Validation of sea ice concentration - Asian sector
Bulletin date: 2025-01-07
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-01-07:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78 |
439 |
2 |
1 |
0 |
0 |
0 |
0 |
| OW |
3 |
36 |
1 |
2 |
0 |
0 |
0 |
0 |
| VODI |
4 |
73 |
4 |
11 |
6 |
0 |
0 |
0 |
| ODI |
0 |
184 |
12 |
55 |
11 |
2 |
4 |
1 |
| CDI |
0 |
107 |
14 |
136 |
79 |
24 |
58 |
140 |
| VCDI |
0 |
3 |
1 |
97 |
306 |
919 |
5752 |
23718 |
|
Date: 2025-01-09:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57 |
433 |
8 |
19 |
0 |
0 |
0 |
0 |
| OW |
0 |
29 |
0 |
10 |
1 |
0 |
0 |
0 |
| VODI |
0 |
50 |
2 |
20 |
7 |
8 |
0 |
0 |
| ODI |
0 |
47 |
2 |
56 |
23 |
16 |
0 |
0 |
| CDI |
0 |
57 |
8 |
70 |
53 |
39 |
76 |
72 |
| VCDI |
0 |
26 |
5 |
116 |
245 |
588 |
5437 |
24703 |
|
Date: 2025-01-11:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78 |
453 |
4 |
15 |
0 |
0 |
0 |
0 |
| OW |
2 |
40 |
4 |
10 |
3 |
2 |
0 |
0 |
| VODI |
0 |
44 |
2 |
22 |
16 |
8 |
0 |
0 |
| ODI |
0 |
36 |
2 |
47 |
37 |
31 |
0 |
2 |
| CDI |
1 |
37 |
1 |
39 |
33 |
50 |
17 |
77 |
| VCDI |
0 |
87 |
4 |
133 |
245 |
645 |
3914 |
26142 |
|
Date: 2025-01-13:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
106 |
521 |
5 |
24 |
2 |
0 |
0 |
0 |
| OW |
2 |
29 |
6 |
26 |
0 |
0 |
0 |
0 |
| VODI |
2 |
69 |
10 |
59 |
6 |
0 |
0 |
0 |
| ODI |
2 |
47 |
6 |
61 |
18 |
7 |
11 |
3 |
| CDI |
1 |
55 |
7 |
48 |
49 |
47 |
115 |
83 |
| VCDI |
1 |
97 |
10 |
176 |
303 |
662 |
7431 |
22176 |
|
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