Validation of sea ice concentration - Asian sector
Bulletin date: 2025-03-04
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-03-04:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
307 |
6 |
23 |
0 |
0 |
0 |
0 |
| OW |
0 |
60 |
0 |
12 |
0 |
0 |
0 |
0 |
| VODI |
0 |
58 |
2 |
21 |
1 |
0 |
0 |
0 |
| ODI |
0 |
18 |
0 |
25 |
8 |
7 |
0 |
1 |
| CDI |
0 |
23 |
1 |
8 |
32 |
25 |
23 |
76 |
| VCDI |
0 |
95 |
9 |
100 |
214 |
512 |
4867 |
25749 |
|
Date: 2025-03-06:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
430 |
10 |
30 |
0 |
0 |
0 |
0 |
| OW |
0 |
25 |
1 |
19 |
0 |
0 |
0 |
0 |
| VODI |
0 |
38 |
2 |
13 |
1 |
0 |
0 |
0 |
| ODI |
0 |
20 |
1 |
30 |
0 |
8 |
0 |
6 |
| CDI |
0 |
13 |
2 |
24 |
6 |
34 |
27 |
144 |
| VCDI |
0 |
64 |
5 |
111 |
208 |
365 |
3902 |
26744 |
|
Date: 2025-03-08:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
450 |
13 |
44 |
0 |
0 |
0 |
0 |
| OW |
0 |
34 |
1 |
17 |
0 |
0 |
0 |
0 |
| VODI |
0 |
16 |
1 |
26 |
0 |
0 |
0 |
0 |
| ODI |
0 |
23 |
1 |
21 |
1 |
7 |
5 |
1 |
| CDI |
0 |
22 |
1 |
25 |
11 |
40 |
105 |
271 |
| VCDI |
0 |
19 |
6 |
122 |
144 |
241 |
5048 |
25567 |
|
Date: 2025-03-10:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
396 |
11 |
75 |
0 |
0 |
0 |
0 |
| OW |
0 |
22 |
0 |
10 |
0 |
0 |
0 |
0 |
| VODI |
0 |
19 |
2 |
22 |
4 |
0 |
0 |
0 |
| ODI |
0 |
36 |
3 |
18 |
8 |
7 |
7 |
12 |
| CDI |
0 |
24 |
1 |
30 |
30 |
19 |
80 |
231 |
| VCDI |
0 |
20 |
3 |
56 |
106 |
215 |
2662 |
28154 |
|
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