Validation of sea ice concentration - Asian sector
Bulletin date: 2018-05-31
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-05-25:
| 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 |
62 |
5 |
32 |
1 |
0 |
0 |
0 |
| OW |
0 |
5 |
0 |
37 |
10 |
0 |
4 |
0 |
| VODI |
0 |
3 |
3 |
23 |
39 |
24 |
12 |
0 |
| ODI |
0 |
3 |
1 |
44 |
90 |
72 |
23 |
15 |
| CDI |
0 |
37 |
5 |
60 |
265 |
331 |
413 |
38 |
| VCDI |
0 |
12 |
2 |
174 |
762 |
4497 |
11347 |
13631 |
|
...date precedes bulletin
|
Date: 2018-05-27:
| 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 |
114 |
4 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
22 |
1 |
20 |
2 |
5 |
8 |
0 |
| VODI |
0 |
12 |
6 |
53 |
53 |
40 |
2 |
0 |
| ODI |
0 |
7 |
5 |
88 |
81 |
68 |
32 |
0 |
| CDI |
0 |
71 |
7 |
180 |
291 |
417 |
501 |
2 |
| VCDI |
0 |
36 |
11 |
220 |
616 |
5352 |
11410 |
12338 |
|
...date precedes bulletin
|
Date: 2018-05-29:
| 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 |
115 |
4 |
10 |
1 |
0 |
0 |
0 |
| OW |
0 |
39 |
14 |
39 |
6 |
4 |
5 |
0 |
| VODI |
0 |
37 |
13 |
86 |
87 |
44 |
15 |
0 |
| ODI |
0 |
32 |
13 |
98 |
142 |
78 |
49 |
0 |
| CDI |
0 |
221 |
34 |
250 |
354 |
508 |
387 |
0 |
| VCDI |
0 |
75 |
10 |
120 |
618 |
4396 |
13563 |
10615 |
|
...date precedes bulletin
|
Date: 2018-05-31:
| 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 |
112 |
9 |
21 |
1 |
0 |
0 |
0 |
| OW |
0 |
42 |
8 |
31 |
21 |
9 |
7 |
0 |
| VODI |
0 |
27 |
15 |
84 |
88 |
43 |
10 |
7 |
| ODI |
0 |
41 |
12 |
100 |
112 |
95 |
49 |
21 |
| CDI |
0 |
214 |
29 |
210 |
488 |
533 |
393 |
49 |
| VCDI |
0 |
136 |
13 |
146 |
791 |
5860 |
13439 |
8816 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
122 |
11 |
22 |
1 |
0 |
0 |
0 |
| OW |
0 |
29 |
7 |
28 |
31 |
18 |
7 |
0 |
| VODI |
0 |
30 |
15 |
77 |
78 |
35 |
9 |
4 |
| ODI |
0 |
39 |
9 |
115 |
104 |
96 |
51 |
24 |
| CDI |
0 |
197 |
30 |
202 |
482 |
600 |
405 |
55 |
| VCDI |
0 |
155 |
14 |
148 |
805 |
5791 |
13426 |
8810 |
|
Date: 2018-06-02:
| 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 |
8 |
26 |
2 |
0 |
0 |
0 |
| OW |
0 |
37 |
8 |
35 |
15 |
4 |
2 |
0 |
| VODI |
0 |
18 |
10 |
74 |
85 |
49 |
22 |
8 |
| ODI |
0 |
32 |
8 |
101 |
120 |
95 |
75 |
24 |
| CDI |
0 |
178 |
28 |
207 |
617 |
599 |
425 |
58 |
| VCDI |
0 |
160 |
17 |
154 |
681 |
5173 |
13772 |
9040 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
120 |
9 |
36 |
3 |
0 |
0 |
0 |
| OW |
0 |
32 |
8 |
22 |
16 |
12 |
7 |
0 |
| VODI |
0 |
19 |
9 |
71 |
90 |
45 |
14 |
5 |
| ODI |
0 |
27 |
6 |
99 |
115 |
89 |
75 |
27 |
| CDI |
0 |
180 |
33 |
221 |
610 |
668 |
463 |
62 |
| VCDI |
0 |
162 |
14 |
148 |
686 |
5106 |
13737 |
9036 |
|
Date: 2018-06-04:
| 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 |
125 |
8 |
21 |
5 |
0 |
0 |
0 |
| OW |
0 |
60 |
12 |
33 |
18 |
3 |
3 |
0 |
| VODI |
0 |
69 |
21 |
188 |
147 |
51 |
9 |
0 |
| ODI |
0 |
105 |
14 |
127 |
313 |
86 |
26 |
0 |
| CDI |
0 |
210 |
33 |
276 |
1149 |
1645 |
180 |
10 |
| VCDI |
0 |
118 |
9 |
65 |
387 |
3104 |
11716 |
11736 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
127 |
8 |
29 |
5 |
0 |
0 |
0 |
| OW |
0 |
35 |
3 |
16 |
25 |
24 |
5 |
0 |
| VODI |
0 |
33 |
16 |
81 |
98 |
59 |
14 |
0 |
| ODI |
0 |
38 |
12 |
139 |
166 |
114 |
113 |
8 |
| CDI |
0 |
202 |
29 |
247 |
851 |
885 |
516 |
17 |
| VCDI |
0 |
252 |
29 |
198 |
874 |
3807 |
11286 |
11721 |
|
Date: 2018-06-06:
| 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 |
183 |
9 |
24 |
4 |
2 |
0 |
0 |
| OW |
0 |
67 |
19 |
108 |
82 |
10 |
0 |
0 |
| VODI |
0 |
169 |
12 |
153 |
164 |
47 |
10 |
0 |
| ODI |
0 |
169 |
14 |
147 |
341 |
125 |
35 |
0 |
| CDI |
0 |
269 |
36 |
322 |
1131 |
1422 |
537 |
0 |
| VCDI |
0 |
140 |
14 |
98 |
380 |
5731 |
10425 |
9683 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
126 |
3 |
19 |
9 |
3 |
0 |
0 |
| OW |
0 |
39 |
5 |
25 |
34 |
28 |
5 |
0 |
| VODI |
0 |
46 |
17 |
109 |
130 |
64 |
38 |
0 |
| ODI |
0 |
115 |
11 |
132 |
210 |
133 |
128 |
0 |
| CDI |
0 |
351 |
34 |
354 |
1049 |
1204 |
754 |
0 |
| VCDI |
0 |
320 |
34 |
213 |
670 |
5905 |
10082 |
9683 |
|
Date: 2018-06-08:
| 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 |
319 |
13 |
60 |
13 |
0 |
0 |
0 |
| OW |
0 |
197 |
19 |
117 |
26 |
8 |
4 |
0 |
| VODI |
0 |
315 |
24 |
202 |
143 |
49 |
9 |
0 |
| ODI |
0 |
232 |
24 |
302 |
314 |
198 |
39 |
0 |
| CDI |
0 |
266 |
38 |
392 |
1504 |
1641 |
463 |
2 |
| VCDI |
0 |
44 |
8 |
81 |
537 |
5481 |
14913 |
4085 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
131 |
4 |
20 |
0 |
3 |
0 |
0 |
| OW |
0 |
79 |
13 |
36 |
15 |
46 |
10 |
0 |
| VODI |
0 |
121 |
10 |
114 |
71 |
118 |
36 |
0 |
| ODI |
0 |
229 |
18 |
141 |
175 |
212 |
133 |
34 |
| CDI |
0 |
406 |
51 |
590 |
1138 |
1483 |
673 |
118 |
| VCDI |
0 |
407 |
30 |
253 |
1138 |
5515 |
14576 |
3935 |
|
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