Validation of sea ice concentration - European sector
Reference date: 2025-05-15
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-05-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70527 |
13123 |
285 |
314 |
0 |
0 |
0 |
0 |
| OW |
0 |
314 |
104 |
357 |
40 |
0 |
0 |
0 |
| VODI |
0 |
388 |
253 |
1042 |
615 |
23 |
0 |
0 |
| ODI |
0 |
123 |
86 |
879 |
2921 |
792 |
32 |
0 |
| CDI |
0 |
12 |
8 |
56 |
1420 |
4262 |
1290 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
72 |
679 |
6342 |
2732 |
|
|
Date: 2025-05-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71258 |
12690 |
325 |
288 |
1 |
0 |
0 |
0 |
| OW |
0 |
269 |
108 |
379 |
33 |
0 |
0 |
0 |
| VODI |
0 |
371 |
224 |
1347 |
664 |
48 |
0 |
0 |
| ODI |
0 |
116 |
110 |
927 |
3045 |
1059 |
39 |
0 |
| CDI |
0 |
4 |
6 |
156 |
1751 |
3671 |
948 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
43 |
1225 |
6045 |
1938 |
|
|
Date: 2025-05-13:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71740 |
12535 |
330 |
262 |
0 |
0 |
0 |
0 |
| OW |
0 |
336 |
129 |
490 |
13 |
0 |
0 |
0 |
| VODI |
0 |
378 |
217 |
1616 |
614 |
47 |
4 |
0 |
| ODI |
0 |
127 |
93 |
917 |
3524 |
813 |
1 |
0 |
| CDI |
0 |
1 |
2 |
114 |
1335 |
3870 |
970 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
706 |
6600 |
1302 |
|
|
Date: 2025-05-15:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71544 |
12945 |
501 |
475 |
1 |
0 |
0 |
0 |
| OW |
0 |
287 |
143 |
388 |
26 |
0 |
0 |
0 |
| VODI |
0 |
396 |
295 |
1747 |
758 |
43 |
0 |
0 |
| ODI |
0 |
127 |
115 |
948 |
3236 |
888 |
0 |
0 |
| CDI |
0 |
0 |
1 |
77 |
1126 |
3762 |
1098 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
553 |
6357 |
1245 |
|
|
Date: 2025-05-17:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71452 |
13313 |
410 |
630 |
6 |
0 |
0 |
0 |
| OW |
0 |
267 |
99 |
562 |
67 |
0 |
0 |
0 |
| VODI |
0 |
426 |
195 |
1933 |
740 |
14 |
0 |
0 |
| ODI |
0 |
197 |
88 |
828 |
3349 |
813 |
17 |
0 |
| CDI |
0 |
0 |
1 |
91 |
1008 |
3763 |
909 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
385 |
5954 |
1569 |
|
|
Date: 2025-05-19:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71637 |
13545 |
494 |
792 |
76 |
0 |
0 |
0 |
| OW |
0 |
296 |
92 |
709 |
56 |
0 |
0 |
0 |
| VODI |
0 |
354 |
169 |
1715 |
586 |
39 |
9 |
0 |
| ODI |
0 |
285 |
102 |
664 |
3520 |
752 |
36 |
0 |
| CDI |
0 |
6 |
5 |
67 |
849 |
3433 |
956 |
30 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1042 |
4388 |
2387 |
|
|
Date: 2025-05-21:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71804 |
13535 |
482 |
999 |
182 |
0 |
0 |
0 |
| OW |
0 |
229 |
112 |
685 |
72 |
0 |
0 |
0 |
| VODI |
0 |
203 |
171 |
1509 |
724 |
13 |
9 |
0 |
| ODI |
0 |
176 |
98 |
621 |
3508 |
782 |
58 |
0 |
| CDI |
0 |
0 |
0 |
94 |
777 |
3619 |
1039 |
13 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
668 |
5341 |
1565 |
|
|
Date: 2025-05-23:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71951 |
13520 |
542 |
1100 |
42 |
0 |
0 |
0 |
| OW |
0 |
149 |
118 |
698 |
152 |
0 |
0 |
0 |
| VODI |
0 |
258 |
151 |
1426 |
725 |
32 |
4 |
0 |
| ODI |
0 |
217 |
94 |
633 |
3475 |
872 |
38 |
0 |
| CDI |
0 |
0 |
0 |
82 |
782 |
4260 |
648 |
10 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
468 |
3079 |
3562 |
|
|
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