Validation of sea ice concentration - Asian sector
Reference date: 2025-07-17
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-07-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2130 |
5266 |
197 |
297 |
72 |
0 |
0 |
0 |
| OW |
0 |
421 |
144 |
527 |
326 |
8 |
0 |
0 |
| VODI |
0 |
309 |
131 |
537 |
1109 |
213 |
1 |
0 |
| ODI |
0 |
236 |
130 |
466 |
2088 |
1059 |
19 |
0 |
| CDI |
0 |
2 |
2 |
11 |
2075 |
13670 |
517 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
54 |
63 |
0 |
|
|
Date: 2025-07-13:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2357 |
5437 |
270 |
395 |
49 |
0 |
0 |
0 |
| OW |
0 |
566 |
233 |
729 |
276 |
1 |
0 |
0 |
| VODI |
0 |
232 |
107 |
585 |
1472 |
168 |
0 |
0 |
| ODI |
0 |
185 |
52 |
290 |
2323 |
1032 |
0 |
0 |
| CDI |
0 |
1 |
1 |
8 |
860 |
14366 |
65 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
20 |
0 |
0 |
|
|
Date: 2025-07-15:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2515 |
5585 |
372 |
542 |
61 |
0 |
0 |
0 |
| OW |
0 |
516 |
279 |
766 |
361 |
2 |
0 |
0 |
| VODI |
0 |
181 |
60 |
527 |
1239 |
268 |
0 |
0 |
| ODI |
0 |
97 |
35 |
253 |
2568 |
1485 |
13 |
0 |
| CDI |
0 |
0 |
0 |
1 |
589 |
13349 |
392 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
23 |
2 |
0 |
|
|
Date: 2025-07-17:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2541 |
6093 |
452 |
664 |
35 |
0 |
0 |
0 |
| OW |
0 |
642 |
289 |
797 |
339 |
2 |
0 |
0 |
| VODI |
0 |
207 |
90 |
568 |
1367 |
121 |
1 |
0 |
| ODI |
0 |
26 |
27 |
244 |
2831 |
1549 |
16 |
0 |
| CDI |
0 |
0 |
0 |
1 |
596 |
12063 |
507 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
11 |
2 |
0 |
|
|
Date: 2025-07-19:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2425 |
7047 |
542 |
689 |
80 |
0 |
0 |
0 |
| OW |
0 |
741 |
309 |
904 |
476 |
1 |
0 |
0 |
| VODI |
0 |
85 |
62 |
470 |
1993 |
87 |
0 |
0 |
| ODI |
0 |
4 |
7 |
151 |
3056 |
1689 |
26 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1386 |
8910 |
935 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
3 |
0 |
|
|
Date: 2025-07-21:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2469 |
7866 |
600 |
754 |
100 |
0 |
0 |
0 |
| OW |
0 |
691 |
304 |
891 |
517 |
0 |
0 |
0 |
| VODI |
0 |
26 |
41 |
461 |
2372 |
182 |
0 |
0 |
| ODI |
0 |
0 |
0 |
113 |
2548 |
1991 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
829 |
9289 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
27 |
0 |
0 |
|
|
Date: 2025-07-23:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2656 |
8612 |
635 |
889 |
132 |
1 |
0 |
0 |
| OW |
0 |
580 |
233 |
842 |
608 |
8 |
0 |
0 |
| VODI |
0 |
4 |
20 |
475 |
2340 |
329 |
0 |
0 |
| ODI |
0 |
0 |
0 |
60 |
2869 |
1528 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2809 |
6440 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
0 |
0 |
|
|
Date: 2025-07-25:
| Best estimate |
|
|
...observations not yet available
|
|
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