Validation of sea ice concentration - Asian sector
Bulletin date: 2020-05-28
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2020-05-24:
| 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 |
43 |
1944 |
53 |
185 |
17 |
0 |
0 |
0 |
| OW |
0 |
101 |
20 |
196 |
120 |
2 |
0 |
0 |
| VODI |
0 |
67 |
6 |
132 |
395 |
60 |
4 |
0 |
| ODI |
0 |
83 |
9 |
116 |
334 |
435 |
82 |
0 |
| CDI |
0 |
29 |
7 |
218 |
953 |
1502 |
916 |
1 |
| VCDI |
0 |
0 |
0 |
32 |
440 |
6343 |
11996 |
5241 |
|
...date precedes bulletin
|
Date: 2020-05-26:
| 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 |
39 |
2108 |
59 |
172 |
29 |
1 |
0 |
0 |
| OW |
0 |
40 |
23 |
331 |
46 |
0 |
2 |
0 |
| VODI |
0 |
10 |
2 |
254 |
380 |
30 |
32 |
0 |
| ODI |
0 |
9 |
1 |
44 |
767 |
311 |
61 |
0 |
| CDI |
0 |
9 |
3 |
52 |
958 |
2233 |
498 |
0 |
| VCDI |
0 |
1 |
1 |
29 |
244 |
5401 |
11421 |
6481 |
|
...date precedes bulletin
|
Date: 2020-05-28:
| 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 |
2178 |
62 |
282 |
36 |
14 |
0 |
0 |
| OW |
0 |
42 |
20 |
344 |
135 |
27 |
2 |
0 |
| VODI |
0 |
23 |
2 |
169 |
602 |
83 |
11 |
0 |
| ODI |
0 |
18 |
2 |
71 |
571 |
604 |
44 |
0 |
| CDI |
0 |
23 |
1 |
103 |
882 |
2411 |
384 |
0 |
| VCDI |
0 |
14 |
6 |
40 |
457 |
7152 |
11630 |
3633 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4 |
2163 |
64 |
371 |
65 |
25 |
0 |
0 |
| OW |
0 |
57 |
17 |
262 |
144 |
18 |
2 |
0 |
| VODI |
0 |
23 |
2 |
171 |
593 |
108 |
11 |
0 |
| ODI |
0 |
18 |
2 |
71 |
533 |
674 |
43 |
0 |
| CDI |
0 |
20 |
3 |
89 |
842 |
2333 |
483 |
0 |
| VCDI |
0 |
17 |
5 |
45 |
506 |
7133 |
11532 |
3633 |
|
Date: 2020-05-30:
| 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 |
2236 |
65 |
345 |
46 |
19 |
1 |
0 |
| OW |
0 |
77 |
18 |
310 |
201 |
23 |
0 |
0 |
| VODI |
0 |
43 |
6 |
195 |
648 |
172 |
10 |
0 |
| ODI |
0 |
27 |
5 |
110 |
475 |
886 |
96 |
0 |
| CDI |
0 |
27 |
2 |
129 |
1016 |
2272 |
1004 |
8 |
| VCDI |
0 |
6 |
1 |
56 |
434 |
6359 |
11142 |
3608 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4 |
2235 |
64 |
420 |
95 |
21 |
1 |
0 |
| OW |
0 |
80 |
17 |
224 |
223 |
27 |
0 |
0 |
| VODI |
0 |
39 |
8 |
211 |
588 |
235 |
9 |
0 |
| ODI |
0 |
26 |
3 |
101 |
466 |
864 |
130 |
0 |
| CDI |
0 |
28 |
4 |
131 |
891 |
2362 |
995 |
6 |
| VCDI |
0 |
8 |
1 |
58 |
557 |
6222 |
11118 |
3610 |
|
Date: 2020-06-01:
| 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 |
8 |
2271 |
53 |
261 |
43 |
8 |
0 |
0 |
| OW |
0 |
190 |
33 |
281 |
90 |
5 |
8 |
0 |
| VODI |
0 |
54 |
9 |
497 |
437 |
28 |
15 |
0 |
| ODI |
0 |
7 |
0 |
86 |
1123 |
327 |
34 |
0 |
| CDI |
0 |
2 |
1 |
60 |
845 |
3734 |
888 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
59 |
1699 |
11311 |
7613 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8 |
2258 |
55 |
420 |
146 |
8 |
0 |
0 |
| OW |
0 |
123 |
21 |
201 |
243 |
29 |
12 |
0 |
| VODI |
0 |
82 |
11 |
221 |
564 |
467 |
53 |
0 |
| ODI |
0 |
35 |
7 |
143 |
399 |
786 |
444 |
0 |
| CDI |
0 |
23 |
1 |
183 |
1071 |
2784 |
1933 |
2 |
| VCDI |
0 |
3 |
1 |
19 |
174 |
1727 |
9814 |
7611 |
|
Date: 2020-06-03:
| 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 |
4 |
2511 |
56 |
255 |
30 |
12 |
0 |
0 |
| OW |
0 |
157 |
48 |
528 |
136 |
9 |
4 |
0 |
| VODI |
0 |
14 |
0 |
306 |
760 |
50 |
12 |
0 |
| ODI |
0 |
4 |
0 |
72 |
948 |
654 |
47 |
0 |
| CDI |
0 |
0 |
1 |
55 |
705 |
3704 |
1484 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
91 |
1436 |
10252 |
7737 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4 |
2385 |
57 |
459 |
155 |
13 |
0 |
0 |
| OW |
0 |
142 |
25 |
234 |
412 |
80 |
4 |
0 |
| VODI |
0 |
111 |
15 |
193 |
613 |
757 |
25 |
0 |
| ODI |
0 |
32 |
6 |
163 |
388 |
850 |
138 |
0 |
| CDI |
0 |
14 |
1 |
153 |
983 |
3107 |
2898 |
0 |
| VCDI |
0 |
2 |
1 |
14 |
119 |
1058 |
8734 |
7737 |
|
Date: 2020-06-05:
| 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 |
52 |
2654 |
64 |
323 |
38 |
8 |
0 |
0 |
| OW |
0 |
111 |
43 |
564 |
267 |
12 |
3 |
0 |
| VODI |
0 |
14 |
2 |
234 |
1059 |
139 |
18 |
0 |
| ODI |
0 |
4 |
0 |
64 |
916 |
1229 |
63 |
0 |
| CDI |
0 |
0 |
1 |
44 |
520 |
2579 |
2100 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
133 |
1383 |
12123 |
5318 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
52 |
2480 |
78 |
522 |
329 |
21 |
0 |
0 |
| OW |
0 |
138 |
13 |
263 |
476 |
281 |
8 |
0 |
| VODI |
0 |
129 |
13 |
195 |
541 |
855 |
77 |
0 |
| ODI |
0 |
23 |
5 |
171 |
536 |
608 |
345 |
0 |
| CDI |
0 |
13 |
1 |
67 |
967 |
2502 |
3554 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
84 |
1083 |
10323 |
5318 |
|
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