Validation of sea ice concentration - Asian sector
Bulletin date: 2022-07-28
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-22:
| 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 |
4562 |
4644 |
36 |
193 |
3 |
0 |
0 |
0 |
| OW |
0 |
809 |
57 |
303 |
29 |
0 |
0 |
0 |
| VODI |
0 |
358 |
52 |
720 |
325 |
5 |
0 |
0 |
| ODI |
0 |
50 |
11 |
228 |
2372 |
1367 |
60 |
0 |
| CDI |
0 |
9 |
4 |
48 |
2143 |
9116 |
4074 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
54 |
19 |
426 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-24:
| 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 |
5313 |
4211 |
38 |
134 |
34 |
0 |
0 |
0 |
| OW |
31 |
965 |
39 |
203 |
19 |
0 |
0 |
0 |
| VODI |
0 |
443 |
66 |
612 |
270 |
2 |
0 |
0 |
| ODI |
0 |
79 |
17 |
313 |
2299 |
1574 |
195 |
0 |
| CDI |
0 |
18 |
4 |
69 |
1971 |
8273 |
4723 |
50 |
| VCDI |
0 |
0 |
0 |
0 |
37 |
2 |
78 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-26:
| 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 |
5840 |
5232 |
32 |
87 |
33 |
0 |
0 |
0 |
| OW |
1 |
388 |
67 |
176 |
14 |
0 |
0 |
0 |
| VODI |
0 |
179 |
46 |
706 |
251 |
0 |
0 |
0 |
| ODI |
0 |
3 |
4 |
140 |
2224 |
327 |
0 |
0 |
| CDI |
0 |
0 |
0 |
35 |
1607 |
8562 |
2767 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
132 |
3178 |
46 |
|
...date precedes bulletin
|
Date: 2022-07-28:
| 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 |
6059 |
5393 |
29 |
67 |
27 |
0 |
0 |
0 |
| OW |
1 |
492 |
59 |
179 |
11 |
0 |
0 |
0 |
| VODI |
0 |
256 |
55 |
546 |
341 |
0 |
0 |
0 |
| ODI |
0 |
20 |
18 |
202 |
1885 |
648 |
0 |
0 |
| CDI |
0 |
0 |
0 |
60 |
1583 |
9272 |
1979 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1147 |
1740 |
12 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6059 |
5392 |
31 |
70 |
26 |
0 |
0 |
0 |
| OW |
1 |
475 |
53 |
141 |
24 |
0 |
0 |
0 |
| VODI |
0 |
271 |
59 |
550 |
315 |
1 |
0 |
0 |
| ODI |
0 |
23 |
18 |
220 |
1867 |
777 |
0 |
0 |
| CDI |
0 |
0 |
0 |
73 |
1612 |
9078 |
1972 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
1211 |
1747 |
12 |
|
Date: 2022-07-30:
| 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 |
5832 |
5863 |
33 |
98 |
28 |
0 |
0 |
0 |
| OW |
0 |
647 |
49 |
181 |
32 |
0 |
0 |
0 |
| VODI |
0 |
303 |
51 |
551 |
288 |
8 |
0 |
0 |
| ODI |
0 |
8 |
13 |
422 |
2231 |
607 |
0 |
0 |
| CDI |
0 |
0 |
0 |
36 |
2254 |
9081 |
1253 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1886 |
326 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5832 |
5892 |
27 |
94 |
28 |
0 |
0 |
0 |
| OW |
0 |
563 |
49 |
152 |
43 |
0 |
0 |
0 |
| VODI |
0 |
352 |
54 |
506 |
299 |
11 |
0 |
0 |
| ODI |
0 |
14 |
16 |
487 |
2171 |
718 |
0 |
0 |
| CDI |
0 |
0 |
0 |
49 |
2292 |
8857 |
1292 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1996 |
287 |
0 |
|
Date: 2022-08-01:
| 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 |
5679 |
6661 |
47 |
160 |
0 |
0 |
0 |
0 |
| OW |
0 |
416 |
74 |
285 |
24 |
0 |
0 |
0 |
| VODI |
0 |
60 |
40 |
964 |
363 |
2 |
0 |
0 |
| ODI |
0 |
2 |
0 |
95 |
4436 |
225 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1449 |
9970 |
181 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
855 |
94 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5679 |
6075 |
35 |
190 |
9 |
0 |
0 |
0 |
| OW |
0 |
699 |
51 |
170 |
80 |
0 |
0 |
0 |
| VODI |
0 |
326 |
57 |
555 |
378 |
14 |
0 |
0 |
| ODI |
0 |
38 |
16 |
550 |
2783 |
330 |
0 |
0 |
| CDI |
0 |
1 |
2 |
39 |
3022 |
9371 |
196 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1337 |
79 |
0 |
|
Date: 2022-08-03:
| 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 |
5940 |
6577 |
90 |
207 |
13 |
0 |
0 |
0 |
| OW |
1 |
296 |
66 |
389 |
103 |
3 |
0 |
0 |
| VODI |
0 |
48 |
23 |
666 |
735 |
24 |
0 |
0 |
| ODI |
0 |
0 |
0 |
64 |
4206 |
452 |
11 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2187 |
8749 |
502 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
700 |
30 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5894 |
5884 |
73 |
190 |
48 |
0 |
0 |
0 |
| OW |
45 |
575 |
42 |
218 |
99 |
1 |
0 |
0 |
| VODI |
2 |
380 |
49 |
486 |
530 |
49 |
0 |
0 |
| ODI |
0 |
82 |
14 |
401 |
2954 |
607 |
18 |
0 |
| CDI |
0 |
0 |
1 |
31 |
3599 |
8425 |
495 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
846 |
30 |
0 |
|
Date: 2022-08-05:
| 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 |
6506 |
6205 |
70 |
205 |
3 |
0 |
0 |
0 |
| OW |
1 |
370 |
58 |
528 |
126 |
3 |
0 |
0 |
| VODI |
0 |
56 |
18 |
471 |
902 |
23 |
0 |
0 |
| ODI |
0 |
4 |
2 |
125 |
4171 |
598 |
15 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2633 |
7656 |
783 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
479 |
71 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6393 |
5449 |
63 |
235 |
72 |
0 |
0 |
0 |
| OW |
113 |
505 |
26 |
138 |
138 |
1 |
0 |
0 |
| VODI |
1 |
549 |
43 |
475 |
592 |
62 |
1 |
0 |
| ODI |
0 |
132 |
16 |
454 |
2916 |
716 |
21 |
0 |
| CDI |
0 |
0 |
0 |
27 |
4117 |
7385 |
776 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
595 |
71 |
0 |
|
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