Validation of sea ice concentration - European sector
Reference date: 2025-04-10
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-04-04:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66655 |
15475 |
515 |
620 |
0 |
0 |
0 |
0 |
| OW |
2 |
232 |
123 |
513 |
72 |
0 |
0 |
0 |
| VODI |
2 |
143 |
172 |
766 |
379 |
3 |
0 |
0 |
| ODI |
0 |
5 |
10 |
462 |
1277 |
181 |
3 |
0 |
| CDI |
0 |
0 |
0 |
79 |
1037 |
3386 |
584 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
50 |
2925 |
7677 |
5745 |
|
|
Date: 2025-04-06:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66242 |
15614 |
500 |
551 |
30 |
0 |
0 |
0 |
| OW |
0 |
256 |
149 |
473 |
107 |
0 |
0 |
0 |
| VODI |
0 |
143 |
151 |
945 |
413 |
19 |
0 |
0 |
| ODI |
0 |
14 |
6 |
403 |
1688 |
380 |
18 |
0 |
| CDI |
0 |
0 |
0 |
24 |
693 |
3654 |
1369 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
917 |
7969 |
6355 |
|
|
Date: 2025-04-08:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66427 |
15447 |
441 |
562 |
15 |
0 |
0 |
0 |
| OW |
0 |
343 |
157 |
534 |
130 |
0 |
0 |
0 |
| VODI |
0 |
170 |
155 |
967 |
516 |
25 |
0 |
0 |
| ODI |
0 |
12 |
8 |
400 |
1674 |
379 |
7 |
0 |
| CDI |
0 |
0 |
0 |
22 |
1029 |
3400 |
866 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
34 |
1990 |
7115 |
6263 |
|
|
Date: 2025-04-10:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66510 |
15627 |
430 |
355 |
2 |
0 |
0 |
0 |
| OW |
0 |
370 |
170 |
537 |
63 |
0 |
0 |
0 |
| VODI |
0 |
203 |
167 |
1001 |
301 |
11 |
0 |
0 |
| ODI |
0 |
21 |
33 |
569 |
1619 |
163 |
6 |
0 |
| CDI |
0 |
0 |
0 |
43 |
1454 |
3668 |
655 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
30 |
1694 |
7923 |
5468 |
|
|
Date: 2025-04-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65815 |
16099 |
461 |
409 |
0 |
0 |
0 |
0 |
| OW |
0 |
279 |
157 |
514 |
110 |
0 |
0 |
0 |
| VODI |
0 |
155 |
203 |
996 |
360 |
39 |
0 |
0 |
| ODI |
0 |
6 |
9 |
622 |
1844 |
392 |
24 |
0 |
| CDI |
0 |
0 |
0 |
23 |
1116 |
3707 |
1245 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
32 |
1207 |
7455 |
5814 |
|
|
Date: 2025-04-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65812 |
16375 |
471 |
374 |
1 |
0 |
0 |
0 |
| OW |
0 |
255 |
163 |
471 |
47 |
0 |
0 |
0 |
| VODI |
0 |
153 |
204 |
1188 |
479 |
18 |
0 |
0 |
| ODI |
0 |
0 |
2 |
498 |
2071 |
537 |
37 |
0 |
| CDI |
0 |
0 |
0 |
15 |
791 |
3421 |
1461 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
819 |
7134 |
6294 |
|
|
Date: 2025-04-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66945 |
15574 |
445 |
355 |
26 |
0 |
0 |
0 |
| OW |
0 |
295 |
143 |
475 |
52 |
0 |
0 |
0 |
| VODI |
0 |
221 |
227 |
1102 |
496 |
8 |
0 |
0 |
| ODI |
0 |
0 |
4 |
516 |
1824 |
622 |
42 |
0 |
| CDI |
0 |
0 |
0 |
9 |
458 |
3244 |
1558 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
608 |
7378 |
6463 |
|
|
Date: 2025-04-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67085 |
15572 |
439 |
418 |
21 |
0 |
0 |
0 |
| OW |
0 |
307 |
111 |
471 |
66 |
0 |
0 |
0 |
| VODI |
0 |
374 |
212 |
879 |
586 |
34 |
0 |
0 |
| ODI |
0 |
8 |
40 |
551 |
1527 |
593 |
19 |
0 |
| CDI |
0 |
0 |
0 |
12 |
652 |
2916 |
1336 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
600 |
7485 |
6763 |
|
|
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