Validation of sea ice concentration - European sector
Reference date: 2025-04-17
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-04-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66257 |
15782 |
432 |
372 |
0 |
0 |
0 |
0 |
| OW |
0 |
310 |
173 |
505 |
65 |
1 |
0 |
0 |
| VODI |
0 |
203 |
201 |
975 |
326 |
23 |
0 |
0 |
| ODI |
0 |
17 |
26 |
671 |
1590 |
203 |
10 |
0 |
| CDI |
0 |
0 |
0 |
24 |
1511 |
3843 |
667 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
1749 |
8493 |
4639 |
|
|
Date: 2025-04-13:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65716 |
16194 |
496 |
434 |
10 |
0 |
0 |
0 |
| OW |
0 |
254 |
133 |
526 |
65 |
0 |
0 |
0 |
| VODI |
0 |
161 |
199 |
1174 |
375 |
22 |
0 |
0 |
| ODI |
0 |
2 |
5 |
519 |
2104 |
499 |
38 |
0 |
| CDI |
0 |
0 |
0 |
15 |
897 |
3386 |
1581 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
1057 |
7275 |
5948 |
|
|
Date: 2025-04-15:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66428 |
15968 |
378 |
350 |
37 |
0 |
0 |
0 |
| OW |
0 |
284 |
150 |
468 |
64 |
0 |
0 |
0 |
| VODI |
0 |
159 |
209 |
1153 |
526 |
14 |
0 |
0 |
| ODI |
0 |
0 |
10 |
522 |
1976 |
614 |
43 |
0 |
| CDI |
0 |
0 |
0 |
14 |
598 |
3186 |
1517 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
611 |
7469 |
6343 |
|
|
Date: 2025-04-17:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67159 |
15523 |
402 |
360 |
26 |
0 |
0 |
0 |
| OW |
0 |
357 |
128 |
446 |
98 |
0 |
0 |
0 |
| VODI |
0 |
265 |
252 |
907 |
549 |
41 |
0 |
0 |
| ODI |
0 |
0 |
9 |
539 |
1637 |
606 |
14 |
0 |
| CDI |
0 |
1 |
1 |
11 |
518 |
3210 |
1513 |
6 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
605 |
7415 |
6494 |
|
|
Date: 2025-04-19:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66288 |
16141 |
516 |
521 |
28 |
0 |
0 |
0 |
| OW |
0 |
320 |
119 |
569 |
57 |
0 |
0 |
0 |
| VODI |
0 |
391 |
156 |
852 |
621 |
35 |
0 |
0 |
| ODI |
0 |
22 |
76 |
525 |
1520 |
598 |
21 |
0 |
| CDI |
0 |
0 |
0 |
10 |
751 |
2533 |
1284 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
860 |
7518 |
6743 |
|
|
Date: 2025-04-21:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66524 |
16180 |
518 |
568 |
28 |
0 |
0 |
0 |
| OW |
0 |
244 |
134 |
615 |
78 |
0 |
0 |
0 |
| VODI |
0 |
267 |
131 |
797 |
660 |
16 |
0 |
0 |
| ODI |
0 |
22 |
61 |
517 |
1474 |
529 |
46 |
0 |
| CDI |
0 |
0 |
0 |
6 |
625 |
2426 |
1333 |
32 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
656 |
7692 |
6910 |
|
|
Date: 2025-04-23:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66450 |
16135 |
596 |
859 |
26 |
0 |
0 |
0 |
| OW |
0 |
210 |
138 |
523 |
85 |
2 |
0 |
0 |
| VODI |
0 |
222 |
150 |
725 |
616 |
62 |
22 |
0 |
| ODI |
0 |
15 |
39 |
463 |
1400 |
795 |
184 |
0 |
| CDI |
0 |
0 |
0 |
6 |
385 |
2011 |
1896 |
37 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
431 |
7650 |
6960 |
|
|
Date: 2025-04-25:
| Best estimate |
|
|
...observations not yet available
|
|
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