Validation of sea ice concentration - American sector
Bulletin date: 2025-01-07
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-01-07:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81 |
961 |
7 |
57 |
26 |
0 |
0 |
0 |
| OW |
5 |
111 |
6 |
39 |
11 |
0 |
0 |
0 |
| VODI |
30 |
151 |
5 |
114 |
39 |
2 |
0 |
0 |
| ODI |
22 |
154 |
11 |
254 |
131 |
3 |
0 |
1 |
| CDI |
2 |
36 |
2 |
182 |
375 |
109 |
32 |
97 |
| VCDI |
0 |
4 |
0 |
78 |
422 |
2032 |
8519 |
31483 |
|
Date: 2025-01-09:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1 |
826 |
3 |
57 |
22 |
4 |
0 |
0 |
| OW |
0 |
86 |
3 |
9 |
12 |
6 |
0 |
0 |
| VODI |
0 |
102 |
4 |
33 |
41 |
9 |
0 |
0 |
| ODI |
0 |
75 |
3 |
109 |
129 |
22 |
7 |
1 |
| CDI |
0 |
67 |
1 |
148 |
328 |
81 |
111 |
82 |
| VCDI |
0 |
8 |
2 |
75 |
674 |
2140 |
9282 |
31031 |
|
Date: 2025-01-11:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
568 |
6 |
33 |
7 |
1 |
4 |
0 |
| OW |
0 |
79 |
0 |
3 |
3 |
6 |
2 |
0 |
| VODI |
0 |
86 |
2 |
33 |
32 |
12 |
8 |
0 |
| ODI |
0 |
105 |
3 |
45 |
36 |
24 |
30 |
1 |
| CDI |
0 |
47 |
1 |
123 |
186 |
113 |
154 |
67 |
| VCDI |
0 |
33 |
0 |
144 |
758 |
1131 |
8682 |
33026 |
|
Date: 2025-01-13:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
311 |
8 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
89 |
0 |
8 |
1 |
0 |
1 |
0 |
| VODI |
0 |
131 |
6 |
38 |
3 |
4 |
5 |
0 |
| ODI |
0 |
111 |
9 |
37 |
70 |
43 |
24 |
0 |
| CDI |
0 |
85 |
2 |
84 |
85 |
172 |
190 |
171 |
| VCDI |
0 |
55 |
7 |
157 |
743 |
1491 |
8659 |
32787 |
|
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