Validation of sea ice concentration - Asian sector
Bulletin date: 2016-04-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2016-04-15:
| 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 |
394 |
17 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
45 |
5 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
58 |
12 |
15 |
1 |
7 |
0 |
0 |
| ODI |
0 |
57 |
16 |
17 |
23 |
34 |
1 |
0 |
| CDI |
0 |
16 |
65 |
47 |
45 |
175 |
43 |
17 |
| VCDI |
0 |
0 |
4 |
108 |
229 |
1538 |
8459 |
20634 |
|
...date precedes bulletin
|
Date: 2016-04-17:
| 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 |
359 |
16 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
47 |
6 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
53 |
7 |
19 |
5 |
3 |
0 |
0 |
| ODI |
0 |
52 |
11 |
27 |
22 |
31 |
4 |
0 |
| CDI |
0 |
13 |
80 |
59 |
80 |
186 |
167 |
6 |
| VCDI |
0 |
0 |
2 |
113 |
212 |
1302 |
10306 |
18893 |
|
...date precedes bulletin
|
Date: 2016-04-19:
| 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 |
614 |
21 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
24 |
51 |
12 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
42 |
46 |
39 |
0 |
0 |
0 |
| ODI |
0 |
0 |
13 |
56 |
108 |
22 |
2 |
0 |
| CDI |
0 |
0 |
2 |
76 |
36 |
149 |
105 |
0 |
| VCDI |
0 |
0 |
0 |
30 |
201 |
945 |
11230 |
18256 |
|
...date precedes bulletin
|
Date: 2016-04-21:
| 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 |
588 |
18 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
84 |
30 |
14 |
14 |
0 |
0 |
0 |
| VODI |
0 |
11 |
51 |
57 |
43 |
10 |
0 |
0 |
| ODI |
0 |
1 |
28 |
57 |
55 |
8 |
0 |
0 |
| CDI |
0 |
0 |
14 |
65 |
82 |
180 |
66 |
1 |
| VCDI |
0 |
0 |
2 |
79 |
174 |
1719 |
11573 |
17057 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
588 |
19 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
85 |
31 |
14 |
8 |
0 |
0 |
0 |
| VODI |
0 |
10 |
51 |
64 |
60 |
10 |
0 |
0 |
| ODI |
0 |
1 |
29 |
51 |
39 |
4 |
0 |
0 |
| CDI |
0 |
0 |
13 |
65 |
78 |
170 |
75 |
0 |
| VCDI |
0 |
0 |
0 |
79 |
183 |
1733 |
11564 |
17058 |
|
Date: 2016-04-23:
| 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 |
534 |
18 |
1 |
9 |
0 |
0 |
0 |
| OW |
0 |
98 |
3 |
21 |
52 |
0 |
0 |
0 |
| VODI |
0 |
38 |
36 |
87 |
29 |
1 |
0 |
0 |
| ODI |
0 |
8 |
41 |
38 |
82 |
14 |
2 |
0 |
| CDI |
0 |
1 |
24 |
69 |
242 |
154 |
42 |
15 |
| VCDI |
0 |
0 |
5 |
76 |
225 |
2343 |
9308 |
18466 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
540 |
18 |
0 |
10 |
0 |
0 |
0 |
| OW |
0 |
100 |
9 |
11 |
41 |
0 |
0 |
0 |
| VODI |
0 |
32 |
41 |
102 |
39 |
0 |
0 |
0 |
| ODI |
0 |
7 |
37 |
35 |
64 |
13 |
2 |
0 |
| CDI |
0 |
0 |
20 |
66 |
246 |
159 |
32 |
9 |
| VCDI |
0 |
0 |
2 |
78 |
239 |
2340 |
9318 |
18472 |
|
Date: 2016-04-25:
| 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 |
739 |
98 |
36 |
17 |
0 |
0 |
0 |
| OW |
0 |
5 |
48 |
68 |
38 |
3 |
0 |
0 |
| VODI |
0 |
2 |
29 |
93 |
66 |
5 |
0 |
0 |
| ODI |
0 |
0 |
14 |
72 |
155 |
122 |
1 |
0 |
| CDI |
0 |
0 |
0 |
61 |
354 |
934 |
99 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
131 |
2530 |
8241 |
18120 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
593 |
26 |
23 |
31 |
3 |
0 |
0 |
| OW |
0 |
89 |
15 |
29 |
31 |
0 |
0 |
0 |
| VODI |
0 |
48 |
51 |
76 |
33 |
2 |
0 |
0 |
| ODI |
0 |
14 |
44 |
37 |
84 |
108 |
7 |
0 |
| CDI |
0 |
2 |
40 |
65 |
253 |
609 |
123 |
0 |
| VCDI |
0 |
0 |
13 |
100 |
329 |
2872 |
8211 |
18121 |
|
Date: 2016-04-27:
| 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 |
687 |
123 |
70 |
47 |
0 |
0 |
0 |
| OW |
0 |
37 |
18 |
67 |
33 |
0 |
0 |
0 |
| VODI |
0 |
11 |
34 |
62 |
57 |
5 |
0 |
0 |
| ODI |
0 |
0 |
18 |
57 |
177 |
145 |
16 |
0 |
| CDI |
0 |
0 |
2 |
81 |
264 |
741 |
489 |
1 |
| VCDI |
0 |
0 |
0 |
1 |
184 |
1878 |
10948 |
15829 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
614 |
48 |
23 |
47 |
0 |
0 |
0 |
| OW |
0 |
44 |
69 |
53 |
29 |
0 |
0 |
0 |
| VODI |
0 |
35 |
14 |
93 |
26 |
3 |
0 |
0 |
| ODI |
0 |
28 |
9 |
31 |
130 |
44 |
4 |
9 |
| CDI |
0 |
14 |
38 |
38 |
276 |
623 |
224 |
27 |
| VCDI |
0 |
0 |
17 |
100 |
254 |
2099 |
11225 |
15794 |
|
Date: 2016-04-29:
| 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 |
655 |
118 |
61 |
42 |
0 |
0 |
0 |
| OW |
0 |
38 |
26 |
57 |
17 |
0 |
0 |
0 |
| VODI |
0 |
20 |
37 |
75 |
75 |
4 |
0 |
0 |
| ODI |
0 |
0 |
18 |
43 |
137 |
104 |
19 |
1 |
| CDI |
0 |
0 |
0 |
77 |
195 |
788 |
156 |
34 |
| VCDI |
0 |
0 |
0 |
5 |
133 |
1574 |
9293 |
18280 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
647 |
78 |
45 |
46 |
0 |
0 |
0 |
| OW |
0 |
35 |
50 |
55 |
7 |
0 |
0 |
0 |
| VODI |
0 |
21 |
27 |
77 |
43 |
2 |
0 |
0 |
| ODI |
0 |
7 |
16 |
35 |
123 |
84 |
2 |
1 |
| CDI |
0 |
3 |
25 |
51 |
205 |
582 |
185 |
26 |
| VCDI |
0 |
0 |
3 |
55 |
175 |
1802 |
9281 |
18288 |
|
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