Validation of sea ice concentration - American 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 |
0 |
360 |
9 |
44 |
0 |
0 |
0 |
0 |
| OW |
0 |
81 |
7 |
19 |
0 |
0 |
0 |
0 |
| VODI |
0 |
82 |
9 |
51 |
2 |
0 |
0 |
0 |
| ODI |
0 |
35 |
8 |
181 |
68 |
10 |
10 |
1 |
| CDI |
0 |
11 |
0 |
96 |
157 |
195 |
223 |
161 |
| VCDI |
0 |
1 |
0 |
39 |
533 |
1889 |
10517 |
30795 |
|
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 |
0 |
99 |
3 |
23 |
3 |
0 |
0 |
0 |
| OW |
0 |
23 |
1 |
18 |
2 |
0 |
0 |
0 |
| VODI |
0 |
81 |
4 |
25 |
4 |
0 |
0 |
0 |
| ODI |
0 |
73 |
3 |
57 |
13 |
2 |
0 |
3 |
| CDI |
0 |
100 |
2 |
85 |
52 |
64 |
184 |
116 |
| VCDI |
0 |
13 |
0 |
163 |
560 |
1709 |
9988 |
32121 |
|
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 |
0 |
59 |
0 |
14 |
0 |
0 |
0 |
0 |
| OW |
0 |
9 |
0 |
15 |
1 |
0 |
0 |
0 |
| VODI |
0 |
33 |
2 |
43 |
6 |
0 |
0 |
0 |
| ODI |
0 |
26 |
1 |
44 |
31 |
10 |
1 |
0 |
| CDI |
0 |
27 |
5 |
108 |
84 |
104 |
101 |
36 |
| VCDI |
0 |
33 |
3 |
214 |
586 |
2334 |
11014 |
30650 |
|
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 |
0 |
0 |
0 |
42 |
1 |
0 |
0 |
0 |
| OW |
0 |
2 |
0 |
5 |
1 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
15 |
2 |
1 |
3 |
0 |
| ODI |
0 |
3 |
1 |
6 |
15 |
37 |
18 |
0 |
| CDI |
0 |
19 |
8 |
44 |
65 |
217 |
268 |
40 |
| VCDI |
0 |
54 |
6 |
268 |
659 |
2957 |
13241 |
27596 |
|
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