Validation of sea ice concentration - Asian sector
Reference date: 2025-08-14
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-08-08:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6630 |
8491 |
373 |
422 |
45 |
0 |
0 |
0 |
| OW |
0 |
503 |
162 |
393 |
105 |
0 |
0 |
0 |
| VODI |
0 |
47 |
81 |
804 |
803 |
41 |
0 |
0 |
| ODI |
0 |
1 |
9 |
221 |
3673 |
4383 |
66 |
0 |
| CDI |
0 |
0 |
0 |
1 |
493 |
3738 |
494 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
64 |
37 |
0 |
|
|
Date: 2025-08-10:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6746 |
8659 |
332 |
295 |
11 |
0 |
0 |
0 |
| OW |
0 |
578 |
190 |
349 |
62 |
0 |
0 |
0 |
| VODI |
0 |
32 |
116 |
1004 |
721 |
28 |
0 |
0 |
| ODI |
0 |
0 |
2 |
334 |
4829 |
4704 |
526 |
0 |
| CDI |
0 |
0 |
0 |
0 |
366 |
1795 |
385 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
15 |
0 |
0 |
|
|
Date: 2025-08-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7257 |
8269 |
344 |
241 |
6 |
0 |
0 |
0 |
| OW |
0 |
571 |
179 |
361 |
81 |
1 |
0 |
0 |
| VODI |
0 |
33 |
105 |
943 |
713 |
45 |
0 |
0 |
| ODI |
0 |
0 |
1 |
311 |
5179 |
5394 |
142 |
0 |
| CDI |
0 |
0 |
0 |
0 |
271 |
1463 |
166 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
4 |
0 |
0 |
|
|
Date: 2025-08-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8135 |
7371 |
303 |
233 |
5 |
0 |
0 |
0 |
| OW |
0 |
643 |
141 |
400 |
76 |
0 |
0 |
0 |
| VODI |
0 |
61 |
148 |
989 |
802 |
190 |
0 |
0 |
| ODI |
0 |
0 |
2 |
320 |
4726 |
6491 |
88 |
0 |
| CDI |
0 |
0 |
0 |
0 |
78 |
832 |
44 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2 |
0 |
0 |
|
|
Date: 2025-08-16:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-08-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
-16188 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
-1630 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
-8009 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
-6147 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
-106 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
Date: 2025-08-20:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
-16582 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
-1728 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
-10909 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
-2831 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
-30 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
Date: 2025-08-22:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
-16805 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
-1957 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
-12016 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
-1285 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
-17 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
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