Validation of sea ice concentration - Full domain
Bulletin date: 2022-04-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-04-08:
| 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 |
67688 |
15064 |
164 |
870 |
382 |
95 |
34 |
0 |
| OW |
61 |
377 |
58 |
427 |
352 |
62 |
27 |
0 |
| VODI |
0 |
170 |
39 |
403 |
591 |
143 |
40 |
0 |
| ODI |
0 |
26 |
13 |
251 |
621 |
427 |
52 |
0 |
| CDI |
0 |
3 |
3 |
127 |
814 |
1120 |
437 |
33 |
| VCDI |
0 |
0 |
0 |
22 |
1027 |
5294 |
27284 |
62447 |
|
...date precedes bulletin
|
Date: 2022-04-10:
| 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 |
68931 |
14016 |
138 |
719 |
464 |
88 |
38 |
0 |
| OW |
56 |
483 |
53 |
361 |
351 |
54 |
23 |
0 |
| VODI |
0 |
230 |
47 |
385 |
577 |
168 |
35 |
0 |
| ODI |
0 |
39 |
17 |
288 |
594 |
417 |
46 |
0 |
| CDI |
0 |
3 |
7 |
136 |
1150 |
876 |
429 |
23 |
| VCDI |
0 |
0 |
0 |
13 |
889 |
4411 |
23618 |
66875 |
|
...date precedes bulletin
|
Date: 2022-04-12:
| 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 |
69128 |
14314 |
153 |
895 |
423 |
61 |
6 |
0 |
| OW |
64 |
382 |
47 |
391 |
361 |
25 |
12 |
0 |
| VODI |
0 |
199 |
39 |
279 |
747 |
68 |
15 |
0 |
| ODI |
0 |
24 |
10 |
201 |
926 |
367 |
21 |
0 |
| CDI |
0 |
7 |
2 |
66 |
1067 |
1507 |
457 |
8 |
| VCDI |
0 |
0 |
0 |
43 |
535 |
5401 |
25197 |
63600 |
|
...date precedes bulletin
|
Date: 2022-04-14:
| 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 |
68584 |
14914 |
167 |
884 |
390 |
51 |
5 |
0 |
| OW |
61 |
333 |
60 |
459 |
366 |
20 |
11 |
0 |
| VODI |
0 |
105 |
32 |
368 |
799 |
87 |
18 |
0 |
| ODI |
0 |
4 |
1 |
176 |
992 |
331 |
33 |
0 |
| CDI |
0 |
0 |
0 |
58 |
1024 |
1636 |
476 |
7 |
| VCDI |
0 |
0 |
0 |
37 |
747 |
5020 |
26620 |
62172 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68584 |
14955 |
170 |
900 |
387 |
52 |
4 |
0 |
| OW |
61 |
289 |
59 |
446 |
351 |
39 |
10 |
0 |
| VODI |
0 |
105 |
29 |
355 |
760 |
79 |
19 |
0 |
| ODI |
0 |
7 |
2 |
190 |
1015 |
322 |
34 |
0 |
| CDI |
0 |
0 |
0 |
55 |
1052 |
1595 |
538 |
8 |
| VCDI |
0 |
0 |
0 |
36 |
753 |
5058 |
26558 |
62171 |
|
Date: 2022-04-16:
| 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 |
69202 |
14174 |
144 |
856 |
544 |
41 |
0 |
0 |
| OW |
64 |
421 |
45 |
342 |
429 |
44 |
0 |
0 |
| VODI |
0 |
138 |
33 |
341 |
732 |
204 |
7 |
0 |
| ODI |
0 |
13 |
9 |
199 |
698 |
635 |
30 |
0 |
| CDI |
0 |
0 |
0 |
38 |
1169 |
1405 |
365 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
760 |
5460 |
27060 |
61438 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69204 |
14234 |
143 |
901 |
550 |
42 |
0 |
0 |
| OW |
62 |
373 |
50 |
310 |
427 |
47 |
0 |
0 |
| VODI |
0 |
122 |
29 |
355 |
717 |
256 |
7 |
0 |
| ODI |
0 |
17 |
9 |
167 |
751 |
581 |
31 |
0 |
| CDI |
0 |
0 |
0 |
42 |
1113 |
1331 |
356 |
5 |
| VCDI |
0 |
0 |
0 |
1 |
774 |
5532 |
27068 |
61441 |
|
Date: 2022-04-18:
| 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 |
69492 |
14062 |
120 |
713 |
256 |
62 |
0 |
0 |
| OW |
61 |
529 |
75 |
485 |
262 |
20 |
2 |
0 |
| VODI |
0 |
121 |
47 |
533 |
667 |
112 |
24 |
0 |
| ODI |
0 |
5 |
6 |
114 |
1342 |
364 |
41 |
0 |
| CDI |
0 |
0 |
0 |
26 |
831 |
1825 |
411 |
25 |
| VCDI |
0 |
0 |
0 |
10 |
306 |
5248 |
29758 |
59093 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69492 |
14124 |
152 |
933 |
368 |
77 |
3 |
0 |
| OW |
61 |
373 |
39 |
377 |
345 |
36 |
11 |
0 |
| VODI |
0 |
199 |
38 |
280 |
790 |
188 |
29 |
0 |
| ODI |
0 |
19 |
17 |
201 |
626 |
442 |
68 |
0 |
| CDI |
0 |
2 |
2 |
75 |
905 |
1087 |
408 |
45 |
| VCDI |
0 |
0 |
0 |
15 |
630 |
5801 |
29717 |
59073 |
|
Date: 2022-04-20:
| 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 |
69715 |
13950 |
122 |
648 |
313 |
49 |
0 |
0 |
| OW |
61 |
504 |
65 |
439 |
272 |
38 |
6 |
0 |
| VODI |
0 |
195 |
55 |
455 |
663 |
151 |
25 |
0 |
| ODI |
0 |
4 |
5 |
175 |
788 |
361 |
43 |
0 |
| CDI |
0 |
0 |
0 |
63 |
877 |
1678 |
444 |
18 |
| VCDI |
0 |
0 |
0 |
9 |
498 |
5735 |
29303 |
59321 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69715 |
13896 |
144 |
789 |
434 |
76 |
3 |
0 |
| OW |
61 |
422 |
35 |
381 |
334 |
56 |
15 |
0 |
| VODI |
0 |
243 |
35 |
303 |
686 |
241 |
41 |
0 |
| ODI |
0 |
66 |
23 |
151 |
571 |
512 |
64 |
0 |
| CDI |
0 |
26 |
8 |
98 |
764 |
1192 |
422 |
75 |
| VCDI |
0 |
0 |
2 |
67 |
622 |
5935 |
29276 |
59264 |
|
Date: 2022-04-22:
| 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 |
69289 |
14364 |
150 |
769 |
373 |
51 |
0 |
0 |
| OW |
60 |
384 |
51 |
539 |
480 |
65 |
3 |
0 |
| VODI |
0 |
117 |
32 |
361 |
848 |
179 |
38 |
0 |
| ODI |
0 |
6 |
6 |
113 |
703 |
419 |
38 |
0 |
| CDI |
0 |
0 |
2 |
70 |
887 |
1530 |
424 |
25 |
| VCDI |
0 |
0 |
0 |
8 |
471 |
5895 |
28307 |
59991 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69289 |
14275 |
150 |
975 |
496 |
89 |
7 |
0 |
| OW |
60 |
360 |
35 |
303 |
380 |
67 |
16 |
0 |
| VODI |
0 |
201 |
33 |
266 |
788 |
198 |
51 |
0 |
| ODI |
0 |
35 |
20 |
152 |
558 |
572 |
68 |
0 |
| CDI |
0 |
0 |
3 |
147 |
839 |
1159 |
477 |
129 |
| VCDI |
0 |
0 |
0 |
17 |
701 |
6054 |
28191 |
59887 |
|
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