Validation of sea ice concentration - Asian sector
Bulletin date: 2015-04-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2015-03-27:
| 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 |
8 |
5 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
4 |
15 |
4 |
0 |
0 |
0 |
0 |
| VODI |
0 |
1 |
16 |
4 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
14 |
15 |
3 |
0 |
0 |
0 |
| CDI |
0 |
0 |
10 |
21 |
26 |
47 |
103 |
9 |
| VCDI |
0 |
0 |
16 |
104 |
158 |
843 |
10092 |
20561 |
|
...date precedes bulletin
|
Date: 2015-03-29:
| 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 |
8 |
1 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
12 |
7 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
7 |
16 |
34 |
13 |
1 |
0 |
0 |
| ODI |
0 |
2 |
22 |
45 |
65 |
26 |
0 |
0 |
| CDI |
0 |
0 |
23 |
47 |
95 |
164 |
35 |
1 |
| VCDI |
0 |
0 |
25 |
148 |
252 |
1231 |
8612 |
21190 |
|
...date precedes bulletin
|
Date: 2015-03-31:
| 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 |
16 |
14 |
12 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
18 |
46 |
10 |
0 |
0 |
0 |
| VODI |
0 |
0 |
13 |
62 |
44 |
3 |
0 |
0 |
| ODI |
0 |
0 |
9 |
39 |
60 |
11 |
0 |
0 |
| CDI |
0 |
0 |
7 |
40 |
101 |
94 |
47 |
7 |
| VCDI |
0 |
0 |
0 |
58 |
181 |
934 |
8631 |
21625 |
|
...date precedes bulletin
|
Date: 2015-04-02:
| 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 |
38 |
10 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
11 |
22 |
47 |
19 |
0 |
0 |
0 |
| VODI |
0 |
9 |
17 |
70 |
61 |
8 |
0 |
0 |
| ODI |
0 |
4 |
16 |
51 |
68 |
29 |
0 |
0 |
| CDI |
0 |
0 |
27 |
66 |
98 |
143 |
29 |
21 |
| VCDI |
0 |
0 |
10 |
82 |
257 |
996 |
10354 |
19519 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
38 |
11 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
10 |
21 |
37 |
26 |
0 |
0 |
0 |
| VODI |
0 |
9 |
17 |
71 |
66 |
8 |
0 |
0 |
| ODI |
0 |
5 |
16 |
54 |
61 |
35 |
0 |
0 |
| CDI |
0 |
0 |
29 |
72 |
96 |
133 |
38 |
21 |
| VCDI |
0 |
0 |
8 |
79 |
254 |
1000 |
10345 |
19519 |
|
Date: 2015-04-04:
| 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 |
57 |
12 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
19 |
19 |
61 |
45 |
3 |
0 |
0 |
| VODI |
0 |
19 |
19 |
72 |
60 |
28 |
0 |
0 |
| ODI |
0 |
18 |
26 |
70 |
43 |
41 |
2 |
0 |
| CDI |
0 |
8 |
29 |
35 |
48 |
108 |
33 |
8 |
| VCDI |
0 |
0 |
25 |
106 |
253 |
683 |
9917 |
20213 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
60 |
8 |
1 |
19 |
0 |
0 |
0 |
| OW |
0 |
20 |
20 |
52 |
24 |
8 |
0 |
0 |
| VODI |
0 |
21 |
23 |
75 |
67 |
22 |
0 |
0 |
| ODI |
0 |
17 |
31 |
61 |
33 |
43 |
6 |
0 |
| CDI |
0 |
3 |
32 |
52 |
55 |
104 |
35 |
8 |
| VCDI |
0 |
0 |
16 |
105 |
251 |
686 |
9911 |
20213 |
|
Date: 2015-04-06:
| 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 |
74 |
34 |
10 |
0 |
0 |
0 |
0 |
| OW |
0 |
30 |
41 |
47 |
16 |
0 |
0 |
0 |
| VODI |
0 |
1 |
19 |
86 |
79 |
11 |
0 |
0 |
| ODI |
0 |
0 |
13 |
39 |
87 |
42 |
0 |
0 |
| CDI |
0 |
0 |
5 |
89 |
82 |
131 |
40 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
130 |
431 |
7478 |
23066 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
58 |
6 |
1 |
28 |
3 |
0 |
0 |
| OW |
0 |
21 |
18 |
34 |
37 |
2 |
0 |
0 |
| VODI |
0 |
13 |
28 |
52 |
66 |
53 |
0 |
0 |
| ODI |
0 |
12 |
26 |
44 |
46 |
48 |
18 |
0 |
| CDI |
0 |
1 |
25 |
36 |
27 |
82 |
79 |
1 |
| VCDI |
0 |
0 |
9 |
104 |
190 |
427 |
7421 |
23066 |
|
Date: 2015-04-08:
| 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 |
121 |
43 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
19 |
35 |
65 |
31 |
0 |
0 |
0 |
| VODI |
0 |
8 |
42 |
124 |
73 |
3 |
0 |
0 |
| ODI |
0 |
0 |
16 |
67 |
57 |
28 |
2 |
0 |
| CDI |
0 |
0 |
11 |
93 |
94 |
143 |
46 |
0 |
| VCDI |
0 |
0 |
0 |
130 |
241 |
880 |
9801 |
19889 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
58 |
11 |
10 |
30 |
0 |
0 |
0 |
| OW |
0 |
21 |
10 |
27 |
21 |
0 |
0 |
0 |
| VODI |
0 |
29 |
25 |
84 |
34 |
0 |
0 |
0 |
| ODI |
0 |
21 |
37 |
72 |
64 |
33 |
1 |
0 |
| CDI |
0 |
19 |
29 |
56 |
58 |
123 |
140 |
37 |
| VCDI |
0 |
0 |
35 |
250 |
289 |
898 |
9708 |
19852 |
|
Date: 2015-04-10:
| 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 |
131 |
32 |
25 |
0 |
0 |
0 |
0 |
| OW |
0 |
33 |
53 |
130 |
17 |
0 |
0 |
0 |
| VODI |
0 |
17 |
34 |
109 |
73 |
2 |
0 |
0 |
| ODI |
0 |
1 |
25 |
74 |
100 |
46 |
6 |
5 |
| CDI |
0 |
0 |
24 |
94 |
168 |
234 |
120 |
85 |
| VCDI |
0 |
0 |
5 |
171 |
223 |
1040 |
11349 |
17656 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
49 |
2 |
10 |
0 |
0 |
0 |
0 |
| OW |
0 |
23 |
13 |
24 |
0 |
0 |
0 |
0 |
| VODI |
0 |
30 |
16 |
69 |
28 |
4 |
2 |
0 |
| ODI |
0 |
22 |
35 |
85 |
49 |
49 |
30 |
0 |
| CDI |
0 |
30 |
27 |
82 |
113 |
149 |
142 |
11 |
| VCDI |
0 |
28 |
80 |
333 |
391 |
1120 |
11301 |
17735 |
|
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