Validation of sea ice concentration - Asian sector
Bulletin date: 2022-08-11
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2022-08-07:
| 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 |
6447 |
6476 |
53 |
192 |
22 |
0 |
0 |
0 |
| OW |
1 |
425 |
59 |
439 |
212 |
0 |
0 |
0 |
| VODI |
0 |
133 |
27 |
426 |
1095 |
10 |
0 |
0 |
| ODI |
0 |
1 |
5 |
271 |
3987 |
923 |
4 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2115 |
7812 |
601 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
195 |
151 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-09:
| 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 |
6567 |
6895 |
56 |
117 |
16 |
0 |
0 |
0 |
| OW |
0 |
336 |
83 |
320 |
43 |
0 |
0 |
0 |
| VODI |
0 |
44 |
27 |
686 |
487 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
207 |
5034 |
980 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1310 |
8329 |
185 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
245 |
115 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-11:
| 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 |
7038 |
6589 |
50 |
128 |
6 |
0 |
0 |
0 |
| OW |
0 |
439 |
65 |
295 |
56 |
0 |
0 |
0 |
| VODI |
0 |
55 |
41 |
833 |
611 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
330 |
5101 |
878 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1613 |
7259 |
375 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
17 |
302 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7038 |
6730 |
56 |
183 |
11 |
0 |
0 |
0 |
| OW |
0 |
291 |
67 |
281 |
64 |
0 |
0 |
0 |
| VODI |
0 |
62 |
33 |
810 |
653 |
8 |
0 |
0 |
| ODI |
0 |
0 |
1 |
312 |
4991 |
900 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1668 |
7176 |
339 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
70 |
338 |
0 |
|
Date: 2022-08-13:
| 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 |
7400 |
6468 |
38 |
102 |
0 |
0 |
0 |
0 |
| OW |
0 |
480 |
65 |
282 |
78 |
0 |
0 |
0 |
| VODI |
0 |
96 |
38 |
825 |
903 |
7 |
0 |
0 |
| ODI |
0 |
3 |
4 |
261 |
4846 |
1346 |
3 |
0 |
| CDI |
0 |
0 |
0 |
4 |
1535 |
6383 |
699 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
216 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7400 |
6612 |
42 |
141 |
18 |
0 |
0 |
0 |
| OW |
0 |
349 |
68 |
259 |
79 |
0 |
0 |
0 |
| VODI |
0 |
84 |
31 |
821 |
890 |
6 |
0 |
0 |
| ODI |
0 |
2 |
4 |
251 |
4808 |
1251 |
10 |
0 |
| CDI |
0 |
0 |
0 |
2 |
1567 |
6478 |
608 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1 |
300 |
0 |
|
Date: 2022-08-15:
| 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 |
7630 |
6803 |
48 |
80 |
1 |
0 |
0 |
0 |
| OW |
0 |
380 |
86 |
327 |
6 |
0 |
0 |
0 |
| VODI |
0 |
58 |
22 |
1014 |
466 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
206 |
6466 |
489 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1434 |
5453 |
486 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
25 |
602 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7630 |
6686 |
37 |
120 |
9 |
0 |
0 |
0 |
| OW |
0 |
413 |
69 |
257 |
59 |
0 |
0 |
0 |
| VODI |
0 |
140 |
46 |
913 |
1106 |
8 |
0 |
0 |
| ODI |
0 |
2 |
4 |
331 |
4668 |
1531 |
49 |
0 |
| CDI |
0 |
0 |
0 |
6 |
2531 |
4407 |
877 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
21 |
162 |
0 |
|
Date: 2022-08-17:
| 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 |
7219 |
7406 |
48 |
81 |
1 |
0 |
0 |
0 |
| OW |
0 |
370 |
74 |
352 |
10 |
0 |
0 |
0 |
| VODI |
0 |
88 |
29 |
1224 |
631 |
0 |
0 |
0 |
| ODI |
0 |
5 |
3 |
343 |
4661 |
2134 |
1 |
0 |
| CDI |
0 |
0 |
0 |
3 |
1067 |
5168 |
729 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
435 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7219 |
7268 |
36 |
54 |
2 |
0 |
0 |
0 |
| OW |
0 |
450 |
63 |
326 |
15 |
0 |
0 |
0 |
| VODI |
0 |
149 |
49 |
1246 |
1105 |
104 |
0 |
0 |
| ODI |
0 |
2 |
6 |
373 |
3893 |
2536 |
135 |
0 |
| CDI |
0 |
0 |
0 |
4 |
1355 |
4662 |
926 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
104 |
0 |
|
Date: 2022-08-19:
| 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 |
8099 |
6591 |
36 |
57 |
0 |
0 |
0 |
0 |
| OW |
0 |
564 |
54 |
290 |
21 |
0 |
0 |
0 |
| VODI |
0 |
274 |
52 |
1240 |
894 |
12 |
0 |
0 |
| ODI |
0 |
17 |
6 |
400 |
4115 |
2492 |
24 |
0 |
| CDI |
0 |
0 |
0 |
7 |
1157 |
4176 |
1110 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
388 |
6 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8099 |
6578 |
26 |
84 |
12 |
0 |
0 |
0 |
| OW |
0 |
537 |
54 |
246 |
112 |
0 |
0 |
0 |
| VODI |
0 |
318 |
56 |
1150 |
1262 |
243 |
0 |
0 |
| ODI |
0 |
13 |
12 |
485 |
3387 |
2872 |
223 |
0 |
| CDI |
0 |
0 |
0 |
29 |
1414 |
3565 |
1219 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
80 |
6 |
|
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