Validation of sea ice concentration - Asian sector
Bulletin date: 2018-05-17
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-05-11:
| 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 |
3 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
5 |
2 |
1 |
0 |
0 |
0 |
0 |
| VODI |
0 |
9 |
3 |
8 |
0 |
0 |
0 |
0 |
| ODI |
0 |
2 |
4 |
26 |
9 |
2 |
6 |
0 |
| CDI |
0 |
0 |
0 |
40 |
158 |
128 |
95 |
28 |
| VCDI |
0 |
0 |
0 |
0 |
100 |
1358 |
11930 |
18165 |
|
...date precedes bulletin
|
Date: 2018-05-13:
| 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 |
8 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
21 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
30 |
1 |
2 |
0 |
0 |
0 |
0 |
| ODI |
0 |
16 |
6 |
10 |
5 |
13 |
9 |
0 |
| CDI |
0 |
3 |
1 |
63 |
57 |
180 |
93 |
6 |
| VCDI |
0 |
0 |
0 |
10 |
179 |
2129 |
11299 |
17941 |
|
...date precedes bulletin
|
Date: 2018-05-15:
| 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 |
36 |
5 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
2 |
2 |
19 |
1 |
0 |
0 |
0 |
| VODI |
0 |
1 |
1 |
19 |
14 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
15 |
47 |
10 |
2 |
0 |
| CDI |
0 |
0 |
0 |
9 |
124 |
183 |
110 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
101 |
2087 |
14291 |
14994 |
|
...date precedes bulletin
|
Date: 2018-05-17:
| 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 |
25 |
4 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
5 |
0 |
20 |
0 |
0 |
0 |
0 |
| VODI |
0 |
4 |
1 |
22 |
12 |
2 |
0 |
0 |
| ODI |
0 |
1 |
1 |
13 |
33 |
19 |
7 |
0 |
| CDI |
0 |
0 |
0 |
20 |
129 |
145 |
112 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
247 |
2486 |
12176 |
16589 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
24 |
4 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
6 |
0 |
17 |
0 |
0 |
0 |
0 |
| VODI |
0 |
4 |
1 |
16 |
9 |
3 |
0 |
0 |
| ODI |
0 |
1 |
1 |
12 |
30 |
15 |
8 |
0 |
| CDI |
0 |
0 |
0 |
22 |
116 |
111 |
90 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
266 |
2523 |
12197 |
16591 |
|
Date: 2018-05-19:
| 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 |
56 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
11 |
5 |
16 |
0 |
0 |
0 |
0 |
| VODI |
0 |
7 |
1 |
21 |
1 |
1 |
0 |
0 |
| ODI |
0 |
6 |
0 |
18 |
16 |
15 |
16 |
0 |
| CDI |
0 |
3 |
1 |
36 |
104 |
172 |
166 |
4 |
| VCDI |
0 |
0 |
0 |
10 |
318 |
2309 |
15012 |
13757 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
62 |
4 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
7 |
1 |
14 |
0 |
0 |
0 |
0 |
| VODI |
0 |
5 |
1 |
19 |
5 |
0 |
0 |
0 |
| ODI |
0 |
4 |
0 |
17 |
15 |
13 |
20 |
0 |
| CDI |
0 |
5 |
1 |
30 |
72 |
124 |
176 |
2 |
| VCDI |
0 |
0 |
0 |
14 |
347 |
2360 |
14998 |
13759 |
|
Date: 2018-05-21:
| 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 |
75 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
13 |
6 |
19 |
0 |
0 |
0 |
0 |
| VODI |
0 |
6 |
0 |
34 |
7 |
1 |
0 |
0 |
| ODI |
0 |
1 |
1 |
29 |
20 |
22 |
2 |
0 |
| CDI |
0 |
0 |
0 |
17 |
153 |
493 |
70 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
253 |
2498 |
14347 |
13999 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
79 |
4 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
5 |
2 |
21 |
0 |
0 |
0 |
0 |
| VODI |
0 |
5 |
0 |
21 |
6 |
3 |
0 |
0 |
| ODI |
0 |
4 |
0 |
16 |
13 |
19 |
5 |
0 |
| CDI |
0 |
2 |
1 |
29 |
73 |
148 |
117 |
0 |
| VCDI |
0 |
0 |
0 |
24 |
341 |
2844 |
14297 |
13999 |
|
Date: 2018-05-23:
| 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 |
65 |
4 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
3 |
4 |
44 |
11 |
0 |
0 |
0 |
| VODI |
0 |
2 |
2 |
17 |
22 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
25 |
35 |
55 |
7 |
0 |
| CDI |
0 |
0 |
0 |
29 |
262 |
501 |
193 |
0 |
| VCDI |
0 |
0 |
0 |
74 |
581 |
3111 |
11995 |
15023 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
60 |
7 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
4 |
0 |
29 |
2 |
0 |
0 |
0 |
| VODI |
0 |
3 |
1 |
25 |
27 |
5 |
0 |
0 |
| ODI |
0 |
2 |
1 |
16 |
29 |
47 |
6 |
0 |
| CDI |
0 |
1 |
1 |
32 |
184 |
347 |
254 |
0 |
| VCDI |
0 |
0 |
0 |
87 |
669 |
3274 |
11935 |
15023 |
|
Date: 2018-05-25:
| 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 |
0 |
62 |
5 |
32 |
1 |
0 |
0 |
0 |
| OW |
0 |
5 |
0 |
37 |
10 |
0 |
4 |
0 |
| VODI |
0 |
3 |
3 |
23 |
39 |
24 |
12 |
0 |
| ODI |
0 |
3 |
1 |
44 |
90 |
72 |
23 |
15 |
| CDI |
0 |
37 |
5 |
60 |
265 |
331 |
413 |
38 |
| VCDI |
0 |
12 |
2 |
174 |
762 |
4497 |
11347 |
13631 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
53 |
5 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
7 |
0 |
29 |
2 |
1 |
0 |
0 |
| VODI |
0 |
5 |
0 |
21 |
27 |
16 |
0 |
0 |
| ODI |
0 |
3 |
2 |
15 |
23 |
58 |
37 |
0 |
| CDI |
0 |
2 |
1 |
50 |
149 |
289 |
431 |
33 |
| VCDI |
0 |
52 |
8 |
235 |
966 |
4560 |
11331 |
13651 |
|
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