Validation of sea ice concentration - Asian sector
Bulletin date: 2022-08-04
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-29:
| 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 |
6131 |
5447 |
32 |
65 |
40 |
0 |
0 |
0 |
| OW |
1 |
593 |
58 |
180 |
24 |
0 |
0 |
0 |
| VODI |
0 |
269 |
46 |
518 |
325 |
9 |
0 |
0 |
| ODI |
0 |
12 |
15 |
267 |
2017 |
661 |
0 |
0 |
| CDI |
0 |
0 |
0 |
46 |
1924 |
9045 |
1763 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1932 |
662 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-31:
| 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 |
5789 |
5956 |
40 |
115 |
29 |
0 |
0 |
0 |
| OW |
0 |
673 |
42 |
215 |
57 |
0 |
0 |
0 |
| VODI |
0 |
284 |
62 |
573 |
303 |
5 |
0 |
0 |
| ODI |
0 |
10 |
7 |
499 |
2632 |
338 |
0 |
0 |
| CDI |
0 |
0 |
0 |
28 |
2800 |
9418 |
521 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1521 |
165 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-02:
| 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 |
5942 |
6497 |
83 |
232 |
26 |
0 |
0 |
0 |
| OW |
1 |
220 |
64 |
413 |
75 |
0 |
0 |
0 |
| VODI |
0 |
33 |
20 |
823 |
578 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
61 |
4141 |
495 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1679 |
9753 |
131 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
802 |
6 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-04:
| 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 |
6057 |
6579 |
80 |
174 |
4 |
0 |
0 |
0 |
| OW |
1 |
357 |
55 |
451 |
97 |
5 |
0 |
0 |
| VODI |
0 |
70 |
25 |
578 |
803 |
27 |
1 |
0 |
| ODI |
0 |
1 |
2 |
99 |
4213 |
497 |
18 |
0 |
| CDI |
0 |
0 |
0 |
2 |
2562 |
7792 |
885 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
647 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6057 |
6566 |
80 |
243 |
19 |
0 |
0 |
0 |
| OW |
1 |
315 |
54 |
322 |
135 |
5 |
0 |
0 |
| VODI |
0 |
126 |
27 |
625 |
764 |
29 |
0 |
0 |
| ODI |
0 |
0 |
1 |
114 |
4064 |
626 |
32 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2697 |
7699 |
872 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
609 |
0 |
0 |
|
Date: 2022-08-06:
| 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 |
6398 |
6431 |
59 |
198 |
13 |
0 |
0 |
0 |
| OW |
1 |
374 |
61 |
493 |
160 |
0 |
0 |
0 |
| VODI |
0 |
97 |
23 |
402 |
1041 |
6 |
0 |
0 |
| ODI |
0 |
1 |
3 |
209 |
3977 |
867 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2344 |
8040 |
417 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
282 |
184 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6398 |
6414 |
58 |
266 |
60 |
0 |
0 |
0 |
| OW |
1 |
363 |
57 |
370 |
175 |
0 |
0 |
0 |
| VODI |
0 |
123 |
29 |
444 |
951 |
5 |
0 |
0 |
| ODI |
0 |
3 |
2 |
222 |
3836 |
1020 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2513 |
7922 |
429 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
248 |
173 |
0 |
|
Date: 2022-08-08:
| 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 |
6567 |
6699 |
45 |
107 |
8 |
0 |
0 |
0 |
| OW |
0 |
348 |
83 |
321 |
34 |
0 |
0 |
0 |
| VODI |
0 |
45 |
26 |
653 |
443 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
138 |
5637 |
390 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1566 |
8263 |
376 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
126 |
207 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6566 |
6529 |
45 |
191 |
118 |
0 |
0 |
0 |
| OW |
1 |
400 |
74 |
341 |
202 |
18 |
0 |
0 |
| VODI |
0 |
147 |
26 |
378 |
938 |
74 |
0 |
0 |
| ODI |
0 |
16 |
9 |
296 |
3969 |
1228 |
8 |
0 |
| CDI |
0 |
0 |
0 |
13 |
2461 |
7314 |
458 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
145 |
117 |
0 |
|
Date: 2022-08-10:
| 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 |
6666 |
6912 |
51 |
119 |
3 |
0 |
0 |
0 |
| OW |
0 |
364 |
82 |
328 |
34 |
0 |
0 |
0 |
| VODI |
0 |
60 |
28 |
766 |
515 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
257 |
5051 |
976 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1494 |
7811 |
196 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
96 |
272 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6666 |
6644 |
57 |
265 |
92 |
0 |
0 |
0 |
| OW |
0 |
454 |
47 |
290 |
221 |
0 |
0 |
0 |
| VODI |
0 |
209 |
44 |
443 |
1083 |
15 |
0 |
0 |
| ODI |
0 |
29 |
14 |
469 |
3772 |
1612 |
2 |
0 |
| CDI |
0 |
0 |
0 |
3 |
1929 |
7256 |
339 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
127 |
0 |
|
Date: 2022-08-12:
| 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 |
7191 |
6520 |
44 |
97 |
12 |
0 |
0 |
0 |
| OW |
0 |
458 |
68 |
268 |
96 |
0 |
0 |
0 |
| VODI |
0 |
59 |
35 |
854 |
740 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
355 |
4938 |
1150 |
4 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1474 |
6793 |
656 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2 |
267 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7191 |
6187 |
59 |
272 |
192 |
0 |
0 |
0 |
| OW |
0 |
506 |
28 |
206 |
366 |
5 |
0 |
0 |
| VODI |
0 |
300 |
43 |
482 |
1063 |
36 |
0 |
0 |
| ODI |
0 |
44 |
17 |
602 |
3769 |
1750 |
38 |
0 |
| CDI |
0 |
0 |
0 |
12 |
1870 |
6155 |
853 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
36 |
0 |
|
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