Validation of sea ice concentration - Asian sector
Bulletin date: 2018-03-15
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2018-03-11:
| 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 |
185 |
8 |
42 |
32 |
1 |
0 |
0 |
| OW |
0 |
28 |
3 |
18 |
9 |
5 |
0 |
0 |
| VODI |
0 |
4 |
0 |
15 |
18 |
5 |
0 |
0 |
| ODI |
0 |
0 |
0 |
7 |
23 |
8 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
16 |
28 |
17 |
55 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
421 |
5687 |
25436 |
|
...date precedes bulletin
|
Date: 2018-03-13:
| 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 |
132 |
8 |
41 |
60 |
9 |
0 |
0 |
| OW |
0 |
18 |
2 |
20 |
14 |
11 |
0 |
0 |
| VODI |
0 |
12 |
1 |
13 |
22 |
12 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
13 |
15 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
8 |
54 |
22 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
251 |
5429 |
25907 |
|
...date precedes bulletin
|
Date: 2018-03-15:
| 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 |
105 |
4 |
58 |
31 |
1 |
0 |
0 |
| OW |
0 |
23 |
2 |
20 |
17 |
5 |
0 |
0 |
| VODI |
0 |
24 |
0 |
13 |
22 |
7 |
0 |
0 |
| ODI |
0 |
17 |
2 |
1 |
17 |
11 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
12 |
52 |
20 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
609 |
5771 |
25232 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
109 |
5 |
65 |
35 |
1 |
0 |
0 |
| OW |
0 |
26 |
1 |
16 |
14 |
6 |
0 |
0 |
| VODI |
0 |
22 |
0 |
10 |
23 |
7 |
0 |
0 |
| ODI |
0 |
12 |
2 |
1 |
16 |
13 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
11 |
53 |
23 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
605 |
5768 |
25232 |
|
Date: 2018-03-17:
| 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 |
67 |
8 |
83 |
31 |
0 |
0 |
0 |
| OW |
0 |
7 |
0 |
36 |
13 |
8 |
0 |
0 |
| VODI |
0 |
2 |
1 |
25 |
26 |
12 |
0 |
0 |
| ODI |
0 |
0 |
0 |
17 |
28 |
10 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
38 |
29 |
24 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
44 |
283 |
6706 |
24582 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
69 |
6 |
90 |
33 |
0 |
0 |
0 |
| OW |
0 |
6 |
2 |
29 |
15 |
12 |
0 |
0 |
| VODI |
0 |
1 |
1 |
27 |
28 |
8 |
0 |
0 |
| ODI |
0 |
0 |
0 |
16 |
23 |
13 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
37 |
33 |
20 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
44 |
276 |
6710 |
24582 |
|
Date: 2018-03-19:
| 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 |
134 |
8 |
32 |
0 |
0 |
0 |
0 |
| OW |
0 |
23 |
8 |
33 |
2 |
0 |
0 |
0 |
| VODI |
0 |
22 |
2 |
37 |
13 |
0 |
0 |
0 |
| ODI |
0 |
6 |
0 |
23 |
16 |
0 |
0 |
0 |
| CDI |
0 |
1 |
1 |
9 |
32 |
63 |
4 |
25 |
| VCDI |
0 |
0 |
0 |
5 |
57 |
878 |
6688 |
23960 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
117 |
4 |
30 |
1 |
0 |
0 |
0 |
| OW |
0 |
36 |
6 |
21 |
8 |
0 |
0 |
0 |
| VODI |
0 |
16 |
5 |
35 |
12 |
0 |
0 |
0 |
| ODI |
0 |
13 |
2 |
25 |
18 |
0 |
0 |
0 |
| CDI |
0 |
4 |
2 |
21 |
28 |
51 |
5 |
10 |
| VCDI |
0 |
0 |
0 |
7 |
53 |
890 |
6687 |
23975 |
|
Date: 2018-03-21:
| 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 |
66 |
6 |
57 |
4 |
0 |
0 |
0 |
| OW |
0 |
4 |
4 |
33 |
14 |
0 |
0 |
0 |
| VODI |
0 |
1 |
0 |
31 |
28 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
16 |
27 |
7 |
3 |
0 |
| CDI |
0 |
0 |
0 |
11 |
26 |
134 |
45 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
1734 |
10423 |
19389 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
55 |
3 |
54 |
11 |
0 |
0 |
0 |
| OW |
0 |
11 |
4 |
20 |
16 |
0 |
0 |
0 |
| VODI |
0 |
4 |
3 |
34 |
25 |
5 |
0 |
0 |
| ODI |
0 |
1 |
0 |
15 |
23 |
10 |
5 |
0 |
| CDI |
0 |
0 |
0 |
16 |
26 |
125 |
44 |
31 |
| VCDI |
0 |
0 |
0 |
9 |
9 |
1736 |
10422 |
19365 |
|
Date: 2018-03-23:
| 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 |
0 |
22 |
4 |
35 |
35 |
2 |
0 |
0 |
| OW |
0 |
0 |
2 |
21 |
31 |
9 |
0 |
0 |
| VODI |
0 |
0 |
0 |
16 |
36 |
14 |
0 |
0 |
| ODI |
0 |
0 |
0 |
3 |
26 |
20 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
24 |
59 |
60 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
945 |
10783 |
19923 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
21 |
4 |
32 |
37 |
6 |
0 |
0 |
| OW |
0 |
1 |
2 |
13 |
29 |
10 |
0 |
0 |
| VODI |
0 |
0 |
0 |
18 |
29 |
17 |
0 |
0 |
| ODI |
0 |
0 |
0 |
10 |
18 |
22 |
5 |
0 |
| CDI |
0 |
0 |
0 |
2 |
25 |
52 |
61 |
110 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
942 |
10777 |
19815 |
|
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