Validation of sea ice concentration - Full domain
Reference date: 2025-02-27
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-02-21:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68927 |
16379 |
432 |
361 |
4 |
0 |
0 |
0 |
| OW |
0 |
384 |
184 |
471 |
68 |
0 |
0 |
0 |
| VODI |
0 |
217 |
233 |
811 |
339 |
22 |
0 |
0 |
| ODI |
0 |
28 |
50 |
738 |
934 |
339 |
16 |
1 |
| CDI |
0 |
0 |
0 |
51 |
1238 |
2089 |
1482 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
151 |
3380 |
23958 |
63742 |
|
|
Date: 2025-02-23:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69865 |
15401 |
389 |
370 |
5 |
0 |
0 |
0 |
| OW |
0 |
423 |
217 |
400 |
53 |
0 |
0 |
0 |
| VODI |
0 |
232 |
271 |
918 |
262 |
19 |
0 |
0 |
| ODI |
0 |
19 |
38 |
847 |
1308 |
122 |
22 |
0 |
| CDI |
0 |
0 |
0 |
48 |
1144 |
2695 |
445 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
146 |
3976 |
21850 |
65544 |
|
|
Date: 2025-02-25:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70053 |
15257 |
367 |
268 |
1 |
0 |
0 |
0 |
| OW |
1 |
465 |
201 |
396 |
41 |
0 |
0 |
0 |
| VODI |
0 |
329 |
296 |
1005 |
262 |
21 |
0 |
0 |
| ODI |
0 |
20 |
46 |
874 |
1206 |
125 |
2 |
0 |
| CDI |
0 |
0 |
0 |
86 |
1847 |
2241 |
553 |
3 |
| VCDI |
0 |
0 |
0 |
5 |
322 |
4209 |
18214 |
68325 |
|
|
Date: 2025-02-27:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68711 |
16518 |
493 |
389 |
1 |
0 |
0 |
0 |
| OW |
0 |
494 |
165 |
454 |
39 |
0 |
0 |
0 |
| VODI |
0 |
370 |
244 |
903 |
354 |
16 |
0 |
0 |
| ODI |
0 |
86 |
124 |
830 |
1105 |
211 |
12 |
0 |
| CDI |
0 |
0 |
0 |
212 |
1791 |
2437 |
492 |
66 |
| VCDI |
0 |
0 |
0 |
0 |
243 |
5106 |
18237 |
66938 |
|
|
Date: 2025-03-01:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68623 |
16277 |
485 |
604 |
11 |
0 |
0 |
0 |
| OW |
5 |
534 |
170 |
546 |
86 |
0 |
0 |
0 |
| VODI |
1 |
472 |
300 |
933 |
337 |
3 |
0 |
0 |
| ODI |
0 |
50 |
63 |
727 |
1346 |
140 |
0 |
0 |
| CDI |
0 |
0 |
0 |
79 |
1343 |
3029 |
497 |
30 |
| VCDI |
0 |
0 |
0 |
0 |
223 |
4671 |
19561 |
65895 |
|
|
Date: 2025-03-03:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68743 |
15668 |
590 |
755 |
18 |
0 |
0 |
0 |
| OW |
0 |
557 |
158 |
590 |
271 |
1 |
0 |
0 |
| VODI |
0 |
477 |
271 |
910 |
456 |
11 |
0 |
0 |
| ODI |
0 |
23 |
50 |
743 |
1350 |
203 |
10 |
0 |
| CDI |
0 |
0 |
1 |
57 |
1187 |
3519 |
679 |
25 |
| VCDI |
0 |
0 |
0 |
5 |
115 |
4506 |
17322 |
67770 |
|
|
Date: 2025-03-05:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68299 |
15611 |
582 |
939 |
67 |
0 |
0 |
0 |
| OW |
7 |
492 |
121 |
609 |
251 |
0 |
0 |
0 |
| VODI |
0 |
453 |
208 |
957 |
618 |
19 |
0 |
0 |
| ODI |
0 |
15 |
18 |
529 |
1519 |
221 |
13 |
0 |
| CDI |
0 |
0 |
1 |
79 |
1153 |
3160 |
717 |
21 |
| VCDI |
0 |
0 |
0 |
13 |
171 |
4491 |
17798 |
67889 |
|
|
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 |
16041 |
599 |
577 |
4 |
0 |
0 |
0 |
| OW |
3 |
639 |
143 |
691 |
126 |
4 |
0 |
0 |
| VODI |
0 |
496 |
209 |
915 |
450 |
28 |
0 |
0 |
| ODI |
0 |
23 |
64 |
762 |
1268 |
321 |
28 |
0 |
| CDI |
0 |
0 |
2 |
120 |
1473 |
2289 |
516 |
13 |
| VCDI |
0 |
0 |
0 |
12 |
188 |
4260 |
21219 |
65497 |
|
|
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