Validation of sea ice concentration - European sector
Reference date: 2025-04-03
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-03-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68082 |
15088 |
441 |
406 |
1 |
0 |
0 |
0 |
| OW |
0 |
205 |
172 |
483 |
61 |
0 |
0 |
0 |
| VODI |
0 |
73 |
190 |
869 |
336 |
47 |
2 |
0 |
| ODI |
0 |
1 |
12 |
782 |
1477 |
428 |
37 |
0 |
| CDI |
0 |
0 |
0 |
59 |
880 |
3299 |
430 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
33 |
2457 |
8246 |
4496 |
|
|
Date: 2025-03-30:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67810 |
15072 |
476 |
531 |
3 |
0 |
0 |
0 |
| OW |
0 |
157 |
137 |
487 |
66 |
0 |
0 |
0 |
| VODI |
0 |
101 |
171 |
809 |
490 |
3 |
0 |
0 |
| ODI |
0 |
0 |
5 |
537 |
1695 |
283 |
3 |
0 |
| CDI |
0 |
0 |
0 |
3 |
653 |
3547 |
643 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
2146 |
8653 |
4602 |
|
|
Date: 2025-04-01:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67249 |
15584 |
481 |
421 |
3 |
0 |
0 |
0 |
| OW |
9 |
190 |
169 |
454 |
36 |
0 |
0 |
0 |
| VODI |
3 |
85 |
192 |
925 |
315 |
5 |
0 |
0 |
| ODI |
0 |
22 |
19 |
504 |
1341 |
420 |
44 |
0 |
| CDI |
0 |
1 |
2 |
37 |
643 |
2770 |
1279 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
2072 |
7541 |
6268 |
|
|
Date: 2025-04-03:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67090 |
15372 |
474 |
550 |
2 |
0 |
0 |
0 |
| OW |
10 |
317 |
154 |
481 |
60 |
0 |
0 |
0 |
| VODI |
2 |
105 |
209 |
801 |
290 |
6 |
0 |
0 |
| ODI |
0 |
0 |
5 |
547 |
1197 |
170 |
0 |
0 |
| CDI |
0 |
0 |
0 |
62 |
1160 |
2858 |
496 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
21 |
3140 |
7539 |
5975 |
|
|
Date: 2025-04-05:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66430 |
15494 |
481 |
645 |
8 |
0 |
0 |
0 |
| OW |
0 |
249 |
132 |
515 |
75 |
0 |
0 |
0 |
| VODI |
0 |
137 |
171 |
856 |
371 |
10 |
0 |
0 |
| ODI |
0 |
13 |
3 |
417 |
1441 |
307 |
19 |
0 |
| CDI |
0 |
0 |
0 |
52 |
901 |
3857 |
865 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
11 |
1750 |
7991 |
5890 |
|
|
Date: 2025-04-07:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66375 |
15521 |
457 |
494 |
19 |
0 |
0 |
0 |
| OW |
0 |
316 |
155 |
503 |
92 |
0 |
0 |
0 |
| VODI |
0 |
148 |
166 |
1007 |
454 |
32 |
0 |
0 |
| ODI |
0 |
21 |
7 |
354 |
1789 |
486 |
33 |
0 |
| CDI |
0 |
0 |
0 |
10 |
687 |
3699 |
1083 |
14 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
913 |
8051 |
6204 |
|
|
Date: 2025-04-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66592 |
15537 |
475 |
346 |
6 |
0 |
0 |
0 |
| OW |
0 |
365 |
199 |
578 |
38 |
0 |
0 |
0 |
| VODI |
0 |
235 |
137 |
991 |
345 |
2 |
0 |
0 |
| ODI |
0 |
33 |
26 |
519 |
1564 |
275 |
15 |
0 |
| CDI |
0 |
0 |
0 |
37 |
1395 |
3422 |
607 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
109 |
2130 |
7842 |
5272 |
|
|
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 |
15781 |
433 |
366 |
0 |
0 |
0 |
0 |
| OW |
0 |
309 |
171 |
509 |
64 |
0 |
0 |
0 |
| VODI |
0 |
205 |
203 |
979 |
325 |
25 |
0 |
0 |
| ODI |
0 |
17 |
25 |
668 |
1592 |
200 |
10 |
0 |
| CDI |
0 |
0 |
0 |
25 |
1512 |
3846 |
664 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
1748 |
8496 |
4639 |
|
|
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