Validation of sea ice concentration - Asian sector
Bulletin date: 2017-04-27
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-04-21:
| 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 |
138 |
156 |
18 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
11 |
56 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
67 |
9 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
99 |
66 |
26 |
10 |
0 |
| CDI |
0 |
0 |
0 |
25 |
173 |
147 |
116 |
14 |
| VCDI |
0 |
0 |
0 |
1 |
81 |
1657 |
12712 |
16500 |
|
...date precedes bulletin
|
Date: 2017-04-23:
| 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 |
130 |
134 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
18 |
36 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
2 |
66 |
5 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
96 |
38 |
4 |
0 |
0 |
| CDI |
0 |
0 |
0 |
67 |
162 |
83 |
94 |
26 |
| VCDI |
0 |
0 |
0 |
0 |
217 |
1587 |
12603 |
16693 |
|
...date precedes bulletin
|
Date: 2017-04-25:
| 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 |
72 |
161 |
85 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
7 |
69 |
1 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
70 |
39 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
18 |
66 |
54 |
1 |
0 |
| CDI |
0 |
0 |
0 |
9 |
110 |
361 |
103 |
30 |
| VCDI |
0 |
0 |
0 |
0 |
153 |
1878 |
13230 |
15565 |
|
...date precedes bulletin
|
Date: 2017-04-27:
| 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 |
66 |
151 |
76 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
12 |
60 |
2 |
0 |
0 |
0 |
| VODI |
0 |
1 |
3 |
76 |
18 |
0 |
0 |
0 |
| ODI |
0 |
2 |
1 |
19 |
89 |
25 |
4 |
3 |
| CDI |
0 |
0 |
0 |
12 |
152 |
285 |
126 |
16 |
| VCDI |
0 |
0 |
0 |
27 |
253 |
2253 |
14259 |
14090 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
65 |
151 |
68 |
0 |
0 |
0 |
0 |
| OW |
0 |
2 |
9 |
59 |
2 |
0 |
0 |
0 |
| VODI |
0 |
1 |
6 |
79 |
14 |
1 |
0 |
0 |
| ODI |
0 |
2 |
1 |
23 |
89 |
20 |
6 |
4 |
| CDI |
0 |
0 |
0 |
13 |
160 |
290 |
106 |
15 |
| VCDI |
0 |
0 |
0 |
28 |
249 |
2252 |
14277 |
14090 |
|
Date: 2017-04-29:
| 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 |
73 |
151 |
40 |
2 |
0 |
0 |
0 |
| OW |
0 |
4 |
34 |
30 |
3 |
0 |
0 |
0 |
| VODI |
0 |
6 |
20 |
84 |
10 |
0 |
0 |
0 |
| ODI |
0 |
13 |
0 |
40 |
37 |
10 |
1 |
0 |
| CDI |
0 |
0 |
0 |
39 |
137 |
124 |
60 |
7 |
| VCDI |
0 |
0 |
0 |
49 |
320 |
1800 |
13870 |
15118 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
69 |
151 |
42 |
2 |
0 |
0 |
0 |
| OW |
0 |
8 |
32 |
28 |
4 |
0 |
0 |
0 |
| VODI |
0 |
6 |
19 |
82 |
14 |
0 |
0 |
0 |
| ODI |
0 |
13 |
3 |
45 |
45 |
5 |
0 |
0 |
| CDI |
0 |
0 |
0 |
33 |
139 |
125 |
58 |
11 |
| VCDI |
0 |
0 |
0 |
52 |
305 |
1804 |
13873 |
15114 |
|
Date: 2017-05-01:
| 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 |
69 |
153 |
81 |
3 |
0 |
0 |
0 |
| OW |
0 |
7 |
18 |
55 |
11 |
0 |
0 |
0 |
| VODI |
0 |
11 |
0 |
51 |
29 |
0 |
0 |
0 |
| ODI |
0 |
3 |
0 |
30 |
45 |
34 |
0 |
0 |
| CDI |
0 |
0 |
0 |
53 |
145 |
193 |
42 |
5 |
| VCDI |
0 |
0 |
0 |
10 |
190 |
2094 |
12911 |
15839 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
62 |
132 |
57 |
2 |
0 |
0 |
0 |
| OW |
0 |
11 |
23 |
33 |
5 |
0 |
0 |
0 |
| VODI |
0 |
9 |
16 |
78 |
18 |
0 |
0 |
0 |
| ODI |
0 |
8 |
0 |
29 |
37 |
20 |
1 |
0 |
| CDI |
0 |
0 |
0 |
51 |
102 |
147 |
79 |
28 |
| VCDI |
0 |
0 |
0 |
32 |
259 |
2154 |
12873 |
15816 |
|
Date: 2017-05-03:
| 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 |
81 |
194 |
55 |
12 |
0 |
0 |
0 |
| OW |
0 |
17 |
14 |
69 |
12 |
0 |
0 |
0 |
| VODI |
0 |
5 |
0 |
46 |
10 |
0 |
0 |
0 |
| ODI |
0 |
3 |
0 |
43 |
25 |
7 |
2 |
0 |
| CDI |
0 |
0 |
0 |
76 |
142 |
62 |
37 |
5 |
| VCDI |
0 |
0 |
0 |
78 |
431 |
1628 |
12329 |
16699 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
77 |
149 |
16 |
0 |
0 |
0 |
0 |
| OW |
0 |
5 |
29 |
24 |
0 |
0 |
0 |
0 |
| VODI |
0 |
10 |
29 |
100 |
15 |
0 |
0 |
0 |
| ODI |
0 |
8 |
1 |
44 |
44 |
3 |
5 |
0 |
| CDI |
0 |
6 |
0 |
93 |
122 |
23 |
78 |
49 |
| VCDI |
0 |
0 |
0 |
90 |
451 |
1671 |
12285 |
16655 |
|
Date: 2017-05-05:
| 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 |
100 |
158 |
31 |
0 |
0 |
0 |
0 |
| OW |
0 |
9 |
34 |
64 |
10 |
0 |
0 |
0 |
| VODI |
0 |
19 |
5 |
50 |
9 |
0 |
0 |
0 |
| ODI |
0 |
8 |
1 |
41 |
43 |
14 |
0 |
0 |
| CDI |
0 |
0 |
1 |
47 |
141 |
112 |
33 |
7 |
| VCDI |
0 |
0 |
0 |
126 |
396 |
1541 |
9899 |
19183 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
97 |
129 |
17 |
0 |
0 |
0 |
0 |
| OW |
0 |
7 |
27 |
30 |
0 |
0 |
0 |
0 |
| VODI |
0 |
19 |
39 |
93 |
10 |
0 |
0 |
0 |
| ODI |
0 |
11 |
2 |
37 |
30 |
10 |
1 |
0 |
| CDI |
0 |
2 |
2 |
65 |
107 |
121 |
53 |
72 |
| VCDI |
0 |
0 |
0 |
117 |
452 |
1536 |
9878 |
19118 |
|
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