Validation of sea ice concentration - Asian sector
Bulletin date: 2022-09-29
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-09-23:
| 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 |
9569 |
7799 |
44 |
145 |
10 |
0 |
0 |
0 |
| OW |
0 |
941 |
50 |
263 |
47 |
0 |
0 |
0 |
| VODI |
0 |
207 |
39 |
441 |
447 |
60 |
0 |
0 |
| ODI |
0 |
5 |
5 |
91 |
481 |
323 |
9 |
0 |
| CDI |
0 |
0 |
0 |
17 |
273 |
1729 |
630 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
1615 |
6349 |
480 |
|
...date precedes bulletin
|
Date: 2022-09-25:
| 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 |
9559 |
7111 |
33 |
125 |
37 |
0 |
0 |
0 |
| OW |
0 |
1224 |
50 |
307 |
94 |
4 |
0 |
0 |
| VODI |
0 |
330 |
37 |
368 |
452 |
54 |
0 |
0 |
| ODI |
0 |
21 |
12 |
98 |
454 |
350 |
0 |
0 |
| CDI |
0 |
0 |
0 |
54 |
303 |
1110 |
401 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
20 |
4547 |
4916 |
11 |
|
...date precedes bulletin
|
Date: 2022-09-27:
| 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 |
9554 |
7946 |
45 |
108 |
19 |
0 |
0 |
0 |
| OW |
0 |
630 |
77 |
410 |
40 |
0 |
0 |
0 |
| VODI |
0 |
28 |
30 |
462 |
308 |
14 |
0 |
0 |
| ODI |
0 |
0 |
0 |
78 |
525 |
105 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
435 |
1522 |
110 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
5176 |
4451 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-29:
| 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 |
9201 |
7672 |
29 |
162 |
0 |
0 |
0 |
0 |
| OW |
0 |
755 |
68 |
501 |
105 |
0 |
0 |
0 |
| VODI |
0 |
56 |
39 |
385 |
518 |
4 |
0 |
0 |
| ODI |
0 |
0 |
1 |
115 |
463 |
149 |
0 |
0 |
| CDI |
0 |
0 |
0 |
14 |
340 |
1291 |
169 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
3315 |
6706 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9201 |
8042 |
57 |
323 |
10 |
0 |
0 |
0 |
| OW |
0 |
408 |
54 |
409 |
134 |
0 |
0 |
0 |
| VODI |
0 |
33 |
25 |
344 |
543 |
29 |
0 |
0 |
| ODI |
0 |
0 |
1 |
89 |
423 |
190 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
315 |
1291 |
153 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
3249 |
6722 |
0 |
|
Date: 2022-10-01:
| 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 |
8232 |
8114 |
23 |
93 |
5 |
0 |
0 |
0 |
| OW |
0 |
908 |
67 |
418 |
218 |
0 |
0 |
0 |
| VODI |
0 |
98 |
35 |
381 |
537 |
130 |
0 |
0 |
| ODI |
0 |
10 |
6 |
98 |
343 |
338 |
0 |
0 |
| CDI |
0 |
0 |
0 |
25 |
270 |
773 |
344 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
29 |
2007 |
7961 |
619 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8232 |
8459 |
39 |
217 |
49 |
0 |
0 |
0 |
| OW |
0 |
574 |
54 |
353 |
237 |
0 |
0 |
0 |
| VODI |
0 |
86 |
32 |
331 |
543 |
153 |
0 |
0 |
| ODI |
0 |
11 |
6 |
87 |
273 |
408 |
1 |
0 |
| CDI |
0 |
0 |
0 |
27 |
247 |
712 |
456 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
53 |
1975 |
7848 |
619 |
|
Date: 2022-10-03:
| 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 |
8131 |
8066 |
26 |
71 |
0 |
0 |
0 |
0 |
| OW |
8 |
553 |
78 |
307 |
9 |
0 |
0 |
0 |
| VODI |
0 |
56 |
38 |
655 |
325 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
42 |
1037 |
33 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
259 |
1108 |
41 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
2410 |
7393 |
1427 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8139 |
8039 |
49 |
189 |
52 |
6 |
0 |
0 |
| OW |
0 |
495 |
58 |
398 |
202 |
10 |
0 |
0 |
| VODI |
0 |
138 |
32 |
364 |
623 |
64 |
0 |
0 |
| ODI |
0 |
3 |
3 |
111 |
407 |
401 |
14 |
0 |
| CDI |
0 |
0 |
0 |
13 |
280 |
562 |
428 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
74 |
2509 |
6992 |
1427 |
|
Date: 2022-10-05:
| 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 |
7689 |
8022 |
45 |
79 |
0 |
0 |
0 |
0 |
| OW |
1 |
651 |
61 |
346 |
58 |
0 |
0 |
0 |
| VODI |
0 |
94 |
41 |
477 |
470 |
10 |
0 |
0 |
| ODI |
0 |
0 |
0 |
99 |
790 |
149 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
347 |
825 |
12 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
2531 |
7294 |
1971 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7679 |
7701 |
57 |
221 |
92 |
18 |
0 |
0 |
| OW |
11 |
823 |
43 |
329 |
193 |
52 |
0 |
0 |
| VODI |
0 |
227 |
43 |
280 |
698 |
133 |
9 |
0 |
| ODI |
0 |
16 |
4 |
133 |
342 |
428 |
34 |
0 |
| CDI |
0 |
0 |
0 |
38 |
227 |
564 |
360 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
132 |
2320 |
6903 |
1971 |
|
Date: 2022-10-07:
| 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 |
7162 |
7613 |
36 |
105 |
0 |
0 |
0 |
0 |
| OW |
30 |
832 |
76 |
391 |
47 |
0 |
0 |
0 |
| VODI |
1 |
110 |
41 |
611 |
433 |
45 |
0 |
0 |
| ODI |
0 |
0 |
0 |
87 |
737 |
132 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
587 |
516 |
57 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
43 |
3547 |
8223 |
620 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7090 |
7495 |
70 |
237 |
128 |
15 |
0 |
0 |
| OW |
100 |
900 |
46 |
332 |
162 |
72 |
0 |
0 |
| VODI |
3 |
159 |
32 |
485 |
653 |
215 |
31 |
0 |
| ODI |
0 |
1 |
4 |
100 |
467 |
267 |
92 |
0 |
| CDI |
0 |
0 |
1 |
37 |
299 |
512 |
219 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
138 |
3159 |
7938 |
620 |
|
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