Validation of sea ice concentration - Asian sector
Bulletin date: 2024-02-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: :
| 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 |
281 |
16 |
21 |
0 |
0 |
0 |
0 |
| OW |
0 |
70 |
8 |
12 |
1 |
0 |
0 |
0 |
| VODI |
0 |
98 |
2 |
11 |
0 |
0 |
0 |
0 |
| ODI |
0 |
162 |
2 |
1 |
0 |
0 |
0 |
0 |
| CDI |
0 |
66 |
22 |
56 |
18 |
23 |
8 |
0 |
| VCDI |
0 |
13 |
32 |
144 |
369 |
1336 |
6939 |
22371 |
|
...date precedes bulletin
|
Date: :
| 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 |
275 |
9 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
102 |
10 |
11 |
0 |
0 |
0 |
0 |
| VODI |
0 |
151 |
5 |
6 |
0 |
0 |
0 |
0 |
| ODI |
0 |
160 |
5 |
0 |
0 |
5 |
0 |
0 |
| CDI |
0 |
126 |
34 |
43 |
18 |
67 |
5 |
17 |
| VCDI |
0 |
77 |
50 |
227 |
397 |
1245 |
7730 |
21302 |
|
...date precedes bulletin
|
Date: :
| 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 |
343 |
15 |
14 |
0 |
0 |
0 |
0 |
| OW |
0 |
70 |
8 |
18 |
1 |
0 |
0 |
0 |
| VODI |
0 |
109 |
39 |
84 |
1 |
0 |
0 |
0 |
| ODI |
0 |
28 |
21 |
54 |
31 |
11 |
0 |
0 |
| CDI |
0 |
3 |
11 |
51 |
58 |
48 |
65 |
28 |
| VCDI |
0 |
0 |
6 |
102 |
484 |
1274 |
8545 |
20560 |
|
...date precedes bulletin
|
Date: :
| 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 |
283 |
11 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
46 |
11 |
15 |
2 |
0 |
0 |
0 |
| VODI |
0 |
37 |
4 |
21 |
1 |
0 |
0 |
0 |
| ODI |
0 |
36 |
13 |
13 |
7 |
0 |
0 |
0 |
| CDI |
0 |
17 |
27 |
94 |
73 |
31 |
20 |
55 |
| VCDI |
0 |
0 |
0 |
111 |
296 |
1037 |
8392 |
21422 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
279 |
12 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
40 |
10 |
16 |
3 |
0 |
0 |
0 |
| VODI |
0 |
42 |
4 |
18 |
0 |
0 |
0 |
0 |
| ODI |
0 |
41 |
10 |
13 |
6 |
0 |
0 |
0 |
| CDI |
0 |
17 |
30 |
94 |
70 |
37 |
21 |
63 |
| VCDI |
0 |
0 |
0 |
111 |
300 |
1031 |
8391 |
21414 |
|
Date: :
| 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 |
227 |
37 |
17 |
0 |
0 |
0 |
0 |
| OW |
0 |
48 |
8 |
21 |
3 |
0 |
0 |
0 |
| VODI |
0 |
40 |
8 |
16 |
19 |
0 |
0 |
0 |
| ODI |
0 |
30 |
7 |
6 |
2 |
1 |
0 |
0 |
| CDI |
0 |
35 |
27 |
41 |
16 |
41 |
36 |
2 |
| VCDI |
0 |
2 |
18 |
162 |
320 |
1022 |
8202 |
21668 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
232 |
39 |
19 |
0 |
0 |
0 |
0 |
| OW |
0 |
41 |
9 |
23 |
4 |
0 |
0 |
0 |
| VODI |
0 |
42 |
5 |
12 |
19 |
0 |
0 |
0 |
| ODI |
0 |
32 |
8 |
7 |
1 |
1 |
0 |
0 |
| CDI |
0 |
33 |
26 |
40 |
10 |
35 |
33 |
2 |
| VCDI |
0 |
2 |
18 |
162 |
326 |
1028 |
8205 |
21668 |
|
Date: :
| 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 |
391 |
18 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
107 |
4 |
15 |
0 |
0 |
0 |
0 |
| VODI |
0 |
97 |
17 |
10 |
12 |
0 |
0 |
0 |
| ODI |
0 |
22 |
12 |
57 |
26 |
17 |
0 |
0 |
| CDI |
0 |
23 |
7 |
64 |
95 |
132 |
21 |
0 |
| VCDI |
0 |
64 |
26 |
94 |
314 |
1837 |
8935 |
19660 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
332 |
8 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
61 |
10 |
9 |
0 |
0 |
0 |
0 |
| VODI |
0 |
58 |
7 |
15 |
10 |
3 |
0 |
0 |
| ODI |
0 |
51 |
4 |
22 |
26 |
23 |
0 |
0 |
| CDI |
0 |
65 |
10 |
32 |
54 |
156 |
23 |
0 |
| VCDI |
0 |
137 |
45 |
164 |
357 |
1804 |
8933 |
19660 |
|
Date: :
| 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 |
347 |
9 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
53 |
4 |
12 |
0 |
0 |
0 |
0 |
| VODI |
0 |
88 |
6 |
12 |
13 |
0 |
0 |
0 |
| ODI |
0 |
65 |
27 |
57 |
32 |
18 |
12 |
0 |
| CDI |
0 |
20 |
14 |
75 |
107 |
163 |
173 |
43 |
| VCDI |
0 |
52 |
25 |
117 |
325 |
1572 |
11283 |
17357 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
289 |
4 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
57 |
9 |
3 |
0 |
0 |
0 |
0 |
| VODI |
0 |
59 |
6 |
21 |
21 |
5 |
0 |
0 |
| ODI |
0 |
46 |
7 |
25 |
26 |
33 |
9 |
1 |
| CDI |
0 |
52 |
15 |
38 |
54 |
168 |
188 |
35 |
| VCDI |
0 |
122 |
44 |
186 |
376 |
1547 |
11271 |
17364 |
|
Date: :
| 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 |
359 |
4 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
83 |
2 |
3 |
0 |
0 |
0 |
0 |
| VODI |
0 |
129 |
10 |
7 |
14 |
1 |
0 |
0 |
| ODI |
0 |
88 |
19 |
29 |
23 |
15 |
1 |
0 |
| CDI |
0 |
42 |
31 |
54 |
66 |
121 |
91 |
26 |
| VCDI |
0 |
86 |
44 |
181 |
384 |
1910 |
8379 |
19878 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
316 |
3 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
72 |
0 |
3 |
0 |
0 |
0 |
0 |
| VODI |
0 |
85 |
13 |
8 |
5 |
0 |
0 |
0 |
| ODI |
0 |
69 |
4 |
12 |
19 |
9 |
4 |
1 |
| CDI |
0 |
94 |
10 |
23 |
52 |
48 |
108 |
42 |
| VCDI |
0 |
151 |
80 |
230 |
411 |
1990 |
8359 |
19861 |
|
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