Validation of sea ice concentration - Asian sector
Bulletin date: 2025-01-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-01-21:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6 |
397 |
4 |
29 |
0 |
0 |
0 |
0 |
| OW |
0 |
22 |
1 |
11 |
0 |
0 |
0 |
0 |
| VODI |
0 |
26 |
2 |
9 |
1 |
0 |
0 |
0 |
| ODI |
0 |
10 |
1 |
15 |
0 |
0 |
0 |
0 |
| CDI |
0 |
10 |
1 |
27 |
23 |
12 |
19 |
31 |
| VCDI |
0 |
13 |
3 |
40 |
196 |
694 |
4202 |
26478 |
|
Date: 2025-01-23:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8 |
440 |
3 |
32 |
2 |
0 |
0 |
0 |
| OW |
0 |
10 |
2 |
7 |
0 |
0 |
0 |
0 |
| VODI |
0 |
11 |
2 |
14 |
3 |
0 |
0 |
0 |
| ODI |
0 |
7 |
1 |
13 |
2 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
15 |
25 |
19 |
26 |
97 |
| VCDI |
0 |
18 |
2 |
51 |
205 |
571 |
4493 |
26204 |
|
Date: 2025-01-25:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
432 |
6 |
49 |
2 |
0 |
0 |
0 |
| OW |
0 |
14 |
1 |
9 |
5 |
0 |
0 |
0 |
| VODI |
0 |
10 |
1 |
15 |
4 |
0 |
0 |
0 |
| ODI |
0 |
11 |
0 |
12 |
10 |
3 |
1 |
0 |
| CDI |
0 |
10 |
1 |
6 |
23 |
55 |
84 |
60 |
| VCDI |
0 |
10 |
4 |
47 |
179 |
531 |
7211 |
23477 |
|
Date: 2025-01-27:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
399 |
1 |
33 |
0 |
0 |
0 |
0 |
| OW |
0 |
10 |
2 |
4 |
0 |
0 |
0 |
0 |
| VODI |
0 |
14 |
1 |
15 |
2 |
0 |
0 |
0 |
| ODI |
0 |
16 |
2 |
9 |
10 |
5 |
0 |
0 |
| CDI |
0 |
21 |
2 |
24 |
37 |
110 |
88 |
50 |
| VCDI |
0 |
28 |
4 |
89 |
228 |
1197 |
8556 |
21326 |
|
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