Validation of sea ice concentration - Asian sector
Bulletin date: 2025-01-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-01-14:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84 |
521 |
2 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
31 |
0 |
3 |
0 |
0 |
0 |
0 |
| VODI |
0 |
65 |
1 |
16 |
1 |
0 |
0 |
0 |
| ODI |
0 |
49 |
4 |
26 |
9 |
1 |
5 |
0 |
| CDI |
0 |
93 |
7 |
60 |
27 |
23 |
150 |
21 |
| VCDI |
0 |
116 |
21 |
213 |
336 |
867 |
8783 |
20739 |
|
Date: 2025-01-16:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
50 |
560 |
4 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
29 |
2 |
5 |
1 |
0 |
0 |
0 |
| VODI |
0 |
60 |
0 |
15 |
0 |
0 |
0 |
0 |
| ODI |
0 |
29 |
2 |
13 |
3 |
1 |
0 |
0 |
| CDI |
0 |
39 |
4 |
19 |
11 |
12 |
66 |
109 |
| VCDI |
0 |
142 |
29 |
264 |
356 |
615 |
5233 |
24602 |
|
Date: 2025-01-18:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
43 |
512 |
2 |
1 |
1 |
0 |
0 |
0 |
| OW |
0 |
36 |
3 |
1 |
0 |
0 |
0 |
0 |
| VODI |
0 |
41 |
3 |
11 |
2 |
0 |
0 |
0 |
| ODI |
0 |
34 |
9 |
23 |
4 |
0 |
0 |
0 |
| CDI |
0 |
28 |
5 |
29 |
8 |
11 |
21 |
121 |
| VCDI |
0 |
62 |
11 |
230 |
313 |
614 |
3456 |
26648 |
|
Date: 2025-01-20:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20 |
404 |
3 |
41 |
44 |
1 |
0 |
0 |
| OW |
1 |
19 |
0 |
4 |
14 |
2 |
0 |
0 |
| VODI |
1 |
26 |
2 |
15 |
24 |
6 |
0 |
0 |
| ODI |
0 |
31 |
0 |
17 |
16 |
10 |
0 |
4 |
| CDI |
0 |
31 |
1 |
21 |
22 |
21 |
21 |
120 |
| VCDI |
0 |
17 |
9 |
87 |
238 |
469 |
2908 |
27613 |
|
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