Validation of sea ice concentration - Asian sector
Bulletin date: 2022-02-10
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-02-04:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
125 |
4 |
22 |
3 |
0 |
0 |
0 |
| OW |
0 |
51 |
4 |
15 |
10 |
0 |
0 |
0 |
| VODI |
0 |
47 |
0 |
17 |
14 |
0 |
0 |
0 |
| ODI |
0 |
24 |
7 |
12 |
27 |
2 |
0 |
0 |
| CDI |
0 |
24 |
2 |
17 |
17 |
41 |
74 |
22 |
| VCDI |
0 |
72 |
9 |
100 |
321 |
790 |
8246 |
21963 |
|
...date precedes bulletin
|
Date: 2022-02-06:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
120 |
8 |
19 |
1 |
0 |
0 |
0 |
| OW |
0 |
53 |
1 |
18 |
10 |
0 |
0 |
0 |
| VODI |
0 |
50 |
2 |
20 |
11 |
0 |
0 |
0 |
| ODI |
0 |
43 |
0 |
9 |
23 |
4 |
0 |
0 |
| CDI |
0 |
42 |
3 |
13 |
19 |
6 |
14 |
12 |
| VCDI |
0 |
209 |
19 |
127 |
212 |
330 |
5869 |
24815 |
|
...date precedes bulletin
|
Date: 2022-02-08:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
239 |
8 |
27 |
2 |
0 |
0 |
0 |
| OW |
0 |
76 |
2 |
8 |
5 |
0 |
0 |
0 |
| VODI |
0 |
88 |
0 |
13 |
19 |
0 |
0 |
0 |
| ODI |
0 |
59 |
2 |
19 |
27 |
13 |
0 |
0 |
| CDI |
0 |
106 |
3 |
24 |
41 |
71 |
17 |
9 |
| VCDI |
0 |
261 |
22 |
130 |
256 |
914 |
8007 |
21614 |
|
...date precedes bulletin
|
Date: 2022-02-10:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
233 |
8 |
21 |
0 |
0 |
0 |
0 |
| OW |
0 |
85 |
3 |
7 |
0 |
0 |
0 |
0 |
| VODI |
0 |
109 |
2 |
22 |
9 |
0 |
0 |
0 |
| ODI |
0 |
97 |
1 |
18 |
45 |
8 |
0 |
0 |
| CDI |
0 |
103 |
3 |
27 |
78 |
52 |
11 |
61 |
| VCDI |
0 |
350 |
22 |
157 |
407 |
1158 |
8210 |
20775 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
240 |
8 |
21 |
0 |
0 |
0 |
0 |
| OW |
0 |
78 |
2 |
8 |
0 |
0 |
0 |
0 |
| VODI |
0 |
120 |
3 |
22 |
10 |
0 |
0 |
0 |
| ODI |
0 |
107 |
1 |
25 |
45 |
8 |
0 |
0 |
| CDI |
0 |
129 |
4 |
32 |
86 |
51 |
11 |
57 |
| VCDI |
0 |
303 |
21 |
144 |
398 |
1159 |
8210 |
20779 |
|
Date: 2022-02-12:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
226 |
8 |
27 |
2 |
0 |
0 |
0 |
| OW |
0 |
77 |
3 |
9 |
2 |
0 |
0 |
0 |
| VODI |
0 |
117 |
3 |
12 |
10 |
0 |
0 |
0 |
| ODI |
0 |
144 |
1 |
22 |
72 |
18 |
1 |
0 |
| CDI |
0 |
130 |
6 |
47 |
114 |
82 |
30 |
99 |
| VCDI |
0 |
407 |
28 |
187 |
514 |
1434 |
7855 |
20395 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
233 |
8 |
28 |
2 |
0 |
0 |
0 |
| OW |
0 |
77 |
2 |
8 |
3 |
0 |
0 |
0 |
| VODI |
0 |
124 |
4 |
18 |
14 |
0 |
0 |
0 |
| ODI |
0 |
162 |
1 |
26 |
76 |
18 |
1 |
0 |
| CDI |
0 |
120 |
7 |
37 |
115 |
86 |
24 |
99 |
| VCDI |
0 |
385 |
27 |
187 |
504 |
1430 |
7861 |
20395 |
|
Date: 2022-02-14:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
248 |
13 |
51 |
0 |
0 |
0 |
0 |
| OW |
0 |
76 |
4 |
16 |
3 |
0 |
0 |
0 |
| VODI |
0 |
191 |
2 |
23 |
5 |
0 |
0 |
0 |
| ODI |
0 |
156 |
3 |
20 |
38 |
21 |
0 |
0 |
| CDI |
0 |
146 |
6 |
37 |
117 |
73 |
10 |
40 |
| VCDI |
0 |
224 |
24 |
204 |
682 |
1829 |
7937 |
19883 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
194 |
12 |
44 |
0 |
0 |
0 |
0 |
| OW |
0 |
57 |
1 |
17 |
2 |
0 |
0 |
0 |
| VODI |
0 |
107 |
4 |
14 |
4 |
0 |
0 |
0 |
| ODI |
0 |
136 |
1 |
14 |
52 |
30 |
0 |
0 |
| CDI |
0 |
162 |
5 |
30 |
91 |
105 |
11 |
68 |
| VCDI |
0 |
385 |
29 |
232 |
696 |
1788 |
7936 |
19855 |
|
Date: 2022-02-16:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
180 |
13 |
68 |
5 |
0 |
0 |
0 |
| OW |
0 |
41 |
0 |
17 |
8 |
0 |
0 |
0 |
| VODI |
0 |
69 |
1 |
9 |
13 |
0 |
0 |
0 |
| ODI |
0 |
125 |
2 |
15 |
31 |
7 |
0 |
0 |
| CDI |
0 |
251 |
3 |
35 |
49 |
100 |
10 |
9 |
| VCDI |
0 |
328 |
29 |
243 |
538 |
1924 |
7839 |
20120 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
154 |
12 |
52 |
3 |
0 |
0 |
0 |
| OW |
0 |
37 |
1 |
26 |
6 |
0 |
0 |
0 |
| VODI |
0 |
65 |
0 |
11 |
23 |
0 |
0 |
0 |
| ODI |
0 |
106 |
2 |
7 |
34 |
12 |
0 |
0 |
| CDI |
0 |
145 |
2 |
34 |
43 |
133 |
10 |
21 |
| VCDI |
0 |
487 |
31 |
257 |
535 |
1886 |
7839 |
20108 |
|
Date: 2022-02-18:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
112 |
9 |
101 |
23 |
0 |
0 |
0 |
| OW |
0 |
29 |
5 |
7 |
19 |
0 |
0 |
0 |
| VODI |
0 |
47 |
1 |
1 |
20 |
0 |
0 |
0 |
| ODI |
0 |
44 |
2 |
3 |
12 |
5 |
0 |
0 |
| CDI |
0 |
77 |
3 |
18 |
20 |
86 |
65 |
37 |
| VCDI |
0 |
396 |
28 |
310 |
391 |
1301 |
8327 |
20583 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
98 |
9 |
82 |
6 |
0 |
0 |
0 |
| OW |
0 |
29 |
3 |
12 |
23 |
0 |
0 |
0 |
| VODI |
0 |
39 |
2 |
10 |
30 |
0 |
0 |
0 |
| ODI |
0 |
47 |
2 |
5 |
15 |
18 |
2 |
0 |
| CDI |
0 |
76 |
3 |
9 |
13 |
76 |
113 |
16 |
| VCDI |
0 |
416 |
29 |
322 |
398 |
1298 |
8277 |
20604 |
|
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