Validation of sea ice concentration - Full domain
Reference date: 2025-03-13
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-03-07:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68061 |
16042 |
601 |
594 |
4 |
0 |
0 |
0 |
| OW |
3 |
639 |
140 |
673 |
139 |
4 |
0 |
0 |
| VODI |
0 |
495 |
212 |
912 |
437 |
29 |
0 |
0 |
| ODI |
0 |
23 |
62 |
765 |
1267 |
331 |
24 |
0 |
| CDI |
0 |
0 |
2 |
121 |
1472 |
2322 |
548 |
8 |
| VCDI |
0 |
0 |
0 |
12 |
190 |
4216 |
21191 |
65502 |
|
|
Date: 2025-03-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68206 |
16058 |
589 |
518 |
10 |
0 |
0 |
0 |
| OW |
0 |
465 |
230 |
838 |
107 |
0 |
0 |
0 |
| VODI |
0 |
324 |
168 |
1233 |
526 |
38 |
0 |
0 |
| ODI |
0 |
26 |
35 |
565 |
1666 |
393 |
40 |
0 |
| CDI |
0 |
0 |
0 |
47 |
866 |
2096 |
859 |
21 |
| VCDI |
0 |
0 |
0 |
24 |
297 |
3413 |
19531 |
67852 |
|
|
Date: 2025-03-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67847 |
15727 |
635 |
791 |
19 |
0 |
0 |
0 |
| OW |
8 |
397 |
161 |
624 |
245 |
5 |
0 |
0 |
| VODI |
2 |
436 |
113 |
801 |
744 |
102 |
0 |
0 |
| ODI |
0 |
124 |
62 |
589 |
1540 |
508 |
44 |
0 |
| CDI |
0 |
0 |
1 |
140 |
882 |
2216 |
1230 |
12 |
| VCDI |
0 |
0 |
0 |
34 |
244 |
3110 |
17859 |
69789 |
|
|
Date: 2025-03-13:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67318 |
15939 |
641 |
572 |
1 |
0 |
0 |
0 |
| OW |
0 |
290 |
164 |
728 |
159 |
5 |
0 |
0 |
| VODI |
0 |
412 |
169 |
776 |
636 |
109 |
0 |
0 |
| ODI |
0 |
100 |
62 |
606 |
1366 |
343 |
21 |
0 |
| CDI |
0 |
11 |
4 |
109 |
1040 |
2454 |
687 |
5 |
| VCDI |
0 |
0 |
0 |
34 |
174 |
6223 |
21272 |
64611 |
|
|
Date: 2025-03-15:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66370 |
16407 |
486 |
548 |
4 |
0 |
0 |
0 |
| OW |
0 |
459 |
214 |
686 |
83 |
0 |
0 |
0 |
| VODI |
0 |
281 |
192 |
915 |
576 |
18 |
0 |
0 |
| ODI |
0 |
41 |
66 |
719 |
1269 |
233 |
15 |
0 |
| CDI |
0 |
1 |
0 |
89 |
1513 |
2245 |
595 |
9 |
| VCDI |
0 |
2 |
2 |
85 |
462 |
7009 |
28714 |
56733 |
|
|
Date: 2025-03-17:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66620 |
16249 |
445 |
357 |
1 |
0 |
0 |
0 |
| OW |
0 |
363 |
196 |
627 |
30 |
0 |
0 |
0 |
| VODI |
0 |
282 |
172 |
1024 |
422 |
12 |
0 |
0 |
| ODI |
0 |
39 |
28 |
623 |
1813 |
270 |
2 |
0 |
| CDI |
0 |
0 |
0 |
30 |
1542 |
3988 |
454 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
263 |
8010 |
31376 |
51795 |
|
|
Date: 2025-03-19:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66414 |
16195 |
491 |
438 |
14 |
0 |
0 |
0 |
| OW |
0 |
295 |
220 |
588 |
49 |
0 |
0 |
0 |
| VODI |
0 |
137 |
162 |
1082 |
530 |
17 |
0 |
0 |
| ODI |
0 |
21 |
23 |
516 |
1795 |
400 |
10 |
0 |
| CDI |
0 |
0 |
0 |
61 |
1297 |
4269 |
607 |
0 |
| VCDI |
0 |
0 |
0 |
31 |
324 |
7728 |
32072 |
51255 |
|
|
Date: 2025-03-21:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66336 |
16076 |
462 |
390 |
3 |
0 |
0 |
0 |
| OW |
0 |
383 |
186 |
659 |
67 |
0 |
0 |
0 |
| VODI |
0 |
190 |
169 |
1012 |
543 |
11 |
0 |
0 |
| ODI |
0 |
2 |
32 |
684 |
2101 |
273 |
28 |
0 |
| CDI |
0 |
0 |
0 |
95 |
1445 |
3492 |
898 |
19 |
| VCDI |
0 |
0 |
0 |
45 |
101 |
6059 |
30867 |
54413 |
|
|
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