254 |
36 |
0 |
| VODI |
0 |
528 |
178 |
368 |
253 |
280 |
51 |
0 |
| ODI |
0 |
331 |
140 |
511 |
909 |
744 |
172 |
0 |
| CDI |
0 |
12 |
23 |
140 |
676 |
3898 |
1351 |
2 |
| VCDI |
0 |
0 |
0 |
8 |
169 |
5595 |
29438 |
37420 |
|
|
Date: 2025-12-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80655 |
16185 |
546 |
824 |
1383 |
924 |
6 |
0 |
| OW |
6 |
665 |
115 |
183 |
164 |
272 |
5 |
0 |
| VODI |
16 |
541 |
145 |
322 |
296 |
544 |
13 |
0 |
| ODI |
4 |
297 |
179 |
523 |
583 |
724 |
105 |
0 |
| CDI |
1 |
169 |
80 |
365 |
903 |
3088 |
1119 |
0 |
| VCDI |
0 |
2 |
9 |
58 |
282 |
6881 |
30425 |
37415 |
|
|
Date: 2025-12-20:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-12-22:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-12-24:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-12-26:
| Best estimate |
|
|
...observations not yet available
|
|
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