Validation of sea ice concentration - Asian sector
Bulletin date: 2025-03-11
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-03-11:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
305 |
2 |
22 |
0 |
0 |
0 |
0 |
| OW |
0 |
23 |
0 |
8 |
0 |
0 |
0 |
0 |
| VODI |
0 |
43 |
4 |
13 |
1 |
0 |
0 |
0 |
| ODI |
0 |
50 |
4 |
26 |
2 |
2 |
1 |
2 |
| CDI |
0 |
58 |
7 |
71 |
28 |
31 |
88 |
113 |
| VCDI |
0 |
19 |
0 |
47 |
121 |
230 |
3044 |
27918 |
|
Date: 2025-03-13:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
299 |
7 |
26 |
2 |
0 |
0 |
0 |
| OW |
0 |
17 |
0 |
9 |
0 |
0 |
0 |
0 |
| VODI |
0 |
19 |
1 |
11 |
1 |
0 |
0 |
0 |
| ODI |
0 |
29 |
0 |
16 |
5 |
1 |
2 |
0 |
| CDI |
0 |
33 |
0 |
38 |
24 |
34 |
74 |
148 |
| VCDI |
0 |
85 |
0 |
77 |
121 |
296 |
6049 |
24859 |
|
Date: 2025-03-15:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
317 |
3 |
10 |
0 |
0 |
0 |
0 |
| OW |
0 |
27 |
0 |
7 |
0 |
0 |
0 |
0 |
| VODI |
0 |
42 |
5 |
10 |
0 |
0 |
0 |
0 |
| ODI |
0 |
33 |
2 |
20 |
2 |
16 |
7 |
6 |
| CDI |
0 |
35 |
0 |
40 |
12 |
45 |
182 |
110 |
| VCDI |
0 |
108 |
11 |
120 |
157 |
496 |
8888 |
21572 |
|
Date: 2025-03-17:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
281 |
5 |
39 |
19 |
0 |
1 |
0 |
| OW |
0 |
23 |
1 |
4 |
7 |
1 |
4 |
0 |
| VODI |
0 |
27 |
1 |
9 |
4 |
2 |
9 |
0 |
| ODI |
0 |
36 |
2 |
16 |
3 |
59 |
33 |
0 |
| CDI |
0 |
22 |
1 |
31 |
48 |
221 |
308 |
42 |
| VCDI |
0 |
25 |
2 |
51 |
153 |
1404 |
11538 |
17851 |
|
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