Validation of sea ice concentration - Asian sector
Bulletin date: 2018-03-01
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-02-23:
| 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 |
44 |
455 |
0 |
6 |
7 |
0 |
0 |
0 |
| OW |
0 |
53 |
1 |
16 |
13 |
0 |
0 |
0 |
| VODI |
0 |
39 |
8 |
28 |
24 |
0 |
0 |
0 |
| ODI |
0 |
9 |
6 |
32 |
28 |
7 |
0 |
0 |
| CDI |
0 |
0 |
0 |
32 |
72 |
42 |
42 |
20 |
| VCDI |
0 |
0 |
0 |
6 |
88 |
416 |
6362 |
24226 |
|
...date precedes bulletin
|
Date: 2018-02-25:
| 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 |
29 |
427 |
1 |
2 |
7 |
0 |
0 |
0 |
| OW |
0 |
48 |
2 |
5 |
9 |
0 |
0 |
0 |
| VODI |
0 |
27 |
6 |
31 |
24 |
0 |
0 |
0 |
| ODI |
0 |
7 |
5 |
41 |
33 |
4 |
0 |
0 |
| CDI |
0 |
0 |
1 |
29 |
86 |
43 |
9 |
11 |
| VCDI |
0 |
0 |
0 |
4 |
119 |
431 |
8967 |
21674 |
|
...date precedes bulletin
|
Date: 2018-02-27:
| 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 |
498 |
6 |
19 |
13 |
0 |
0 |
0 |
| OW |
0 |
33 |
6 |
30 |
13 |
0 |
0 |
0 |
| VODI |
0 |
9 |
5 |
45 |
31 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
30 |
57 |
10 |
4 |
0 |
| CDI |
0 |
0 |
0 |
18 |
103 |
92 |
101 |
29 |
| VCDI |
0 |
0 |
0 |
5 |
146 |
690 |
8408 |
21680 |
|
...date precedes bulletin
|
Date: 2018-03-01:
| 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 |
386 |
6 |
16 |
0 |
0 |
0 |
0 |
| OW |
0 |
41 |
3 |
30 |
0 |
0 |
0 |
0 |
| VODI |
0 |
49 |
5 |
69 |
11 |
0 |
0 |
0 |
| ODI |
0 |
13 |
7 |
38 |
56 |
50 |
0 |
0 |
| CDI |
0 |
1 |
2 |
27 |
89 |
151 |
53 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
330 |
2274 |
10658 |
17700 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
391 |
6 |
14 |
0 |
0 |
0 |
0 |
| OW |
0 |
39 |
4 |
30 |
0 |
0 |
0 |
0 |
| VODI |
0 |
48 |
6 |
73 |
12 |
0 |
0 |
0 |
| ODI |
0 |
11 |
4 |
35 |
52 |
50 |
1 |
0 |
| CDI |
0 |
1 |
2 |
25 |
77 |
151 |
47 |
2 |
| VCDI |
0 |
0 |
1 |
20 |
345 |
2274 |
10663 |
17698 |
|
Date: 2018-03-03:
| 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 |
377 |
3 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
30 |
3 |
10 |
0 |
0 |
0 |
0 |
| VODI |
0 |
31 |
6 |
39 |
4 |
0 |
0 |
0 |
| ODI |
0 |
15 |
2 |
39 |
19 |
0 |
0 |
0 |
| CDI |
0 |
6 |
2 |
39 |
76 |
17 |
20 |
80 |
| VCDI |
0 |
0 |
0 |
8 |
200 |
1544 |
7438 |
22069 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
375 |
2 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
36 |
4 |
9 |
1 |
0 |
0 |
0 |
| VODI |
0 |
31 |
6 |
40 |
4 |
0 |
0 |
0 |
| ODI |
0 |
13 |
2 |
44 |
19 |
0 |
0 |
0 |
| CDI |
0 |
4 |
2 |
35 |
70 |
15 |
22 |
80 |
| VCDI |
0 |
0 |
0 |
8 |
205 |
1546 |
7436 |
22069 |
|
Date: 2018-03-05:
| 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 |
16 |
32 |
0 |
0 |
0 |
0 |
| OW |
0 |
20 |
4 |
30 |
0 |
0 |
0 |
0 |
| VODI |
0 |
7 |
0 |
38 |
13 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
9 |
64 |
5 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
116 |
96 |
26 |
13 |
| VCDI |
0 |
0 |
0 |
0 |
65 |
994 |
6530 |
23678 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
313 |
12 |
23 |
0 |
0 |
0 |
0 |
| OW |
0 |
26 |
5 |
19 |
0 |
0 |
0 |
0 |
| VODI |
0 |
9 |
3 |
37 |
1 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
23 |
25 |
1 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
67 |
52 |
3 |
23 |
| VCDI |
0 |
0 |
0 |
6 |
165 |
1043 |
6553 |
23668 |
|
Date: 2018-03-07:
| 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 |
261 |
15 |
67 |
2 |
0 |
0 |
0 |
| OW |
0 |
21 |
1 |
19 |
4 |
0 |
0 |
0 |
| VODI |
0 |
7 |
2 |
30 |
10 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
22 |
31 |
7 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
56 |
37 |
9 |
9 |
| VCDI |
0 |
0 |
0 |
1 |
110 |
542 |
6545 |
24263 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
252 |
12 |
59 |
3 |
0 |
0 |
0 |
| OW |
0 |
27 |
4 |
11 |
1 |
0 |
0 |
0 |
| VODI |
0 |
10 |
2 |
30 |
6 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
32 |
15 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
47 |
26 |
9 |
4 |
| VCDI |
0 |
0 |
0 |
9 |
141 |
560 |
6545 |
24268 |
|
Date: 2018-03-09:
| 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 |
210 |
11 |
70 |
14 |
0 |
0 |
0 |
| OW |
0 |
33 |
1 |
12 |
11 |
0 |
0 |
0 |
| VODI |
0 |
11 |
2 |
15 |
18 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
14 |
23 |
3 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
59 |
27 |
7 |
51 |
| VCDI |
0 |
0 |
0 |
4 |
115 |
470 |
6543 |
24346 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
206 |
10 |
65 |
15 |
0 |
0 |
0 |
| OW |
0 |
31 |
2 |
11 |
6 |
0 |
0 |
0 |
| VODI |
0 |
14 |
1 |
21 |
13 |
0 |
0 |
0 |
| ODI |
0 |
3 |
1 |
11 |
25 |
1 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
36 |
7 |
15 |
98 |
| VCDI |
0 |
0 |
0 |
17 |
145 |
492 |
6535 |
24299 |
|
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