Validation of sea ice concentration - Asian sector
Bulletin date: 2020-02-13
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-02-07:
| 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 |
0 |
0 |
2 |
7 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
5 |
8 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
4 |
13 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
10 |
8 |
2 |
0 |
| CDI |
0 |
0 |
0 |
5 |
39 |
65 |
65 |
9 |
| VCDI |
0 |
0 |
0 |
2 |
322 |
799 |
8828 |
21883 |
|
...date precedes bulletin
|
Date: 2020-02-09:
| 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 |
0 |
0 |
3 |
2 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
7 |
7 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
1 |
17 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
14 |
4 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
30 |
60 |
65 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
54 |
582 |
7932 |
23292 |
|
...date precedes bulletin
|
Date: 2020-02-11:
| 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 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
3 |
2 |
0 |
0 |
0 |
| VODI |
0 |
9 |
4 |
5 |
4 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
14 |
7 |
14 |
0 |
0 |
| CDI |
0 |
0 |
0 |
65 |
28 |
34 |
51 |
58 |
| VCDI |
0 |
0 |
0 |
159 |
249 |
487 |
9263 |
21623 |
|
...date precedes bulletin
|
Date: 2020-02-13:
| 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 |
2 |
1 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
6 |
1 |
8 |
0 |
0 |
0 |
0 |
| VODI |
0 |
14 |
1 |
13 |
43 |
2 |
0 |
0 |
| ODI |
0 |
25 |
0 |
12 |
53 |
42 |
0 |
0 |
| CDI |
0 |
48 |
5 |
46 |
54 |
162 |
44 |
3 |
| VCDI |
0 |
77 |
8 |
183 |
193 |
998 |
9340 |
20691 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
3 |
1 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
8 |
1 |
8 |
0 |
0 |
0 |
0 |
| VODI |
0 |
11 |
1 |
12 |
54 |
6 |
0 |
0 |
| ODI |
0 |
24 |
1 |
9 |
51 |
53 |
1 |
0 |
| CDI |
0 |
57 |
4 |
44 |
44 |
162 |
47 |
4 |
| VCDI |
0 |
69 |
8 |
188 |
194 |
983 |
9336 |
20690 |
|
Date: 2020-02-15:
| 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 |
6 |
0 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
8 |
1 |
9 |
1 |
0 |
0 |
0 |
| VODI |
0 |
26 |
3 |
12 |
81 |
10 |
0 |
0 |
| ODI |
0 |
19 |
0 |
12 |
83 |
54 |
7 |
0 |
| CDI |
0 |
16 |
3 |
63 |
87 |
228 |
92 |
12 |
| VCDI |
0 |
57 |
12 |
130 |
191 |
833 |
9199 |
20824 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
5 |
0 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
10 |
1 |
7 |
5 |
1 |
0 |
0 |
| VODI |
0 |
19 |
2 |
11 |
97 |
10 |
2 |
0 |
| ODI |
0 |
22 |
1 |
13 |
69 |
67 |
9 |
0 |
| CDI |
0 |
20 |
3 |
35 |
61 |
233 |
98 |
9 |
| VCDI |
0 |
56 |
12 |
161 |
211 |
814 |
9189 |
20827 |
|
Date: 2020-02-17:
| 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 |
22 |
1 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
57 |
3 |
5 |
0 |
0 |
0 |
0 |
| VODI |
0 |
55 |
4 |
77 |
66 |
4 |
0 |
0 |
| ODI |
0 |
43 |
13 |
86 |
150 |
64 |
1 |
1 |
| CDI |
0 |
58 |
4 |
82 |
110 |
195 |
50 |
73 |
| VCDI |
0 |
8 |
1 |
15 |
81 |
607 |
7807 |
22339 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
6 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
19 |
2 |
0 |
3 |
0 |
0 |
0 |
| VODI |
0 |
31 |
0 |
9 |
63 |
8 |
0 |
0 |
| ODI |
0 |
31 |
2 |
7 |
86 |
48 |
0 |
3 |
| CDI |
0 |
37 |
4 |
59 |
70 |
138 |
50 |
93 |
| VCDI |
0 |
119 |
18 |
190 |
185 |
676 |
7808 |
22317 |
|
Date: 2020-02-19:
| 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 |
34 |
0 |
6 |
0 |
0 |
0 |
0 |
| OW |
0 |
52 |
3 |
34 |
3 |
0 |
0 |
0 |
| VODI |
0 |
79 |
6 |
104 |
58 |
9 |
0 |
0 |
| ODI |
0 |
122 |
14 |
86 |
116 |
73 |
4 |
0 |
| CDI |
0 |
175 |
3 |
12 |
128 |
214 |
72 |
58 |
| VCDI |
0 |
97 |
11 |
100 |
230 |
1311 |
8202 |
20666 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
9 |
0 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
17 |
2 |
9 |
8 |
0 |
0 |
0 |
| VODI |
0 |
48 |
1 |
99 |
30 |
15 |
0 |
0 |
| ODI |
0 |
46 |
5 |
36 |
81 |
61 |
6 |
0 |
| CDI |
0 |
104 |
3 |
28 |
132 |
140 |
71 |
51 |
| VCDI |
0 |
335 |
26 |
169 |
284 |
1391 |
8201 |
20673 |
|
Date: 2020-02-21:
| 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 |
40 |
0 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
28 |
0 |
19 |
7 |
0 |
0 |
0 |
| VODI |
0 |
73 |
0 |
12 |
112 |
5 |
0 |
0 |
| ODI |
0 |
53 |
4 |
4 |
149 |
73 |
1 |
0 |
| CDI |
0 |
70 |
12 |
78 |
50 |
239 |
53 |
72 |
| VCDI |
0 |
163 |
24 |
131 |
236 |
1179 |
8170 |
21024 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
9 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
19 |
0 |
11 |
1 |
0 |
0 |
0 |
| VODI |
0 |
27 |
0 |
13 |
91 |
0 |
0 |
0 |
| ODI |
0 |
28 |
1 |
8 |
110 |
53 |
7 |
16 |
| CDI |
0 |
61 |
3 |
3 |
128 |
218 |
116 |
155 |
| VCDI |
0 |
283 |
36 |
210 |
224 |
1225 |
8101 |
20925 |
|
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