Validation of sea ice concentration - Asian sector
Bulletin date: 2023-11-23
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: dates bull:
| 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 |
28 |
1838 |
53 |
80 |
39 |
0 |
0 |
0 |
| OW |
0 |
89 |
36 |
40 |
30 |
0 |
0 |
0 |
| VODI |
0 |
30 |
21 |
105 |
63 |
2 |
0 |
0 |
| ODI |
0 |
0 |
3 |
50 |
76 |
41 |
21 |
0 |
| CDI |
0 |
0 |
0 |
21 |
166 |
230 |
92 |
37 |
| VCDI |
0 |
0 |
0 |
0 |
43 |
1097 |
9402 |
18349 |
|
...date precedes bulletin
|
Date: dates bull:
| 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 |
1331 |
167 |
200 |
62 |
1 |
0 |
0 |
| OW |
0 |
9 |
45 |
215 |
29 |
1 |
0 |
0 |
| VODI |
0 |
1 |
5 |
139 |
43 |
18 |
0 |
0 |
| ODI |
0 |
0 |
0 |
53 |
92 |
42 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
103 |
90 |
38 |
70 |
| VCDI |
0 |
0 |
0 |
2 |
89 |
603 |
6672 |
21950 |
|
...date precedes bulletin
|
Date: dates bull:
| 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 |
1219 |
211 |
307 |
112 |
0 |
0 |
0 |
| OW |
0 |
4 |
8 |
199 |
39 |
0 |
0 |
0 |
| VODI |
0 |
2 |
0 |
136 |
50 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
42 |
136 |
21 |
0 |
0 |
| CDI |
0 |
0 |
0 |
13 |
102 |
121 |
3 |
18 |
| VCDI |
0 |
0 |
0 |
1 |
68 |
520 |
4912 |
23838 |
|
...date precedes bulletin
|
Date: dates bull:
| 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 |
1187 |
273 |
270 |
56 |
1 |
0 |
0 |
| OW |
0 |
26 |
64 |
223 |
52 |
0 |
0 |
0 |
| VODI |
0 |
4 |
13 |
147 |
51 |
7 |
0 |
0 |
| ODI |
0 |
0 |
2 |
72 |
81 |
35 |
0 |
0 |
| CDI |
0 |
0 |
0 |
49 |
93 |
139 |
34 |
24 |
| VCDI |
0 |
0 |
0 |
23 |
134 |
528 |
6078 |
22416 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1197 |
293 |
302 |
60 |
1 |
0 |
0 |
| OW |
0 |
18 |
45 |
213 |
50 |
0 |
0 |
0 |
| VODI |
0 |
2 |
14 |
147 |
60 |
9 |
0 |
0 |
| ODI |
0 |
0 |
0 |
62 |
92 |
60 |
0 |
0 |
| CDI |
0 |
0 |
0 |
35 |
81 |
130 |
42 |
27 |
| VCDI |
0 |
0 |
0 |
25 |
124 |
510 |
6070 |
22413 |
|
Date: dates bull:
| 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 |
1 |
1425 |
140 |
91 |
11 |
0 |
0 |
0 |
| OW |
0 |
114 |
67 |
178 |
9 |
0 |
0 |
0 |
| VODI |
0 |
53 |
46 |
203 |
65 |
6 |
0 |
0 |
| ODI |
0 |
22 |
23 |
84 |
63 |
9 |
6 |
0 |
| CDI |
0 |
18 |
5 |
76 |
87 |
62 |
41 |
12 |
| VCDI |
0 |
14 |
17 |
136 |
288 |
651 |
6094 |
21965 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1 |
1463 |
165 |
138 |
14 |
0 |
0 |
0 |
| OW |
0 |
88 |
59 |
161 |
15 |
1 |
0 |
0 |
| VODI |
0 |
45 |
41 |
202 |
66 |
8 |
0 |
0 |
| ODI |
0 |
16 |
11 |
86 |
73 |
11 |
5 |
0 |
| CDI |
0 |
22 |
5 |
51 |
94 |
87 |
41 |
13 |
| VCDI |
0 |
12 |
17 |
130 |
261 |
621 |
6095 |
21964 |
|
Date: dates bull:
| 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 |
1275 |
141 |
104 |
6 |
0 |
0 |
0 |
| OW |
0 |
91 |
70 |
157 |
34 |
0 |
0 |
0 |
| VODI |
0 |
73 |
19 |
249 |
85 |
7 |
0 |
0 |
| ODI |
0 |
26 |
14 |
76 |
153 |
11 |
4 |
0 |
| CDI |
0 |
24 |
9 |
59 |
146 |
70 |
31 |
10 |
| VCDI |
0 |
8 |
16 |
120 |
250 |
734 |
6342 |
21668 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1284 |
162 |
145 |
31 |
0 |
0 |
0 |
| OW |
0 |
108 |
53 |
166 |
16 |
1 |
0 |
0 |
| VODI |
0 |
63 |
23 |
234 |
126 |
6 |
0 |
0 |
| ODI |
0 |
16 |
13 |
70 |
161 |
13 |
1 |
0 |
| CDI |
0 |
24 |
5 |
48 |
110 |
80 |
39 |
10 |
| VCDI |
0 |
2 |
13 |
102 |
230 |
722 |
6337 |
21668 |
|
Date: dates bull:
| 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 |
1000 |
139 |
210 |
67 |
0 |
0 |
0 |
| OW |
0 |
143 |
66 |
121 |
44 |
15 |
0 |
0 |
| VODI |
0 |
62 |
28 |
197 |
146 |
26 |
0 |
0 |
| ODI |
0 |
24 |
23 |
98 |
191 |
52 |
5 |
0 |
| CDI |
0 |
24 |
12 |
78 |
168 |
191 |
43 |
48 |
| VCDI |
0 |
3 |
9 |
116 |
378 |
1653 |
7034 |
19668 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1026 |
168 |
251 |
83 |
12 |
0 |
0 |
| OW |
0 |
168 |
54 |
146 |
50 |
12 |
0 |
0 |
| VODI |
0 |
43 |
34 |
193 |
174 |
21 |
0 |
0 |
| ODI |
0 |
13 |
7 |
98 |
216 |
66 |
1 |
0 |
| CDI |
0 |
6 |
14 |
56 |
163 |
238 |
42 |
44 |
| VCDI |
0 |
0 |
0 |
76 |
308 |
1588 |
7039 |
19672 |
|
Date: dates bull:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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