Validation of sea ice concentration - Asian sector
Bulletin date: 2018-05-24
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-05-18:
| 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 |
32 |
3 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
7 |
1 |
24 |
0 |
0 |
0 |
0 |
| VODI |
0 |
3 |
1 |
19 |
5 |
2 |
0 |
0 |
| ODI |
0 |
1 |
1 |
16 |
26 |
15 |
12 |
0 |
| CDI |
0 |
0 |
0 |
21 |
115 |
173 |
230 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
313 |
2094 |
12432 |
16528 |
|
...date precedes bulletin
|
Date: 2018-05-20:
| 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 |
61 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
18 |
3 |
12 |
0 |
0 |
0 |
0 |
| VODI |
0 |
9 |
2 |
19 |
2 |
2 |
0 |
0 |
| ODI |
0 |
6 |
0 |
18 |
8 |
19 |
5 |
0 |
| CDI |
0 |
4 |
2 |
41 |
110 |
209 |
199 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
234 |
2208 |
15254 |
13624 |
|
...date precedes bulletin
|
Date: 2018-05-22:
| 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 |
70 |
3 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
6 |
5 |
34 |
1 |
0 |
0 |
0 |
| VODI |
0 |
3 |
1 |
24 |
26 |
5 |
1 |
0 |
| ODI |
0 |
1 |
0 |
20 |
29 |
54 |
6 |
0 |
| CDI |
0 |
0 |
0 |
25 |
231 |
531 |
77 |
0 |
| VCDI |
0 |
0 |
0 |
50 |
499 |
2690 |
13850 |
13833 |
|
...date precedes bulletin
|
Date: 2018-05-24:
| 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 |
59 |
5 |
17 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
2 |
38 |
16 |
0 |
0 |
0 |
| VODI |
0 |
3 |
1 |
15 |
25 |
20 |
5 |
0 |
| ODI |
0 |
0 |
1 |
29 |
59 |
55 |
13 |
0 |
| CDI |
0 |
0 |
0 |
49 |
269 |
387 |
341 |
21 |
| VCDI |
0 |
0 |
0 |
99 |
696 |
3275 |
11290 |
15291 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
59 |
6 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
2 |
1 |
35 |
10 |
0 |
0 |
0 |
| VODI |
0 |
2 |
2 |
16 |
31 |
20 |
5 |
0 |
| ODI |
0 |
0 |
0 |
26 |
63 |
61 |
14 |
0 |
| CDI |
0 |
0 |
0 |
54 |
268 |
370 |
355 |
21 |
| VCDI |
0 |
0 |
0 |
96 |
693 |
3286 |
11275 |
15291 |
|
Date: 2018-05-26:
| 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 |
106 |
0 |
14 |
0 |
0 |
0 |
0 |
| OW |
0 |
14 |
4 |
24 |
8 |
5 |
6 |
0 |
| VODI |
0 |
10 |
0 |
42 |
42 |
34 |
7 |
0 |
| ODI |
0 |
2 |
3 |
86 |
70 |
76 |
29 |
0 |
| CDI |
0 |
55 |
6 |
123 |
268 |
380 |
438 |
0 |
| VCDI |
0 |
25 |
11 |
232 |
594 |
5585 |
11034 |
12749 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
111 |
1 |
11 |
0 |
0 |
1 |
0 |
| OW |
0 |
12 |
3 |
24 |
6 |
7 |
5 |
0 |
| VODI |
0 |
7 |
0 |
48 |
46 |
33 |
7 |
0 |
| ODI |
0 |
2 |
4 |
75 |
71 |
84 |
31 |
0 |
| CDI |
0 |
59 |
5 |
131 |
270 |
386 |
464 |
0 |
| VCDI |
0 |
21 |
11 |
232 |
589 |
5570 |
11006 |
12749 |
|
Date: 2018-05-28:
| 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 |
115 |
4 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
21 |
2 |
43 |
2 |
3 |
4 |
0 |
| VODI |
0 |
11 |
12 |
124 |
83 |
31 |
11 |
0 |
| ODI |
0 |
33 |
11 |
94 |
156 |
72 |
39 |
0 |
| CDI |
0 |
172 |
29 |
273 |
369 |
525 |
387 |
0 |
| VCDI |
0 |
37 |
6 |
101 |
482 |
4619 |
13403 |
10800 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
124 |
2 |
13 |
0 |
1 |
4 |
0 |
| OW |
0 |
14 |
4 |
34 |
7 |
17 |
7 |
0 |
| VODI |
0 |
5 |
10 |
71 |
74 |
48 |
21 |
0 |
| ODI |
0 |
32 |
10 |
86 |
83 |
82 |
80 |
0 |
| CDI |
0 |
139 |
23 |
241 |
294 |
407 |
570 |
0 |
| VCDI |
0 |
75 |
15 |
198 |
634 |
4695 |
13162 |
10800 |
|
Date: 2018-05-30:
| 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 |
110 |
7 |
17 |
2 |
0 |
0 |
0 |
| OW |
0 |
42 |
11 |
35 |
14 |
8 |
6 |
0 |
| VODI |
0 |
27 |
10 |
85 |
91 |
45 |
13 |
1 |
| ODI |
0 |
40 |
10 |
96 |
138 |
90 |
53 |
1 |
| CDI |
0 |
233 |
31 |
215 |
431 |
514 |
392 |
1 |
| VCDI |
0 |
102 |
15 |
139 |
747 |
5541 |
12298 |
10471 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
117 |
7 |
23 |
10 |
3 |
1 |
0 |
| OW |
0 |
35 |
8 |
21 |
34 |
23 |
7 |
0 |
| VODI |
0 |
19 |
12 |
67 |
63 |
62 |
34 |
1 |
| ODI |
0 |
50 |
11 |
82 |
109 |
89 |
82 |
2 |
| CDI |
0 |
239 |
34 |
256 |
364 |
503 |
576 |
47 |
| VCDI |
0 |
94 |
12 |
138 |
843 |
5518 |
12062 |
10424 |
|
Date: 2018-06-01:
| 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 |
112 |
8 |
21 |
3 |
0 |
0 |
0 |
| OW |
0 |
42 |
8 |
36 |
22 |
8 |
7 |
0 |
| VODI |
0 |
27 |
14 |
76 |
87 |
47 |
13 |
8 |
| ODI |
0 |
36 |
15 |
101 |
111 |
92 |
71 |
22 |
| CDI |
0 |
189 |
27 |
197 |
530 |
563 |
394 |
53 |
| VCDI |
0 |
158 |
16 |
162 |
770 |
5806 |
13598 |
8632 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
116 |
11 |
27 |
27 |
6 |
3 |
0 |
| OW |
0 |
32 |
6 |
18 |
32 |
22 |
9 |
0 |
| VODI |
0 |
30 |
13 |
68 |
58 |
78 |
21 |
18 |
| ODI |
0 |
70 |
20 |
102 |
103 |
81 |
98 |
43 |
| CDI |
0 |
272 |
30 |
264 |
486 |
630 |
626 |
112 |
| VCDI |
0 |
44 |
8 |
114 |
817 |
5699 |
13326 |
8542 |
|
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