Validation of sea ice concentration - Full domain
Reference date: 2025-10-09
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-10-03:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
120673 |
17459 |
680 |
774 |
74 |
0 |
0 |
0 |
| OW |
0 |
1123 |
346 |
985 |
531 |
12 |
0 |
0 |
| VODI |
0 |
182 |
179 |
657 |
811 |
239 |
15 |
0 |
| ODI |
0 |
9 |
21 |
287 |
801 |
748 |
88 |
0 |
| CDI |
0 |
0 |
4 |
36 |
499 |
2759 |
680 |
3 |
| VCDI |
0 |
0 |
0 |
6 |
56 |
5667 |
19403 |
11200 |
|
|
Date: 2025-10-05:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
119396 |
17247 |
610 |
1013 |
254 |
2 |
0 |
0 |
| OW |
0 |
487 |
183 |
651 |
1104 |
81 |
0 |
0 |
| VODI |
0 |
204 |
136 |
629 |
897 |
401 |
2 |
0 |
| ODI |
0 |
15 |
31 |
291 |
1112 |
752 |
79 |
0 |
| CDI |
0 |
0 |
0 |
24 |
382 |
2488 |
877 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
8317 |
28412 |
919 |
|
|
Date: 2025-10-07:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
120540 |
16250 |
526 |
804 |
84 |
0 |
0 |
0 |
| OW |
0 |
492 |
210 |
753 |
515 |
25 |
0 |
0 |
| VODI |
0 |
163 |
166 |
564 |
802 |
166 |
0 |
0 |
| ODI |
0 |
18 |
31 |
220 |
1125 |
928 |
18 |
0 |
| CDI |
0 |
0 |
0 |
23 |
646 |
3776 |
1138 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
60 |
8897 |
22418 |
5649 |
|
|
Date: 2025-10-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
121527 |
15678 |
430 |
556 |
88 |
0 |
0 |
0 |
| OW |
5 |
438 |
185 |
579 |
373 |
26 |
0 |
0 |
| VODI |
1 |
191 |
168 |
509 |
580 |
196 |
2 |
0 |
| ODI |
0 |
17 |
42 |
351 |
889 |
394 |
29 |
0 |
| CDI |
0 |
0 |
0 |
27 |
998 |
4664 |
1754 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
66 |
10077 |
22848 |
3319 |
|
|
Date: 2025-10-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118954 |
17217 |
583 |
680 |
91 |
2 |
0 |
0 |
| OW |
8 |
364 |
228 |
614 |
359 |
68 |
0 |
0 |
| VODI |
1 |
197 |
124 |
568 |
603 |
191 |
11 |
0 |
| ODI |
0 |
25 |
42 |
298 |
915 |
571 |
80 |
0 |
| CDI |
0 |
0 |
0 |
13 |
769 |
5076 |
1875 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
8485 |
26547 |
1424 |
|
|
Date: 2025-10-13:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
117762 |
17702 |
570 |
665 |
92 |
5 |
0 |
0 |
| OW |
9 |
557 |
199 |
549 |
319 |
22 |
0 |
0 |
| VODI |
0 |
271 |
163 |
503 |
631 |
160 |
9 |
0 |
| ODI |
0 |
28 |
23 |
302 |
1008 |
656 |
67 |
0 |
| CDI |
0 |
0 |
0 |
57 |
664 |
3639 |
1203 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
18 |
6125 |
27115 |
5914 |
|
|
Date: 2025-10-15:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
116673 |
17385 |
652 |
1061 |
254 |
18 |
0 |
0 |
| OW |
5 |
464 |
161 |
532 |
300 |
23 |
0 |
0 |
| VODI |
4 |
317 |
220 |
673 |
688 |
100 |
1 |
0 |
| ODI |
0 |
57 |
29 |
367 |
1018 |
551 |
37 |
0 |
| CDI |
0 |
1 |
8 |
74 |
753 |
2277 |
638 |
0 |
| VCDI |
0 |
0 |
1 |
10 |
75 |
7580 |
27543 |
6457 |
|
|
Date: 2025-10-17:
| Best estimate |
|
|
...observations not yet available
|
|
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