Validation of sea ice concentration - Asian sector
Bulletin date: 2020-09-10
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-09-04:
| 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 |
17513 |
6292 |
15 |
23 |
1 |
0 |
0 |
0 |
| OW |
0 |
604 |
56 |
199 |
21 |
2 |
0 |
0 |
| VODI |
0 |
137 |
26 |
439 |
239 |
14 |
0 |
0 |
| ODI |
0 |
0 |
0 |
67 |
1187 |
133 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
245 |
2003 |
757 |
19 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
445 |
1384 |
261 |
|
...date precedes bulletin
|
Date: 2020-09-06:
| 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 |
18486 |
5550 |
8 |
16 |
0 |
0 |
0 |
0 |
| OW |
0 |
811 |
39 |
84 |
14 |
0 |
0 |
0 |
| VODI |
0 |
195 |
44 |
402 |
263 |
0 |
0 |
0 |
| ODI |
0 |
15 |
5 |
100 |
824 |
432 |
0 |
0 |
| CDI |
0 |
0 |
0 |
29 |
730 |
1937 |
520 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
661 |
908 |
0 |
|
...date precedes bulletin
|
Date: 2020-09-08:
| 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 |
19093 |
5734 |
10 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
484 |
52 |
103 |
4 |
0 |
0 |
0 |
| VODI |
0 |
77 |
28 |
457 |
116 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
68 |
1025 |
197 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
44 |
1772 |
1001 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
122 |
1690 |
0 |
|
...date precedes bulletin
|
Date: 2020-09-10:
| 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 |
20084 |
4734 |
6 |
3 |
0 |
0 |
0 |
0 |
| OW |
26 |
563 |
44 |
73 |
0 |
0 |
0 |
0 |
| VODI |
2 |
106 |
47 |
478 |
60 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
129 |
991 |
7 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
748 |
1564 |
189 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
591 |
1540 |
97 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20096 |
4834 |
11 |
8 |
0 |
0 |
0 |
0 |
| OW |
15 |
506 |
48 |
85 |
1 |
0 |
0 |
0 |
| VODI |
1 |
63 |
38 |
477 |
75 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
113 |
983 |
22 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
740 |
1358 |
126 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
782 |
1603 |
97 |
|
Date: 2020-09-12:
| 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 |
20157 |
4687 |
6 |
3 |
0 |
0 |
0 |
0 |
| OW |
22 |
685 |
25 |
33 |
0 |
0 |
0 |
0 |
| VODI |
1 |
185 |
63 |
427 |
21 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
267 |
772 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1099 |
1128 |
136 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
724 |
1381 |
260 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20165 |
4860 |
9 |
10 |
0 |
0 |
0 |
0 |
| OW |
14 |
570 |
26 |
29 |
0 |
0 |
0 |
0 |
| VODI |
1 |
127 |
58 |
472 |
38 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
219 |
798 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1051 |
920 |
44 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
932 |
1473 |
260 |
|
Date: 2020-09-14:
| 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 |
20499 |
5202 |
12 |
6 |
0 |
0 |
0 |
0 |
| OW |
15 |
265 |
66 |
171 |
1 |
0 |
0 |
0 |
| VODI |
1 |
19 |
11 |
626 |
154 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
21 |
1646 |
75 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
269 |
1504 |
33 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
289 |
1196 |
1 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20504 |
4497 |
11 |
9 |
0 |
0 |
0 |
0 |
| OW |
10 |
655 |
12 |
47 |
8 |
0 |
0 |
0 |
| VODI |
1 |
328 |
58 |
349 |
40 |
0 |
0 |
0 |
| ODI |
0 |
6 |
8 |
417 |
526 |
26 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
1467 |
381 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
29 |
1461 |
1229 |
1 |
|
Date: 2020-09-16:
| 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 |
20733 |
5105 |
19 |
25 |
0 |
0 |
0 |
0 |
| OW |
9 |
313 |
69 |
192 |
2 |
0 |
0 |
0 |
| VODI |
1 |
40 |
19 |
545 |
204 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
24 |
1494 |
109 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
321 |
1331 |
42 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
293 |
1192 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20733 |
4013 |
10 |
8 |
0 |
0 |
0 |
0 |
| OW |
10 |
874 |
17 |
31 |
3 |
0 |
0 |
0 |
| VODI |
0 |
531 |
56 |
291 |
36 |
0 |
0 |
0 |
| ODI |
0 |
40 |
24 |
442 |
418 |
13 |
0 |
0 |
| CDI |
0 |
0 |
0 |
14 |
1463 |
330 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
101 |
1390 |
1234 |
0 |
|
Date: 2020-09-18:
| 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 |
20586 |
5034 |
22 |
56 |
0 |
0 |
0 |
0 |
| OW |
10 |
372 |
55 |
216 |
37 |
0 |
0 |
0 |
| VODI |
0 |
69 |
18 |
374 |
355 |
1 |
0 |
0 |
| ODI |
0 |
0 |
1 |
17 |
1029 |
375 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
165 |
1318 |
169 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
440 |
1356 |
7 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20588 |
4026 |
2 |
3 |
0 |
0 |
0 |
0 |
| OW |
8 |
849 |
15 |
31 |
1 |
0 |
0 |
0 |
| VODI |
0 |
532 |
54 |
301 |
166 |
0 |
0 |
0 |
| ODI |
0 |
68 |
25 |
283 |
475 |
63 |
0 |
0 |
| CDI |
0 |
0 |
0 |
45 |
944 |
786 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1285 |
1525 |
7 |
|
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