Validation of sea ice concentration - Asian sector
Bulletin date: 2020-01-16
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-01-10:
| 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 |
130 |
5 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
44 |
7 |
47 |
10 |
0 |
0 |
0 |
| VODI |
0 |
59 |
0 |
115 |
40 |
0 |
0 |
0 |
| ODI |
0 |
44 |
0 |
25 |
82 |
11 |
0 |
0 |
| CDI |
0 |
50 |
0 |
7 |
110 |
60 |
7 |
10 |
| VCDI |
0 |
135 |
15 |
65 |
225 |
1030 |
6729 |
23005 |
|
...date precedes bulletin
|
Date: 2020-01-12:
| 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 |
101 |
3 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
14 |
8 |
30 |
2 |
0 |
0 |
0 |
| VODI |
0 |
18 |
6 |
36 |
52 |
30 |
0 |
0 |
| ODI |
0 |
22 |
1 |
11 |
43 |
88 |
0 |
0 |
| CDI |
0 |
25 |
0 |
9 |
20 |
180 |
83 |
14 |
| VCDI |
0 |
75 |
6 |
59 |
103 |
812 |
7927 |
22300 |
|
...date precedes bulletin
|
Date: 2020-01-14:
| 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 |
88 |
8 |
22 |
0 |
0 |
0 |
0 |
| OW |
0 |
12 |
3 |
28 |
7 |
0 |
0 |
0 |
| VODI |
0 |
12 |
1 |
19 |
53 |
0 |
0 |
0 |
| ODI |
0 |
11 |
3 |
11 |
56 |
42 |
0 |
0 |
| CDI |
0 |
11 |
2 |
15 |
30 |
230 |
70 |
3 |
| VCDI |
0 |
27 |
3 |
37 |
77 |
634 |
9540 |
21027 |
|
...date precedes bulletin
|
Date: 2020-01-16:
| 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 |
72 |
5 |
2 |
2 |
0 |
0 |
0 |
| OW |
0 |
19 |
6 |
27 |
5 |
0 |
0 |
0 |
| VODI |
0 |
8 |
3 |
32 |
24 |
10 |
0 |
0 |
| ODI |
0 |
4 |
2 |
12 |
48 |
8 |
0 |
0 |
| CDI |
0 |
2 |
2 |
11 |
27 |
92 |
40 |
14 |
| VCDI |
0 |
6 |
5 |
61 |
103 |
542 |
9198 |
21690 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
75 |
5 |
7 |
2 |
0 |
0 |
0 |
| OW |
0 |
16 |
6 |
25 |
3 |
0 |
0 |
0 |
| VODI |
0 |
8 |
3 |
31 |
26 |
6 |
0 |
0 |
| ODI |
0 |
4 |
2 |
11 |
49 |
14 |
0 |
0 |
| CDI |
0 |
3 |
2 |
12 |
25 |
88 |
28 |
17 |
| VCDI |
0 |
5 |
5 |
59 |
104 |
544 |
9210 |
21687 |
|
Date: 2020-01-18:
| 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 |
53 |
4 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
6 |
5 |
29 |
4 |
0 |
0 |
0 |
| VODI |
0 |
3 |
2 |
39 |
12 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
31 |
35 |
5 |
2 |
0 |
| CDI |
0 |
0 |
0 |
19 |
35 |
119 |
68 |
34 |
| VCDI |
0 |
0 |
0 |
53 |
120 |
737 |
9004 |
21656 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
54 |
6 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
4 |
4 |
31 |
3 |
0 |
0 |
0 |
| VODI |
0 |
4 |
1 |
36 |
16 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
30 |
33 |
4 |
3 |
0 |
| CDI |
0 |
0 |
0 |
23 |
40 |
129 |
62 |
27 |
| VCDI |
0 |
0 |
0 |
47 |
114 |
728 |
9009 |
21663 |
|
Date: 2020-01-20:
| 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 |
58 |
4 |
25 |
1 |
0 |
0 |
0 |
| OW |
0 |
1 |
3 |
43 |
6 |
2 |
0 |
0 |
| VODI |
0 |
0 |
0 |
41 |
37 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
16 |
76 |
21 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
58 |
125 |
25 |
8 |
| VCDI |
0 |
0 |
0 |
1 |
53 |
386 |
6475 |
24609 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
55 |
4 |
7 |
1 |
0 |
0 |
0 |
| OW |
0 |
3 |
1 |
29 |
3 |
2 |
0 |
0 |
| VODI |
0 |
1 |
2 |
32 |
13 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
38 |
29 |
12 |
0 |
0 |
| CDI |
0 |
0 |
0 |
18 |
55 |
79 |
37 |
3 |
| VCDI |
0 |
0 |
0 |
7 |
130 |
441 |
6463 |
24614 |
|
Date: 2020-01-22:
| 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 |
45 |
5 |
27 |
0 |
0 |
0 |
0 |
| OW |
0 |
15 |
1 |
16 |
12 |
0 |
0 |
0 |
| VODI |
0 |
7 |
4 |
28 |
19 |
0 |
0 |
0 |
| ODI |
0 |
6 |
1 |
32 |
52 |
17 |
0 |
0 |
| CDI |
0 |
2 |
0 |
41 |
41 |
89 |
45 |
0 |
| VCDI |
0 |
0 |
0 |
51 |
221 |
717 |
7075 |
23513 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
31 |
5 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
15 |
0 |
17 |
4 |
0 |
0 |
0 |
| VODI |
0 |
19 |
2 |
18 |
14 |
0 |
0 |
0 |
| ODI |
0 |
7 |
4 |
23 |
30 |
1 |
0 |
0 |
| CDI |
0 |
3 |
0 |
37 |
61 |
67 |
72 |
19 |
| VCDI |
0 |
0 |
0 |
85 |
236 |
755 |
7048 |
23494 |
|
Date: 2020-01-24:
| 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 |
34 |
4 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
6 |
1 |
28 |
2 |
0 |
0 |
0 |
| VODI |
0 |
3 |
1 |
22 |
21 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
13 |
35 |
8 |
6 |
0 |
| CDI |
0 |
0 |
0 |
23 |
56 |
71 |
69 |
70 |
| VCDI |
0 |
0 |
0 |
119 |
140 |
469 |
7253 |
23613 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
27 |
2 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
10 |
3 |
20 |
0 |
0 |
0 |
0 |
| VODI |
0 |
6 |
1 |
34 |
8 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
20 |
29 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
70 |
30 |
37 |
31 |
| VCDI |
0 |
0 |
0 |
125 |
147 |
518 |
7291 |
23652 |
|
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