Validation of sea ice concentration - Asian sector
Bulletin date: 2020-05-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-05-08:
| 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 |
258 |
7 |
51 |
3 |
0 |
0 |
0 |
| OW |
0 |
151 |
24 |
82 |
9 |
0 |
0 |
0 |
| VODI |
0 |
52 |
8 |
198 |
113 |
7 |
0 |
0 |
| ODI |
0 |
26 |
7 |
80 |
296 |
33 |
15 |
0 |
| CDI |
0 |
6 |
3 |
57 |
244 |
380 |
115 |
0 |
| VCDI |
0 |
2 |
1 |
48 |
262 |
2162 |
12576 |
14806 |
|
...date precedes bulletin
|
Date: 2020-05-10:
| 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 |
344 |
5 |
28 |
10 |
0 |
0 |
0 |
| OW |
0 |
137 |
17 |
58 |
18 |
0 |
0 |
0 |
| VODI |
0 |
17 |
3 |
174 |
117 |
17 |
0 |
0 |
| ODI |
0 |
5 |
6 |
90 |
282 |
142 |
26 |
0 |
| CDI |
0 |
8 |
5 |
72 |
385 |
541 |
133 |
8 |
| VCDI |
0 |
3 |
3 |
53 |
577 |
4765 |
11348 |
12685 |
|
...date precedes bulletin
|
Date: 2020-05-12:
| 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 |
546 |
21 |
58 |
6 |
0 |
0 |
0 |
| OW |
0 |
46 |
13 |
197 |
33 |
1 |
0 |
0 |
| VODI |
0 |
9 |
8 |
153 |
327 |
33 |
0 |
0 |
| ODI |
0 |
0 |
0 |
65 |
456 |
135 |
6 |
0 |
| CDI |
0 |
0 |
0 |
43 |
550 |
1203 |
93 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
664 |
4133 |
11160 |
12108 |
|
...date precedes bulletin
|
Date: 2020-05-14:
| 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 |
735 |
19 |
71 |
12 |
0 |
0 |
0 |
| OW |
0 |
184 |
7 |
264 |
108 |
4 |
0 |
0 |
| VODI |
0 |
70 |
13 |
156 |
398 |
42 |
0 |
0 |
| ODI |
0 |
27 |
4 |
106 |
276 |
131 |
24 |
0 |
| CDI |
0 |
21 |
3 |
114 |
504 |
751 |
293 |
9 |
| VCDI |
0 |
13 |
3 |
103 |
859 |
3722 |
11047 |
11989 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
791 |
22 |
137 |
24 |
1 |
0 |
0 |
| OW |
0 |
122 |
5 |
219 |
132 |
6 |
0 |
0 |
| VODI |
0 |
74 |
10 |
137 |
327 |
38 |
0 |
0 |
| ODI |
0 |
32 |
6 |
97 |
298 |
119 |
31 |
0 |
| CDI |
0 |
21 |
4 |
125 |
511 |
810 |
344 |
12 |
| VCDI |
0 |
10 |
2 |
99 |
865 |
3676 |
10989 |
11986 |
|
Date: 2020-05-16:
| 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 |
6 |
998 |
26 |
127 |
8 |
0 |
0 |
0 |
| OW |
0 |
205 |
18 |
368 |
78 |
0 |
0 |
0 |
| VODI |
0 |
94 |
12 |
152 |
272 |
35 |
8 |
0 |
| ODI |
0 |
37 |
10 |
136 |
246 |
130 |
24 |
0 |
| CDI |
0 |
28 |
2 |
153 |
493 |
877 |
380 |
20 |
| VCDI |
0 |
13 |
4 |
130 |
824 |
3425 |
10631 |
12112 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6 |
1015 |
27 |
223 |
12 |
0 |
0 |
0 |
| OW |
0 |
177 |
14 |
265 |
101 |
0 |
0 |
0 |
| VODI |
0 |
96 |
13 |
161 |
220 |
38 |
8 |
0 |
| ODI |
0 |
42 |
11 |
123 |
273 |
120 |
37 |
0 |
| CDI |
0 |
35 |
3 |
162 |
461 |
897 |
389 |
21 |
| VCDI |
0 |
10 |
4 |
132 |
854 |
3412 |
10609 |
12111 |
|
Date: 2020-05-18:
| 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 |
9 |
1300 |
35 |
185 |
9 |
0 |
0 |
0 |
| OW |
0 |
203 |
30 |
247 |
42 |
0 |
0 |
0 |
| VODI |
0 |
28 |
14 |
326 |
256 |
38 |
7 |
0 |
| ODI |
0 |
19 |
3 |
118 |
551 |
134 |
10 |
0 |
| CDI |
0 |
13 |
5 |
181 |
699 |
1610 |
190 |
8 |
| VCDI |
0 |
0 |
0 |
65 |
613 |
2848 |
10150 |
12136 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9 |
1178 |
39 |
301 |
16 |
0 |
0 |
0 |
| OW |
0 |
151 |
12 |
152 |
82 |
2 |
2 |
0 |
| VODI |
0 |
113 |
17 |
132 |
218 |
33 |
10 |
0 |
| ODI |
0 |
60 |
10 |
138 |
330 |
161 |
44 |
4 |
| CDI |
0 |
49 |
6 |
193 |
648 |
1274 |
530 |
6 |
| VCDI |
0 |
12 |
3 |
206 |
876 |
3160 |
9771 |
12134 |
|
Date: 2020-05-20:
| 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 |
22 |
1514 |
58 |
262 |
38 |
0 |
0 |
0 |
| OW |
0 |
71 |
19 |
306 |
110 |
6 |
0 |
0 |
| VODI |
0 |
20 |
6 |
150 |
369 |
23 |
4 |
0 |
| ODI |
0 |
24 |
2 |
109 |
347 |
232 |
40 |
0 |
| CDI |
0 |
39 |
7 |
196 |
995 |
1209 |
532 |
0 |
| VCDI |
0 |
4 |
1 |
64 |
558 |
3410 |
12666 |
8669 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22 |
1263 |
45 |
306 |
47 |
0 |
0 |
0 |
| OW |
0 |
126 |
15 |
117 |
83 |
9 |
0 |
0 |
| VODI |
0 |
117 |
8 |
106 |
251 |
31 |
10 |
0 |
| ODI |
0 |
65 |
8 |
101 |
363 |
180 |
73 |
0 |
| CDI |
0 |
55 |
10 |
282 |
829 |
1213 |
934 |
0 |
| VCDI |
0 |
46 |
7 |
175 |
844 |
3447 |
12225 |
8669 |
|
Date: 2020-05-22:
| 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 |
4 |
1924 |
66 |
168 |
20 |
0 |
0 |
0 |
| OW |
0 |
87 |
11 |
234 |
89 |
1 |
0 |
0 |
| VODI |
0 |
44 |
7 |
118 |
371 |
12 |
4 |
0 |
| ODI |
0 |
43 |
7 |
106 |
337 |
271 |
18 |
0 |
| CDI |
0 |
43 |
9 |
178 |
990 |
1336 |
532 |
4 |
| VCDI |
0 |
0 |
0 |
28 |
554 |
3653 |
14858 |
5955 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4 |
1681 |
55 |
221 |
39 |
0 |
0 |
0 |
| OW |
0 |
159 |
7 |
77 |
86 |
2 |
4 |
0 |
| VODI |
0 |
130 |
12 |
94 |
275 |
33 |
7 |
1 |
| ODI |
0 |
59 |
8 |
100 |
294 |
213 |
63 |
11 |
| CDI |
0 |
44 |
11 |
202 |
826 |
1259 |
858 |
2 |
| VCDI |
0 |
68 |
7 |
138 |
841 |
3766 |
14480 |
5945 |
|
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