Validation of sea ice concentration - Asian sector
Bulletin date: 2022-03-10
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-03-04:
| 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 |
115 |
13 |
51 |
2 |
0 |
0 |
0 |
| OW |
0 |
22 |
1 |
19 |
8 |
0 |
0 |
0 |
| VODI |
0 |
23 |
1 |
15 |
20 |
0 |
0 |
0 |
| ODI |
0 |
20 |
1 |
6 |
15 |
2 |
0 |
0 |
| CDI |
0 |
24 |
1 |
8 |
7 |
37 |
11 |
14 |
| VCDI |
0 |
132 |
15 |
94 |
153 |
270 |
2853 |
28129 |
|
...date precedes bulletin
|
Date: 2022-03-06:
| 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 |
60 |
8 |
83 |
12 |
0 |
0 |
0 |
| OW |
0 |
15 |
5 |
16 |
20 |
0 |
0 |
0 |
| VODI |
0 |
23 |
1 |
12 |
26 |
0 |
0 |
0 |
| ODI |
0 |
16 |
0 |
8 |
18 |
1 |
0 |
0 |
| CDI |
0 |
20 |
1 |
12 |
11 |
35 |
0 |
0 |
| VCDI |
0 |
93 |
10 |
75 |
124 |
258 |
2951 |
28168 |
|
...date precedes bulletin
|
Date: 2022-03-08:
| 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 |
60 |
3 |
81 |
9 |
0 |
0 |
0 |
| OW |
0 |
17 |
2 |
27 |
15 |
0 |
0 |
0 |
| VODI |
0 |
13 |
1 |
20 |
29 |
0 |
0 |
0 |
| ODI |
0 |
10 |
2 |
17 |
22 |
2 |
0 |
0 |
| CDI |
0 |
7 |
1 |
25 |
22 |
4 |
1 |
6 |
| VCDI |
0 |
60 |
11 |
68 |
111 |
245 |
3213 |
27978 |
|
...date precedes bulletin
|
Date: 2022-03-10:
| 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 |
130 |
5 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
41 |
4 |
14 |
7 |
0 |
0 |
0 |
| VODI |
0 |
35 |
4 |
24 |
5 |
2 |
0 |
0 |
| ODI |
0 |
25 |
1 |
14 |
10 |
2 |
0 |
0 |
| CDI |
0 |
24 |
2 |
11 |
14 |
4 |
11 |
4 |
| VCDI |
0 |
95 |
14 |
87 |
195 |
286 |
3556 |
27441 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
133 |
5 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
40 |
4 |
15 |
7 |
0 |
0 |
0 |
| VODI |
0 |
34 |
4 |
23 |
6 |
2 |
0 |
0 |
| ODI |
0 |
25 |
1 |
15 |
9 |
2 |
0 |
0 |
| CDI |
0 |
22 |
2 |
11 |
15 |
3 |
11 |
1 |
| VCDI |
0 |
96 |
14 |
86 |
194 |
287 |
3556 |
27444 |
|
Date: 2022-03-12:
| 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 |
145 |
8 |
29 |
10 |
0 |
0 |
0 |
| OW |
0 |
55 |
2 |
7 |
10 |
0 |
0 |
0 |
| VODI |
0 |
54 |
2 |
11 |
8 |
2 |
0 |
0 |
| ODI |
0 |
35 |
3 |
7 |
9 |
3 |
0 |
0 |
| CDI |
0 |
40 |
2 |
15 |
25 |
62 |
12 |
0 |
| VCDI |
0 |
231 |
22 |
147 |
284 |
901 |
6346 |
23595 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
152 |
8 |
27 |
8 |
0 |
0 |
0 |
| OW |
0 |
53 |
1 |
6 |
12 |
0 |
0 |
0 |
| VODI |
0 |
48 |
3 |
13 |
7 |
2 |
0 |
0 |
| ODI |
0 |
33 |
3 |
6 |
8 |
2 |
0 |
0 |
| CDI |
0 |
34 |
2 |
14 |
31 |
70 |
13 |
0 |
| VCDI |
0 |
240 |
22 |
150 |
280 |
894 |
6345 |
23595 |
|
Date: 2022-03-14:
| 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 |
233 |
11 |
22 |
2 |
0 |
0 |
0 |
| OW |
0 |
38 |
4 |
22 |
4 |
0 |
0 |
0 |
| VODI |
0 |
34 |
1 |
16 |
8 |
0 |
0 |
0 |
| ODI |
0 |
22 |
1 |
4 |
15 |
0 |
0 |
0 |
| CDI |
0 |
39 |
2 |
12 |
23 |
41 |
0 |
6 |
| VCDI |
0 |
178 |
20 |
167 |
266 |
617 |
5103 |
25171 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
137 |
7 |
19 |
2 |
0 |
0 |
0 |
| OW |
0 |
59 |
6 |
11 |
4 |
0 |
0 |
0 |
| VODI |
0 |
37 |
2 |
19 |
6 |
0 |
0 |
0 |
| ODI |
0 |
31 |
1 |
10 |
8 |
0 |
0 |
0 |
| CDI |
0 |
35 |
1 |
4 |
23 |
50 |
19 |
15 |
| VCDI |
0 |
245 |
22 |
180 |
275 |
608 |
5084 |
25162 |
|
Date: 2022-03-16:
| 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 |
231 |
9 |
18 |
0 |
0 |
0 |
0 |
| OW |
0 |
57 |
3 |
10 |
3 |
0 |
0 |
0 |
| VODI |
0 |
42 |
3 |
12 |
5 |
0 |
0 |
0 |
| ODI |
0 |
31 |
1 |
16 |
7 |
0 |
0 |
0 |
| CDI |
0 |
46 |
1 |
12 |
50 |
61 |
1 |
9 |
| VCDI |
0 |
260 |
24 |
188 |
376 |
1147 |
6897 |
22562 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
179 |
6 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
60 |
3 |
12 |
1 |
0 |
0 |
0 |
| VODI |
0 |
40 |
5 |
13 |
6 |
0 |
0 |
0 |
| ODI |
0 |
31 |
2 |
13 |
20 |
0 |
0 |
0 |
| CDI |
0 |
46 |
1 |
19 |
75 |
127 |
15 |
23 |
| VCDI |
0 |
311 |
24 |
188 |
339 |
1081 |
6883 |
22548 |
|
Date: 2022-03-18:
| 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 |
241 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
72 |
3 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
77 |
1 |
13 |
0 |
0 |
0 |
0 |
| ODI |
0 |
53 |
2 |
40 |
53 |
20 |
3 |
0 |
| CDI |
0 |
60 |
7 |
54 |
115 |
150 |
72 |
20 |
| VCDI |
0 |
330 |
28 |
182 |
460 |
1843 |
10977 |
17206 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
209 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
74 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
72 |
4 |
40 |
6 |
0 |
0 |
0 |
| ODI |
0 |
74 |
2 |
41 |
112 |
38 |
3 |
0 |
| CDI |
0 |
64 |
9 |
36 |
131 |
243 |
95 |
38 |
| VCDI |
0 |
340 |
26 |
172 |
379 |
1732 |
10954 |
17188 |
|
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