Validation of sea ice concentration - Asian sector
Bulletin date: 2020-08-13
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-08-07:
| 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 |
12802 |
6886 |
57 |
204 |
1 |
0 |
0 |
0 |
| OW |
0 |
360 |
40 |
383 |
17 |
0 |
0 |
0 |
| VODI |
0 |
98 |
18 |
798 |
602 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
70 |
3031 |
1797 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
10 |
3802 |
1106 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2020-08-09:
| 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 |
13262 |
6466 |
33 |
116 |
1 |
0 |
0 |
0 |
| OW |
0 |
532 |
47 |
291 |
22 |
0 |
0 |
0 |
| VODI |
0 |
118 |
35 |
811 |
740 |
23 |
0 |
0 |
| ODI |
0 |
0 |
0 |
80 |
2370 |
2750 |
316 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
3860 |
209 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2020-08-11:
| 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 |
13220 |
6941 |
23 |
51 |
0 |
0 |
0 |
0 |
| OW |
0 |
435 |
70 |
255 |
2 |
0 |
0 |
0 |
| VODI |
0 |
92 |
35 |
1029 |
374 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
38 |
2525 |
474 |
33 |
0 |
| CDI |
0 |
0 |
0 |
0 |
110 |
3369 |
1886 |
33 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
8 |
973 |
105 |
|
...date precedes bulletin
|
Date: 2020-08-13:
| 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 |
13331 |
6843 |
29 |
29 |
1 |
0 |
0 |
0 |
| OW |
0 |
533 |
52 |
242 |
5 |
0 |
0 |
0 |
| VODI |
0 |
88 |
35 |
917 |
528 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
47 |
1986 |
1038 |
303 |
0 |
| CDI |
0 |
0 |
0 |
0 |
125 |
2160 |
3082 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
204 |
492 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13331 |
6877 |
31 |
38 |
1 |
0 |
0 |
0 |
| OW |
0 |
453 |
60 |
298 |
20 |
0 |
0 |
0 |
| VODI |
0 |
134 |
25 |
823 |
586 |
54 |
0 |
0 |
| ODI |
0 |
0 |
0 |
75 |
1684 |
827 |
329 |
0 |
| CDI |
0 |
0 |
0 |
1 |
354 |
2267 |
2674 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
258 |
874 |
0 |
|
Date: 2020-08-15:
| 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 |
14076 |
6321 |
15 |
17 |
1 |
0 |
0 |
0 |
| OW |
0 |
636 |
56 |
219 |
5 |
0 |
0 |
0 |
| VODI |
0 |
141 |
38 |
878 |
545 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
66 |
1911 |
1305 |
233 |
4 |
| CDI |
0 |
0 |
0 |
0 |
109 |
1527 |
2771 |
739 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
26 |
381 |
62 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14076 |
6345 |
24 |
40 |
1 |
0 |
0 |
0 |
| OW |
0 |
531 |
53 |
263 |
18 |
0 |
0 |
0 |
| VODI |
0 |
222 |
31 |
799 |
580 |
13 |
0 |
0 |
| ODI |
0 |
0 |
1 |
77 |
1748 |
1193 |
237 |
10 |
| CDI |
0 |
0 |
0 |
1 |
224 |
1596 |
2583 |
708 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
56 |
565 |
87 |
|
Date: 2020-08-17:
| 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 |
14462 |
6368 |
22 |
52 |
0 |
0 |
0 |
0 |
| OW |
0 |
570 |
56 |
190 |
7 |
0 |
0 |
0 |
| VODI |
0 |
102 |
29 |
1063 |
200 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
38 |
1934 |
121 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
49 |
2273 |
345 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
135 |
3122 |
944 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14462 |
6136 |
31 |
90 |
8 |
0 |
0 |
0 |
| OW |
0 |
521 |
42 |
220 |
72 |
0 |
0 |
0 |
| VODI |
0 |
379 |
27 |
737 |
455 |
105 |
0 |
0 |
| ODI |
0 |
4 |
7 |
295 |
1429 |
1216 |
637 |
4 |
| CDI |
0 |
0 |
0 |
1 |
226 |
1136 |
2569 |
848 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
72 |
261 |
92 |
|
Date: 2020-08-19:
| 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 |
14505 |
6552 |
33 |
66 |
4 |
0 |
0 |
0 |
| OW |
0 |
559 |
49 |
216 |
24 |
0 |
0 |
0 |
| VODI |
0 |
109 |
30 |
905 |
273 |
13 |
0 |
0 |
| ODI |
0 |
0 |
0 |
67 |
1672 |
403 |
10 |
0 |
| CDI |
0 |
0 |
0 |
0 |
103 |
2132 |
759 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
575 |
2321 |
702 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14505 |
6142 |
39 |
129 |
35 |
0 |
0 |
0 |
| OW |
0 |
539 |
32 |
247 |
55 |
14 |
0 |
0 |
| VODI |
0 |
503 |
27 |
549 |
528 |
218 |
0 |
0 |
| ODI |
0 |
36 |
14 |
329 |
1301 |
1323 |
664 |
20 |
| CDI |
0 |
0 |
0 |
0 |
157 |
1472 |
2269 |
679 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
96 |
157 |
3 |
|
Date: 2020-08-21:
| 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 |
14983 |
6162 |
25 |
56 |
9 |
0 |
0 |
0 |
| OW |
0 |
672 |
33 |
167 |
45 |
0 |
0 |
0 |
| VODI |
0 |
139 |
39 |
869 |
263 |
20 |
0 |
0 |
| ODI |
0 |
3 |
4 |
113 |
1672 |
385 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
156 |
2344 |
801 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
550 |
2045 |
520 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14958 |
5730 |
31 |
102 |
56 |
7 |
0 |
0 |
| OW |
25 |
608 |
33 |
187 |
52 |
16 |
0 |
0 |
| VODI |
0 |
572 |
23 |
553 |
710 |
173 |
0 |
0 |
| ODI |
0 |
66 |
14 |
362 |
1240 |
1462 |
372 |
30 |
| CDI |
0 |
0 |
0 |
1 |
87 |
1627 |
2267 |
497 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
14 |
207 |
0 |
|
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