Validation of sea ice concentration - Asian sector
Bulletin date: 2022-09-08
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-09-02:
| 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 |
9993 |
6708 |
8 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
846 |
88 |
203 |
6 |
0 |
0 |
0 |
| VODI |
0 |
252 |
78 |
1670 |
423 |
0 |
0 |
0 |
| ODI |
0 |
33 |
9 |
486 |
5103 |
1392 |
35 |
0 |
| CDI |
0 |
0 |
0 |
93 |
1361 |
2556 |
234 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
490 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-04:
| 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 |
9618 |
6887 |
10 |
16 |
0 |
0 |
0 |
0 |
| OW |
0 |
948 |
71 |
145 |
7 |
0 |
0 |
0 |
| VODI |
0 |
370 |
94 |
1602 |
246 |
0 |
0 |
0 |
| ODI |
0 |
29 |
16 |
747 |
5006 |
625 |
0 |
0 |
| CDI |
0 |
0 |
0 |
142 |
2327 |
2533 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
78 |
565 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-06:
| 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 |
9672 |
7729 |
32 |
41 |
0 |
0 |
0 |
0 |
| OW |
0 |
587 |
121 |
376 |
10 |
0 |
0 |
0 |
| VODI |
0 |
98 |
37 |
1700 |
271 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
416 |
5099 |
564 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1684 |
3221 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
17 |
405 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-08:
| 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 |
9311 |
8035 |
32 |
46 |
0 |
0 |
0 |
0 |
| OW |
0 |
779 |
94 |
361 |
11 |
0 |
0 |
0 |
| VODI |
0 |
220 |
67 |
1216 |
353 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
359 |
4090 |
728 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
1810 |
4069 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
496 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9311 |
8045 |
43 |
102 |
3 |
0 |
0 |
0 |
| OW |
0 |
640 |
68 |
282 |
11 |
0 |
0 |
0 |
| VODI |
0 |
346 |
80 |
1079 |
285 |
0 |
0 |
0 |
| ODI |
0 |
4 |
3 |
521 |
3936 |
847 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2027 |
3725 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
721 |
0 |
0 |
|
Date: 2022-09-10:
| 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 |
9380 |
7936 |
17 |
48 |
0 |
0 |
0 |
0 |
| OW |
0 |
949 |
63 |
332 |
4 |
0 |
0 |
0 |
| VODI |
0 |
328 |
78 |
870 |
489 |
0 |
0 |
0 |
| ODI |
0 |
9 |
11 |
374 |
3006 |
980 |
1 |
0 |
| CDI |
0 |
0 |
0 |
3 |
1162 |
5163 |
176 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
29 |
674 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9380 |
7964 |
29 |
123 |
0 |
0 |
0 |
0 |
| OW |
0 |
800 |
43 |
276 |
12 |
0 |
0 |
0 |
| VODI |
0 |
446 |
90 |
751 |
394 |
0 |
0 |
0 |
| ODI |
0 |
12 |
7 |
476 |
2826 |
1296 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
1424 |
4696 |
177 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
34 |
825 |
0 |
0 |
|
Date: 2022-09-12:
| 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 |
9835 |
8626 |
35 |
38 |
0 |
0 |
0 |
0 |
| OW |
0 |
436 |
111 |
370 |
2 |
0 |
0 |
0 |
| VODI |
0 |
30 |
21 |
967 |
279 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
85 |
2966 |
131 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
649 |
6901 |
187 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
18 |
395 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9835 |
7490 |
24 |
63 |
3 |
0 |
0 |
0 |
| OW |
0 |
919 |
41 |
185 |
59 |
0 |
0 |
0 |
| VODI |
0 |
644 |
84 |
664 |
368 |
7 |
0 |
0 |
| ODI |
0 |
39 |
18 |
538 |
1985 |
1014 |
0 |
0 |
| CDI |
0 |
0 |
0 |
10 |
1428 |
5221 |
187 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
71 |
1185 |
0 |
0 |
|
Date: 2022-09-14:
| 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 |
10063 |
8570 |
22 |
21 |
0 |
0 |
0 |
0 |
| OW |
0 |
538 |
99 |
289 |
6 |
0 |
0 |
0 |
| VODI |
0 |
61 |
38 |
915 |
243 |
0 |
0 |
0 |
| ODI |
0 |
2 |
4 |
233 |
2277 |
230 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
713 |
6857 |
268 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
620 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10063 |
7300 |
13 |
45 |
3 |
0 |
0 |
0 |
| OW |
0 |
1013 |
40 |
149 |
59 |
0 |
0 |
0 |
| VODI |
0 |
783 |
75 |
588 |
352 |
5 |
0 |
0 |
| ODI |
0 |
72 |
34 |
621 |
1389 |
875 |
0 |
0 |
| CDI |
0 |
3 |
1 |
58 |
1418 |
5470 |
268 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
28 |
1357 |
0 |
0 |
|
Date: 2022-09-16:
| 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 |
10696 |
7815 |
9 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
747 |
78 |
225 |
0 |
0 |
0 |
0 |
| VODI |
0 |
208 |
70 |
785 |
212 |
0 |
0 |
0 |
| ODI |
0 |
11 |
7 |
392 |
1507 |
370 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
735 |
6950 |
176 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
1063 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10696 |
6580 |
19 |
42 |
0 |
0 |
0 |
0 |
| OW |
0 |
1107 |
20 |
119 |
41 |
0 |
0 |
0 |
| VODI |
0 |
941 |
78 |
482 |
302 |
13 |
0 |
0 |
| ODI |
0 |
148 |
47 |
655 |
820 |
870 |
0 |
0 |
| CDI |
0 |
5 |
0 |
117 |
1268 |
5698 |
176 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
36 |
1802 |
0 |
0 |
|
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