Validation of sea ice concentration - Full domain
Reference date: 2025-05-29
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-05-23:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71950 |
14246 |
627 |
1204 |
42 |
0 |
0 |
0 |
| OW |
0 |
324 |
181 |
821 |
157 |
1 |
0 |
0 |
| VODI |
0 |
651 |
377 |
2263 |
833 |
73 |
5 |
0 |
| ODI |
0 |
637 |
235 |
1871 |
5743 |
1435 |
128 |
0 |
| CDI |
0 |
28 |
26 |
431 |
2540 |
11118 |
3864 |
261 |
| VCDI |
0 |
0 |
0 |
0 |
52 |
3213 |
26877 |
34823 |
|
|
Date: 2025-05-25:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74244 |
12864 |
602 |
837 |
41 |
0 |
0 |
0 |
| OW |
0 |
296 |
206 |
714 |
86 |
3 |
0 |
0 |
| VODI |
0 |
711 |
325 |
2374 |
873 |
53 |
5 |
0 |
| ODI |
0 |
550 |
235 |
1778 |
6265 |
1485 |
91 |
0 |
| CDI |
0 |
74 |
47 |
363 |
2557 |
13066 |
3515 |
112 |
| VCDI |
0 |
0 |
0 |
0 |
50 |
3722 |
30270 |
28623 |
|
|
Date: 2025-05-27:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74844 |
13201 |
525 |
836 |
76 |
0 |
0 |
0 |
| OW |
0 |
387 |
201 |
608 |
85 |
1 |
0 |
0 |
| VODI |
0 |
684 |
373 |
2215 |
892 |
89 |
0 |
0 |
| ODI |
0 |
577 |
253 |
1800 |
6237 |
1638 |
100 |
0 |
| CDI |
0 |
61 |
29 |
388 |
2802 |
12722 |
4183 |
26 |
| VCDI |
0 |
0 |
0 |
0 |
205 |
4406 |
30771 |
25822 |
|
|
Date: 2025-05-29:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74981 |
13906 |
627 |
982 |
45 |
0 |
0 |
0 |
| OW |
0 |
406 |
161 |
605 |
169 |
3 |
0 |
0 |
| VODI |
0 |
730 |
357 |
1998 |
967 |
59 |
0 |
0 |
| ODI |
0 |
681 |
318 |
1983 |
6200 |
1601 |
93 |
0 |
| CDI |
0 |
20 |
11 |
425 |
3785 |
12023 |
4436 |
93 |
| VCDI |
0 |
0 |
0 |
2 |
236 |
3509 |
28783 |
26842 |
|
|
Date: 2025-05-31:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75436 |
14250 |
654 |
931 |
22 |
0 |
0 |
0 |
| OW |
0 |
397 |
200 |
537 |
161 |
5 |
0 |
0 |
| VODI |
0 |
866 |
341 |
1867 |
1254 |
58 |
0 |
0 |
| ODI |
0 |
990 |
359 |
2219 |
5988 |
1685 |
164 |
0 |
| CDI |
0 |
19 |
17 |
389 |
2711 |
10866 |
6422 |
77 |
| VCDI |
0 |
0 |
0 |
0 |
166 |
4619 |
25101 |
28266 |
|
|
Date: 2025-06-02:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75879 |
14307 |
865 |
971 |
2 |
0 |
0 |
0 |
| OW |
0 |
383 |
152 |
799 |
95 |
1 |
0 |
0 |
| VODI |
0 |
831 |
333 |
2046 |
1361 |
96 |
2 |
0 |
| ODI |
0 |
912 |
310 |
2372 |
6114 |
1686 |
229 |
2 |
| CDI |
0 |
14 |
15 |
317 |
3276 |
11676 |
5370 |
57 |
| VCDI |
0 |
0 |
0 |
0 |
135 |
3963 |
25350 |
27116 |
|
|
Date: 2025-06-04:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75897 |
14995 |
938 |
1449 |
33 |
1 |
0 |
0 |
| OW |
0 |
301 |
162 |
772 |
162 |
29 |
1 |
0 |
| VODI |
0 |
748 |
284 |
1992 |
1356 |
114 |
18 |
0 |
| ODI |
0 |
836 |
341 |
2402 |
5937 |
1877 |
280 |
0 |
| CDI |
0 |
37 |
40 |
398 |
2879 |
13287 |
4217 |
30 |
| VCDI |
0 |
0 |
0 |
5 |
191 |
4224 |
27170 |
23634 |
|
|
Date: 2025-06-06:
| Best estimate |
|
|
...observations not yet available
|
|
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