Validation of sea ice concentration - Asian sector
Bulletin date: 2018-07-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-07-20:
| 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 |
1401 |
8036 |
126 |
504 |
170 |
9 |
0 |
0 |
| OW |
1 |
611 |
68 |
899 |
364 |
19 |
0 |
0 |
| VODI |
0 |
71 |
24 |
830 |
1525 |
48 |
0 |
0 |
| ODI |
0 |
0 |
0 |
159 |
4290 |
2547 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
552 |
6438 |
1705 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
927 |
757 |
0 |
|
...date precedes bulletin
|
Date: 2018-07-22:
| 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 |
3309 |
7080 |
71 |
268 |
94 |
8 |
0 |
0 |
| OW |
113 |
514 |
75 |
1108 |
150 |
16 |
0 |
0 |
| VODI |
6 |
60 |
12 |
910 |
1693 |
21 |
0 |
0 |
| ODI |
0 |
5 |
2 |
247 |
4725 |
2270 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
357 |
4831 |
2900 |
9 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
57 |
1093 |
78 |
|
...date precedes bulletin
|
Date: 2018-07-24:
| 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 |
4351 |
6647 |
77 |
269 |
38 |
2 |
0 |
0 |
| OW |
23 |
280 |
75 |
914 |
43 |
8 |
0 |
0 |
| VODI |
0 |
19 |
10 |
1482 |
759 |
16 |
0 |
0 |
| ODI |
0 |
1 |
1 |
34 |
5568 |
944 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
133 |
5534 |
2865 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
63 |
1231 |
695 |
|
...date precedes bulletin
|
Date: 2018-07-26:
| 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 |
4704 |
6520 |
65 |
278 |
64 |
0 |
0 |
0 |
| OW |
1 |
368 |
68 |
947 |
105 |
0 |
0 |
0 |
| VODI |
0 |
19 |
9 |
985 |
1817 |
13 |
0 |
0 |
| ODI |
0 |
0 |
0 |
28 |
3923 |
2736 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
6 |
3129 |
4003 |
495 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
17 |
650 |
1131 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4704 |
6446 |
73 |
512 |
78 |
0 |
0 |
0 |
| OW |
1 |
407 |
52 |
699 |
173 |
0 |
0 |
0 |
| VODI |
0 |
51 |
17 |
950 |
1605 |
17 |
0 |
0 |
| ODI |
0 |
3 |
0 |
78 |
4050 |
2570 |
14 |
0 |
| CDI |
0 |
0 |
0 |
0 |
9 |
3295 |
3885 |
506 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
13 |
754 |
1120 |
|
Date: 2018-07-28:
| 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 |
5995 |
5548 |
60 |
442 |
24 |
0 |
0 |
0 |
| OW |
21 |
317 |
85 |
819 |
253 |
0 |
0 |
0 |
| VODI |
0 |
16 |
9 |
796 |
2364 |
25 |
0 |
0 |
| ODI |
0 |
0 |
0 |
23 |
2565 |
4415 |
9 |
0 |
| CDI |
0 |
0 |
0 |
0 |
4 |
3779 |
3060 |
64 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
817 |
572 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5933 |
5571 |
70 |
631 |
73 |
0 |
0 |
0 |
| OW |
83 |
272 |
70 |
623 |
323 |
1 |
0 |
0 |
| VODI |
0 |
38 |
13 |
760 |
2170 |
36 |
0 |
0 |
| ODI |
0 |
0 |
1 |
66 |
2628 |
4220 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
16 |
3956 |
3100 |
65 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
6 |
786 |
571 |
|
Date: 2018-07-30:
| 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 |
6268 |
5533 |
49 |
393 |
9 |
0 |
0 |
0 |
| OW |
1 |
350 |
74 |
551 |
30 |
0 |
0 |
0 |
| VODI |
0 |
25 |
17 |
1165 |
369 |
2 |
0 |
0 |
| ODI |
0 |
2 |
2 |
73 |
5190 |
354 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
270 |
6520 |
473 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
262 |
3925 |
175 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6248 |
5563 |
72 |
717 |
54 |
0 |
0 |
0 |
| OW |
21 |
320 |
56 |
670 |
385 |
1 |
0 |
0 |
| VODI |
0 |
27 |
12 |
723 |
2527 |
152 |
0 |
0 |
| ODI |
0 |
0 |
2 |
72 |
2862 |
3741 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
40 |
3120 |
3711 |
169 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
124 |
687 |
6 |
|
Date: 2018-08-01:
| 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 |
6133 |
6107 |
67 |
198 |
5 |
0 |
0 |
0 |
| OW |
1 |
416 |
66 |
515 |
15 |
0 |
0 |
0 |
| VODI |
0 |
58 |
27 |
1445 |
625 |
0 |
0 |
0 |
| ODI |
0 |
3 |
0 |
360 |
4302 |
960 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
800 |
3990 |
1811 |
184 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
71 |
2637 |
1286 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6133 |
6114 |
90 |
559 |
27 |
0 |
0 |
0 |
| OW |
1 |
403 |
51 |
846 |
339 |
2 |
0 |
0 |
| VODI |
0 |
64 |
19 |
991 |
2538 |
240 |
0 |
0 |
| ODI |
0 |
3 |
0 |
121 |
2825 |
3001 |
262 |
0 |
| CDI |
0 |
0 |
0 |
1 |
18 |
1778 |
4186 |
1026 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
444 |
|
Date: 2018-08-03:
| 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 |
6814 |
5697 |
30 |
100 |
0 |
0 |
0 |
0 |
| OW |
1 |
627 |
75 |
340 |
7 |
0 |
0 |
0 |
| VODI |
0 |
316 |
55 |
1246 |
937 |
11 |
0 |
0 |
| ODI |
0 |
28 |
8 |
356 |
2815 |
2279 |
322 |
0 |
| CDI |
0 |
0 |
0 |
0 |
182 |
2199 |
3544 |
378 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
81 |
2181 |
1453 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6814 |
5705 |
70 |
474 |
50 |
0 |
0 |
0 |
| OW |
1 |
600 |
42 |
654 |
409 |
12 |
0 |
0 |
| VODI |
0 |
328 |
53 |
876 |
2217 |
944 |
72 |
0 |
| ODI |
0 |
35 |
3 |
38 |
1265 |
2907 |
1762 |
17 |
| CDI |
0 |
0 |
0 |
0 |
0 |
707 |
4213 |
1767 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
47 |
|
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