Validation of sea ice concentration - Asian sector
Bulletin date: 2019-12-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2019-12-20:
| 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 |
321 |
3 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
52 |
6 |
37 |
8 |
0 |
0 |
0 |
| VODI |
0 |
38 |
3 |
42 |
103 |
1 |
0 |
0 |
| ODI |
0 |
27 |
1 |
17 |
71 |
46 |
2 |
0 |
| CDI |
0 |
17 |
0 |
17 |
22 |
164 |
54 |
0 |
| VCDI |
0 |
5 |
3 |
25 |
110 |
433 |
5921 |
24524 |
|
...date precedes bulletin
|
Date: 2019-12-22:
| 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 |
218 |
10 |
44 |
2 |
0 |
0 |
0 |
| OW |
0 |
72 |
2 |
11 |
10 |
0 |
0 |
0 |
| VODI |
0 |
83 |
2 |
19 |
52 |
29 |
0 |
0 |
| ODI |
0 |
67 |
1 |
1 |
25 |
54 |
22 |
0 |
| CDI |
0 |
45 |
4 |
6 |
4 |
57 |
118 |
5 |
| VCDI |
0 |
12 |
7 |
64 |
121 |
230 |
5201 |
25484 |
|
...date precedes bulletin
|
Date: 2019-12-24:
| 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 |
194 |
10 |
37 |
18 |
0 |
0 |
0 |
| OW |
0 |
62 |
3 |
10 |
0 |
0 |
0 |
0 |
| VODI |
0 |
56 |
12 |
51 |
13 |
0 |
0 |
0 |
| ODI |
0 |
45 |
0 |
20 |
34 |
8 |
0 |
0 |
| CDI |
0 |
9 |
2 |
29 |
25 |
89 |
39 |
11 |
| VCDI |
0 |
0 |
0 |
12 |
83 |
316 |
4880 |
26014 |
|
...date precedes bulletin
|
Date: 2019-12-26:
| 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 |
187 |
10 |
35 |
0 |
0 |
0 |
0 |
| OW |
0 |
30 |
2 |
9 |
4 |
0 |
0 |
0 |
| VODI |
0 |
48 |
3 |
17 |
9 |
0 |
0 |
0 |
| ODI |
0 |
45 |
7 |
35 |
31 |
12 |
0 |
0 |
| CDI |
0 |
36 |
0 |
33 |
22 |
66 |
6 |
4 |
| VCDI |
0 |
1 |
1 |
35 |
104 |
240 |
4504 |
26546 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
185 |
10 |
35 |
0 |
0 |
0 |
0 |
| OW |
0 |
32 |
2 |
8 |
1 |
0 |
0 |
0 |
| VODI |
0 |
43 |
3 |
15 |
10 |
0 |
0 |
0 |
| ODI |
0 |
40 |
7 |
28 |
14 |
9 |
0 |
0 |
| CDI |
0 |
44 |
0 |
35 |
40 |
61 |
5 |
3 |
| VCDI |
0 |
3 |
1 |
43 |
105 |
248 |
4505 |
26547 |
|
Date: 2019-12-28:
| 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 |
170 |
9 |
22 |
0 |
0 |
0 |
0 |
| OW |
0 |
36 |
1 |
16 |
0 |
0 |
0 |
0 |
| VODI |
0 |
41 |
4 |
17 |
3 |
0 |
0 |
0 |
| ODI |
0 |
25 |
5 |
31 |
11 |
0 |
0 |
0 |
| CDI |
0 |
26 |
0 |
37 |
42 |
0 |
0 |
39 |
| VCDI |
0 |
11 |
0 |
9 |
85 |
248 |
3842 |
27352 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
166 |
8 |
19 |
0 |
0 |
0 |
0 |
| OW |
0 |
33 |
1 |
18 |
0 |
0 |
0 |
0 |
| VODI |
0 |
38 |
3 |
13 |
3 |
0 |
0 |
0 |
| ODI |
0 |
28 |
3 |
22 |
9 |
0 |
0 |
0 |
| CDI |
0 |
26 |
4 |
34 |
13 |
0 |
0 |
44 |
| VCDI |
0 |
18 |
0 |
26 |
116 |
248 |
3842 |
27347 |
|
Date: 2019-12-30:
| 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 |
266 |
16 |
32 |
3 |
0 |
0 |
0 |
| OW |
0 |
32 |
2 |
21 |
1 |
0 |
0 |
0 |
| VODI |
0 |
44 |
1 |
30 |
23 |
0 |
0 |
0 |
| ODI |
0 |
29 |
3 |
20 |
41 |
19 |
0 |
0 |
| CDI |
0 |
32 |
4 |
40 |
65 |
61 |
18 |
90 |
| VCDI |
0 |
23 |
1 |
28 |
174 |
646 |
5150 |
25167 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
195 |
9 |
28 |
1 |
0 |
0 |
0 |
| OW |
0 |
63 |
0 |
0 |
2 |
0 |
0 |
0 |
| VODI |
0 |
64 |
7 |
3 |
7 |
0 |
0 |
0 |
| ODI |
0 |
29 |
2 |
33 |
20 |
15 |
0 |
0 |
| CDI |
0 |
27 |
4 |
31 |
36 |
52 |
20 |
97 |
| VCDI |
0 |
48 |
5 |
76 |
241 |
659 |
5148 |
25160 |
|
Date: 2020-01-01:
| 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 |
244 |
10 |
25 |
3 |
0 |
0 |
0 |
| OW |
0 |
24 |
5 |
25 |
1 |
0 |
0 |
0 |
| VODI |
0 |
30 |
2 |
39 |
21 |
0 |
0 |
0 |
| ODI |
0 |
28 |
4 |
28 |
32 |
50 |
1 |
0 |
| CDI |
0 |
16 |
3 |
58 |
64 |
171 |
47 |
21 |
| VCDI |
0 |
13 |
1 |
50 |
277 |
1513 |
9532 |
19744 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
227 |
7 |
23 |
3 |
0 |
0 |
0 |
| OW |
0 |
57 |
6 |
10 |
1 |
0 |
0 |
0 |
| VODI |
0 |
29 |
3 |
42 |
10 |
5 |
0 |
0 |
| ODI |
0 |
14 |
2 |
36 |
37 |
38 |
1 |
0 |
| CDI |
0 |
15 |
2 |
32 |
57 |
142 |
50 |
8 |
| VCDI |
0 |
13 |
5 |
82 |
290 |
1549 |
9529 |
19757 |
|
Date: 2020-01-03:
| 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 |
161 |
17 |
47 |
5 |
0 |
0 |
0 |
| OW |
0 |
27 |
7 |
40 |
3 |
0 |
0 |
0 |
| VODI |
0 |
18 |
1 |
31 |
31 |
0 |
0 |
0 |
| ODI |
0 |
16 |
0 |
30 |
52 |
34 |
1 |
0 |
| CDI |
0 |
12 |
1 |
51 |
62 |
149 |
59 |
40 |
| VCDI |
0 |
2 |
1 |
64 |
284 |
1270 |
9785 |
19781 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
169 |
19 |
43 |
6 |
0 |
0 |
0 |
| OW |
0 |
23 |
6 |
41 |
3 |
0 |
0 |
0 |
| VODI |
0 |
23 |
0 |
28 |
35 |
1 |
0 |
0 |
| ODI |
0 |
12 |
1 |
21 |
47 |
32 |
0 |
0 |
| CDI |
0 |
7 |
1 |
39 |
55 |
100 |
38 |
9 |
| VCDI |
0 |
2 |
0 |
91 |
291 |
1320 |
9807 |
19812 |
|
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