Validation of sea ice concentration - Asian sector
Bulletin date: 2021-06-10
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-06-04:
| 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 |
0 |
1230 |
40 |
206 |
40 |
1 |
0 |
0 |
| OW |
0 |
265 |
44 |
421 |
200 |
0 |
0 |
0 |
| VODI |
0 |
197 |
20 |
361 |
461 |
56 |
0 |
0 |
| ODI |
0 |
243 |
20 |
354 |
650 |
788 |
25 |
6 |
| CDI |
0 |
146 |
23 |
247 |
2331 |
2230 |
905 |
47 |
| VCDI |
0 |
14 |
2 |
25 |
972 |
3833 |
9596 |
6083 |
|
...date precedes bulletin
|
Date: 2021-06-06:
| 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 |
0 |
1308 |
72 |
250 |
71 |
1 |
0 |
0 |
| OW |
0 |
300 |
23 |
296 |
266 |
2 |
0 |
0 |
| VODI |
0 |
286 |
34 |
329 |
455 |
137 |
0 |
0 |
| ODI |
0 |
262 |
21 |
378 |
801 |
817 |
56 |
7 |
| CDI |
0 |
162 |
24 |
318 |
2545 |
2099 |
920 |
41 |
| VCDI |
0 |
4 |
2 |
29 |
1505 |
5008 |
9934 |
3319 |
|
...date precedes bulletin
|
Date: 2021-06-08:
| 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 |
0 |
2079 |
96 |
291 |
91 |
0 |
0 |
0 |
| OW |
0 |
291 |
48 |
387 |
182 |
3 |
0 |
0 |
| VODI |
0 |
213 |
16 |
459 |
613 |
36 |
0 |
3 |
| ODI |
0 |
95 |
21 |
234 |
1914 |
475 |
0 |
4 |
| CDI |
0 |
48 |
6 |
66 |
1801 |
3088 |
381 |
16 |
| VCDI |
0 |
0 |
1 |
0 |
716 |
5471 |
9638 |
3299 |
|
...date precedes bulletin
|
Date: 2021-06-10:
| 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 |
1 |
2417 |
91 |
386 |
92 |
15 |
0 |
0 |
| OW |
0 |
313 |
44 |
413 |
273 |
51 |
0 |
0 |
| VODI |
0 |
196 |
20 |
319 |
637 |
218 |
1 |
6 |
| ODI |
0 |
101 |
22 |
230 |
1480 |
1236 |
15 |
2 |
| CDI |
0 |
45 |
8 |
47 |
912 |
3181 |
555 |
9 |
| VCDI |
0 |
0 |
0 |
0 |
856 |
4496 |
8790 |
4604 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1 |
2422 |
90 |
421 |
135 |
19 |
0 |
0 |
| OW |
0 |
303 |
50 |
408 |
233 |
52 |
0 |
0 |
| VODI |
0 |
194 |
14 |
286 |
681 |
287 |
1 |
6 |
| ODI |
0 |
108 |
23 |
224 |
1462 |
1381 |
16 |
2 |
| CDI |
0 |
45 |
8 |
56 |
860 |
2825 |
521 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
879 |
4633 |
8823 |
4605 |
|
Date: 2021-06-12:
| 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 |
21 |
2713 |
93 |
370 |
116 |
4 |
0 |
0 |
| OW |
0 |
360 |
51 |
426 |
305 |
23 |
0 |
0 |
| VODI |
0 |
229 |
34 |
366 |
810 |
206 |
0 |
5 |
| ODI |
0 |
90 |
23 |
368 |
1637 |
957 |
9 |
3 |
| CDI |
0 |
44 |
5 |
55 |
869 |
3070 |
533 |
20 |
| VCDI |
0 |
0 |
0 |
0 |
840 |
4065 |
6711 |
6651 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21 |
2733 |
98 |
450 |
171 |
3 |
0 |
0 |
| OW |
0 |
332 |
50 |
375 |
326 |
23 |
0 |
0 |
| VODI |
0 |
234 |
30 |
333 |
835 |
250 |
0 |
6 |
| ODI |
0 |
98 |
23 |
372 |
1524 |
935 |
5 |
2 |
| CDI |
0 |
39 |
5 |
55 |
870 |
2925 |
501 |
20 |
| VCDI |
0 |
0 |
0 |
0 |
851 |
4189 |
6747 |
6651 |
|
Date: 2021-06-14:
| 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 |
51 |
3236 |
119 |
387 |
22 |
35 |
0 |
0 |
| OW |
0 |
303 |
67 |
503 |
98 |
49 |
0 |
0 |
| VODI |
0 |
68 |
19 |
909 |
605 |
90 |
4 |
0 |
| ODI |
0 |
33 |
2 |
66 |
2237 |
497 |
6 |
0 |
| CDI |
0 |
24 |
6 |
49 |
1379 |
4278 |
515 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
174 |
3252 |
10465 |
2534 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
51 |
2930 |
113 |
559 |
83 |
116 |
0 |
0 |
| OW |
0 |
322 |
38 |
402 |
321 |
113 |
0 |
0 |
| VODI |
0 |
265 |
34 |
437 |
834 |
447 |
6 |
0 |
| ODI |
0 |
108 |
21 |
448 |
1518 |
587 |
33 |
0 |
| CDI |
0 |
39 |
7 |
60 |
639 |
3033 |
1137 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
1120 |
3905 |
9814 |
2534 |
|
Date: 2021-06-16:
| 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 |
279 |
3427 |
113 |
499 |
77 |
19 |
0 |
0 |
| OW |
0 |
252 |
66 |
688 |
213 |
45 |
0 |
0 |
| VODI |
0 |
82 |
15 |
561 |
1004 |
156 |
0 |
0 |
| ODI |
0 |
40 |
0 |
109 |
1640 |
596 |
0 |
0 |
| CDI |
0 |
33 |
7 |
58 |
1457 |
4690 |
240 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
3747 |
7484 |
4477 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
279 |
3033 |
102 |
623 |
208 |
130 |
0 |
0 |
| OW |
0 |
372 |
32 |
335 |
443 |
181 |
0 |
0 |
| VODI |
0 |
318 |
48 |
598 |
1098 |
507 |
0 |
0 |
| ODI |
0 |
83 |
13 |
273 |
1160 |
450 |
9 |
0 |
| CDI |
0 |
28 |
6 |
82 |
1055 |
3845 |
1052 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
435 |
4140 |
6663 |
4477 |
|
Date: 2021-06-18:
| 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 |
400 |
3724 |
124 |
637 |
70 |
8 |
0 |
0 |
| OW |
0 |
297 |
51 |
749 |
248 |
40 |
0 |
0 |
| VODI |
0 |
121 |
31 |
604 |
1080 |
128 |
0 |
0 |
| ODI |
0 |
52 |
2 |
136 |
1484 |
573 |
0 |
0 |
| CDI |
0 |
16 |
4 |
81 |
2133 |
4587 |
215 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
41 |
4521 |
6055 |
3870 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
400 |
3178 |
99 |
775 |
273 |
189 |
0 |
0 |
| OW |
0 |
447 |
31 |
432 |
527 |
173 |
0 |
0 |
| VODI |
0 |
473 |
59 |
658 |
1135 |
279 |
0 |
0 |
| ODI |
0 |
91 |
19 |
214 |
964 |
328 |
1 |
0 |
| CDI |
0 |
21 |
4 |
119 |
1899 |
4389 |
856 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
258 |
4499 |
5413 |
3870 |
|
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