Validation of sea ice concentration - Full domain
Reference date: 2025-10-30
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-10-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
112737 |
12274 |
602 |
913 |
272 |
11 |
0 |
0 |
| OW |
15 |
350 |
175 |
578 |
766 |
155 |
0 |
0 |
| VODI |
5 |
222 |
188 |
669 |
796 |
735 |
84 |
0 |
| ODI |
0 |
17 |
45 |
854 |
1536 |
983 |
137 |
0 |
| CDI |
0 |
0 |
3 |
87 |
1214 |
3100 |
771 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
121 |
8852 |
24187 |
13551 |
|
|
Date: 2025-10-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
112164 |
11518 |
643 |
886 |
172 |
7 |
0 |
0 |
| OW |
8 |
321 |
182 |
700 |
524 |
60 |
0 |
0 |
| VODI |
1 |
183 |
140 |
573 |
707 |
335 |
19 |
0 |
| ODI |
0 |
68 |
47 |
555 |
1294 |
799 |
120 |
0 |
| CDI |
0 |
1 |
4 |
125 |
1505 |
3333 |
889 |
1 |
| VCDI |
0 |
0 |
1 |
21 |
267 |
8056 |
31128 |
9649 |
|
|
Date: 2025-10-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
110632 |
11657 |
445 |
1010 |
481 |
5 |
0 |
0 |
| OW |
2 |
348 |
155 |
433 |
637 |
102 |
0 |
0 |
| VODI |
0 |
193 |
133 |
426 |
551 |
424 |
12 |
0 |
| ODI |
0 |
89 |
48 |
367 |
953 |
663 |
102 |
0 |
| CDI |
0 |
4 |
9 |
54 |
1142 |
2513 |
807 |
0 |
| VCDI |
0 |
0 |
2 |
15 |
213 |
8717 |
33830 |
9832 |
|
|
Date: 2025-10-30:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
107811 |
13494 |
425 |
656 |
368 |
225 |
6 |
0 |
| OW |
1 |
496 |
162 |
330 |
261 |
322 |
41 |
0 |
| VODI |
0 |
261 |
159 |
357 |
261 |
662 |
27 |
0 |
| ODI |
0 |
66 |
80 |
351 |
415 |
656 |
153 |
0 |
| CDI |
0 |
7 |
22 |
177 |
823 |
1707 |
713 |
0 |
| VCDI |
0 |
0 |
0 |
19 |
207 |
7955 |
30230 |
17100 |
|
|
Date: 2025-11-01:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-03:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-05:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-07:
| Best estimate |
|
|
...observations not yet available
|
|
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