Validation of sea ice concentration - Asian sector
Bulletin date: 2017-04-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-04-14:
| 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 |
79 |
188 |
25 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
19 |
24 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
4 |
60 |
3 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
106 |
26 |
12 |
1 |
0 |
| CDI |
0 |
0 |
0 |
30 |
101 |
38 |
34 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
89 |
1140 |
11123 |
18979 |
|
...date precedes bulletin
|
Date: 2017-04-16:
| 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 |
102 |
184 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
29 |
15 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
70 |
2 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
109 |
25 |
4 |
0 |
0 |
| CDI |
0 |
0 |
0 |
77 |
104 |
41 |
41 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
226 |
1322 |
10960 |
18747 |
|
...date precedes bulletin
|
Date: 2017-04-18:
| 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 |
123 |
213 |
24 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
25 |
45 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
2 |
89 |
13 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
96 |
43 |
15 |
0 |
0 |
| CDI |
0 |
0 |
0 |
20 |
191 |
98 |
64 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
244 |
1638 |
13982 |
15149 |
|
...date precedes bulletin
|
Date: 2017-04-20:
| 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 |
118 |
190 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
17 |
56 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
77 |
5 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
110 |
44 |
7 |
0 |
0 |
| CDI |
0 |
0 |
0 |
24 |
160 |
143 |
149 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
155 |
1804 |
13989 |
15012 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
118 |
193 |
24 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
14 |
67 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
76 |
9 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
99 |
69 |
9 |
1 |
0 |
| CDI |
0 |
0 |
0 |
21 |
147 |
176 |
166 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
139 |
1769 |
13971 |
15012 |
|
Date: 2017-04-22:
| 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 |
159 |
120 |
19 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
12 |
48 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
71 |
8 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
103 |
58 |
9 |
0 |
0 |
| CDI |
0 |
0 |
0 |
47 |
208 |
106 |
110 |
16 |
| VCDI |
0 |
0 |
0 |
0 |
123 |
1398 |
12378 |
17089 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
159 |
129 |
27 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
3 |
61 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
84 |
23 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
93 |
91 |
16 |
4 |
0 |
| CDI |
0 |
0 |
0 |
23 |
181 |
132 |
139 |
24 |
| VCDI |
0 |
0 |
0 |
0 |
102 |
1365 |
12345 |
17081 |
|
Date: 2017-04-24:
| 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 |
134 |
117 |
51 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
17 |
58 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
98 |
21 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
28 |
88 |
42 |
5 |
0 |
| CDI |
0 |
0 |
0 |
5 |
114 |
274 |
116 |
23 |
| VCDI |
0 |
0 |
0 |
0 |
82 |
2172 |
12410 |
16225 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
135 |
120 |
48 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
14 |
35 |
1 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
84 |
15 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
57 |
90 |
50 |
7 |
0 |
| CDI |
0 |
0 |
0 |
16 |
126 |
279 |
144 |
29 |
| VCDI |
0 |
0 |
0 |
0 |
73 |
2159 |
12380 |
16219 |
|
Date: 2017-04-26:
| 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 |
68 |
172 |
75 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
14 |
55 |
3 |
0 |
0 |
0 |
| VODI |
0 |
2 |
2 |
68 |
20 |
0 |
0 |
0 |
| ODI |
0 |
1 |
0 |
18 |
63 |
58 |
5 |
0 |
| CDI |
0 |
0 |
0 |
13 |
131 |
363 |
131 |
7 |
| VCDI |
0 |
0 |
0 |
7 |
211 |
2078 |
14224 |
14292 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
68 |
165 |
39 |
1 |
0 |
0 |
0 |
| OW |
0 |
1 |
16 |
31 |
5 |
0 |
0 |
0 |
| VODI |
0 |
1 |
5 |
89 |
21 |
0 |
0 |
0 |
| ODI |
0 |
2 |
2 |
57 |
57 |
55 |
13 |
0 |
| CDI |
0 |
0 |
0 |
13 |
133 |
373 |
272 |
13 |
| VCDI |
0 |
0 |
0 |
7 |
211 |
2071 |
14075 |
14286 |
|
Date: 2017-04-28:
| 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 |
88 |
153 |
34 |
0 |
0 |
0 |
0 |
| OW |
0 |
5 |
33 |
29 |
2 |
0 |
0 |
0 |
| VODI |
0 |
7 |
22 |
83 |
8 |
0 |
0 |
0 |
| ODI |
0 |
12 |
0 |
50 |
46 |
7 |
7 |
0 |
| CDI |
0 |
1 |
0 |
27 |
151 |
161 |
49 |
12 |
| VCDI |
0 |
0 |
0 |
51 |
293 |
1806 |
14060 |
14885 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
87 |
141 |
33 |
2 |
0 |
0 |
0 |
| OW |
0 |
6 |
19 |
25 |
14 |
0 |
0 |
0 |
| VODI |
0 |
14 |
45 |
94 |
17 |
0 |
0 |
0 |
| ODI |
0 |
6 |
3 |
35 |
19 |
29 |
30 |
1 |
| CDI |
0 |
0 |
0 |
54 |
106 |
216 |
220 |
12 |
| VCDI |
0 |
0 |
0 |
33 |
342 |
1729 |
13866 |
14884 |
|
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