Validation of sea ice concentration - Asian sector
Bulletin date: 2022-11-03
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-10-28:
| 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 |
186 |
3532 |
1552 |
102 |
99 |
78 |
0 |
0 |
| OW |
2 |
415 |
235 |
337 |
349 |
405 |
1 |
0 |
| VODI |
0 |
36 |
29 |
273 |
814 |
794 |
23 |
0 |
| ODI |
0 |
0 |
0 |
39 |
422 |
983 |
128 |
0 |
| CDI |
0 |
0 |
0 |
0 |
133 |
1175 |
499 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
46 |
1229 |
10202 |
7964 |
|
...date precedes bulletin
|
Date: 2022-10-30:
| 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 |
116 |
3639 |
534 |
387 |
36 |
62 |
1 |
0 |
| OW |
0 |
320 |
134 |
604 |
388 |
337 |
49 |
0 |
| VODI |
0 |
16 |
13 |
164 |
320 |
708 |
151 |
0 |
| ODI |
0 |
0 |
0 |
3 |
282 |
1198 |
330 |
0 |
| CDI |
0 |
0 |
0 |
0 |
86 |
842 |
843 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
858 |
12347 |
7302 |
|
...date precedes bulletin
|
Date: 2022-11-01:
| 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 |
1552 |
2503 |
616 |
150 |
23 |
0 |
0 |
0 |
| OW |
13 |
95 |
172 |
345 |
66 |
5 |
0 |
0 |
| VODI |
0 |
23 |
35 |
418 |
179 |
74 |
2 |
0 |
| ODI |
0 |
7 |
0 |
113 |
323 |
409 |
37 |
0 |
| CDI |
0 |
0 |
0 |
6 |
439 |
1646 |
466 |
33 |
| VCDI |
0 |
0 |
0 |
5 |
121 |
2677 |
12734 |
6795 |
|
...date precedes bulletin
|
Date: 2022-11-03:
| 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 |
235 |
2921 |
497 |
269 |
41 |
0 |
0 |
0 |
| OW |
0 |
157 |
95 |
419 |
422 |
41 |
0 |
0 |
| VODI |
0 |
23 |
1 |
44 |
510 |
273 |
19 |
0 |
| ODI |
0 |
0 |
0 |
3 |
225 |
485 |
147 |
0 |
| CDI |
0 |
0 |
0 |
11 |
236 |
928 |
463 |
5 |
| VCDI |
0 |
0 |
0 |
9 |
220 |
2918 |
13652 |
6813 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
235 |
2968 |
537 |
407 |
133 |
2 |
0 |
0 |
| OW |
0 |
117 |
55 |
266 |
314 |
30 |
0 |
0 |
| VODI |
0 |
16 |
1 |
59 |
525 |
273 |
2 |
0 |
| ODI |
0 |
0 |
0 |
4 |
247 |
473 |
156 |
0 |
| CDI |
0 |
0 |
0 |
8 |
241 |
1046 |
481 |
5 |
| VCDI |
0 |
0 |
0 |
11 |
194 |
2821 |
13642 |
6813 |
|
Date: 2022-11-05:
| 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 |
1584 |
1515 |
91 |
71 |
0 |
0 |
0 |
0 |
| OW |
0 |
219 |
216 |
328 |
356 |
70 |
1 |
0 |
| VODI |
0 |
30 |
7 |
66 |
325 |
425 |
31 |
0 |
| ODI |
0 |
0 |
0 |
13 |
50 |
496 |
156 |
0 |
| CDI |
0 |
0 |
0 |
0 |
104 |
685 |
411 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
221 |
5216 |
11383 |
8012 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1584 |
1592 |
204 |
138 |
20 |
17 |
0 |
0 |
| OW |
0 |
159 |
93 |
268 |
352 |
132 |
1 |
0 |
| VODI |
0 |
13 |
17 |
61 |
311 |
460 |
42 |
0 |
| ODI |
0 |
0 |
0 |
11 |
51 |
450 |
68 |
0 |
| CDI |
0 |
0 |
0 |
0 |
151 |
651 |
420 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
171 |
5182 |
11451 |
8012 |
|
Date: 2022-11-07:
| 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 |
1641 |
1134 |
63 |
55 |
3 |
0 |
0 |
0 |
| OW |
0 |
32 |
28 |
60 |
51 |
0 |
0 |
0 |
| VODI |
0 |
10 |
28 |
79 |
111 |
11 |
0 |
0 |
| ODI |
0 |
0 |
7 |
47 |
313 |
120 |
0 |
0 |
| CDI |
0 |
0 |
0 |
10 |
348 |
1391 |
428 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
78 |
3132 |
15519 |
7381 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1641 |
1161 |
83 |
109 |
40 |
4 |
0 |
0 |
| OW |
0 |
15 |
37 |
75 |
333 |
114 |
0 |
0 |
| VODI |
0 |
0 |
6 |
65 |
395 |
732 |
126 |
0 |
| ODI |
0 |
0 |
0 |
2 |
38 |
317 |
213 |
0 |
| CDI |
0 |
0 |
0 |
0 |
37 |
563 |
386 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
61 |
2924 |
15222 |
7381 |
|
Date: 2022-11-09:
| 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 |
1007 |
1463 |
127 |
97 |
29 |
0 |
0 |
0 |
| OW |
1 |
15 |
12 |
62 |
119 |
15 |
0 |
0 |
| VODI |
0 |
6 |
6 |
22 |
102 |
62 |
0 |
0 |
| ODI |
0 |
0 |
7 |
27 |
68 |
152 |
12 |
0 |
| CDI |
0 |
0 |
0 |
3 |
56 |
638 |
200 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
1819 |
17315 |
8638 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1008 |
1479 |
130 |
137 |
120 |
11 |
0 |
0 |
| OW |
0 |
5 |
22 |
49 |
137 |
78 |
0 |
0 |
| VODI |
0 |
0 |
0 |
25 |
105 |
794 |
141 |
0 |
| ODI |
0 |
0 |
0 |
0 |
2 |
435 |
461 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2 |
183 |
440 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
1185 |
16485 |
8638 |
|
Date: 2022-11-11:
| 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 |
14 |
2126 |
318 |
54 |
18 |
3 |
0 |
0 |
| OW |
2 |
60 |
42 |
82 |
41 |
10 |
0 |
0 |
| VODI |
0 |
4 |
15 |
42 |
81 |
47 |
0 |
0 |
| ODI |
0 |
3 |
2 |
11 |
62 |
93 |
1 |
0 |
| CDI |
0 |
0 |
11 |
35 |
80 |
247 |
117 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
63 |
2375 |
14962 |
11050 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16 |
2131 |
323 |
74 |
21 |
3 |
0 |
0 |
| OW |
0 |
53 |
33 |
50 |
60 |
24 |
0 |
0 |
| VODI |
0 |
9 |
24 |
71 |
125 |
272 |
43 |
0 |
| ODI |
0 |
0 |
8 |
40 |
116 |
473 |
296 |
0 |
| CDI |
0 |
0 |
0 |
0 |
15 |
491 |
423 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
1512 |
14318 |
11050 |
|
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