Validation of sea ice concentration - Asian sector
Bulletin date: 2021-09-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-08-27:
| 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 |
12807 |
7700 |
54 |
157 |
17 |
0 |
0 |
0 |
| OW |
0 |
627 |
76 |
520 |
76 |
0 |
0 |
0 |
| VODI |
0 |
67 |
20 |
588 |
411 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
53 |
1025 |
250 |
22 |
0 |
| CDI |
0 |
0 |
0 |
20 |
1784 |
4040 |
466 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
111 |
1165 |
22 |
0 |
|
...date precedes bulletin
|
Date: 2021-08-29:
| 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 |
12725 |
7638 |
65 |
185 |
23 |
0 |
0 |
0 |
| OW |
0 |
650 |
71 |
529 |
92 |
1 |
0 |
0 |
| VODI |
0 |
36 |
11 |
488 |
482 |
37 |
0 |
0 |
| ODI |
0 |
0 |
0 |
44 |
886 |
236 |
91 |
0 |
| CDI |
0 |
0 |
0 |
32 |
1433 |
4431 |
47 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
390 |
1459 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2021-08-31:
| 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 |
12484 |
7946 |
60 |
165 |
11 |
0 |
0 |
0 |
| OW |
0 |
430 |
64 |
383 |
40 |
0 |
0 |
0 |
| VODI |
0 |
88 |
26 |
606 |
301 |
2 |
0 |
0 |
| ODI |
0 |
4 |
2 |
98 |
1508 |
54 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1483 |
6180 |
34 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
49 |
64 |
0 |
|
...date precedes bulletin
|
Date: 2021-09-02:
| 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 |
12914 |
7451 |
37 |
124 |
10 |
0 |
0 |
0 |
| OW |
0 |
485 |
79 |
360 |
45 |
0 |
0 |
0 |
| VODI |
0 |
101 |
27 |
547 |
385 |
2 |
0 |
0 |
| ODI |
0 |
7 |
2 |
80 |
1162 |
84 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1694 |
5550 |
81 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
30 |
793 |
32 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12914 |
7502 |
56 |
183 |
14 |
0 |
0 |
0 |
| OW |
0 |
423 |
64 |
367 |
50 |
0 |
0 |
0 |
| VODI |
0 |
114 |
23 |
459 |
339 |
1 |
0 |
0 |
| ODI |
0 |
5 |
2 |
102 |
1121 |
89 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1725 |
5652 |
66 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
77 |
687 |
47 |
0 |
|
Date: 2021-09-04:
| 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 |
13197 |
6995 |
29 |
77 |
23 |
1 |
0 |
0 |
| OW |
0 |
523 |
63 |
291 |
66 |
10 |
0 |
0 |
| VODI |
0 |
130 |
39 |
441 |
513 |
28 |
0 |
0 |
| ODI |
0 |
16 |
2 |
102 |
861 |
283 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
339 |
6197 |
206 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1650 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13197 |
7044 |
38 |
108 |
29 |
2 |
0 |
0 |
| OW |
0 |
470 |
55 |
337 |
99 |
8 |
0 |
0 |
| VODI |
0 |
139 |
37 |
355 |
461 |
15 |
0 |
0 |
| ODI |
0 |
11 |
3 |
111 |
921 |
219 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
292 |
6087 |
206 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1838 |
0 |
0 |
|
Date: 2021-09-06:
| 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 |
13088 |
7171 |
30 |
93 |
32 |
0 |
0 |
0 |
| OW |
0 |
408 |
65 |
228 |
53 |
0 |
0 |
0 |
| VODI |
0 |
199 |
45 |
518 |
276 |
0 |
0 |
0 |
| ODI |
0 |
29 |
6 |
288 |
844 |
40 |
0 |
0 |
| CDI |
0 |
0 |
1 |
51 |
561 |
4210 |
342 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3445 |
59 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13088 |
6974 |
26 |
85 |
27 |
0 |
0 |
0 |
| OW |
0 |
537 |
55 |
213 |
54 |
0 |
0 |
0 |
| VODI |
0 |
267 |
58 |
526 |
229 |
0 |
0 |
0 |
| ODI |
0 |
29 |
8 |
289 |
866 |
36 |
0 |
0 |
| CDI |
0 |
0 |
0 |
65 |
590 |
4186 |
332 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3473 |
69 |
0 |
|
Date: 2021-09-08:
| 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 |
12329 |
7811 |
43 |
165 |
46 |
0 |
0 |
0 |
| OW |
0 |
416 |
44 |
211 |
82 |
0 |
0 |
0 |
| VODI |
0 |
287 |
46 |
371 |
252 |
16 |
0 |
0 |
| ODI |
0 |
96 |
17 |
412 |
460 |
134 |
0 |
0 |
| CDI |
0 |
3 |
2 |
74 |
545 |
2200 |
233 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
4433 |
1354 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12329 |
7530 |
35 |
120 |
37 |
0 |
0 |
0 |
| OW |
0 |
501 |
29 |
170 |
70 |
0 |
0 |
0 |
| VODI |
0 |
386 |
54 |
380 |
231 |
32 |
0 |
0 |
| ODI |
0 |
166 |
29 |
380 |
449 |
87 |
0 |
0 |
| CDI |
0 |
30 |
5 |
183 |
582 |
1936 |
346 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
16 |
4728 |
1241 |
0 |
|
Date: 2021-09-10:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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