Validation of sea ice concentration - Full domain
Bulletin date: 2022-11-10
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-11-04:
| 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 |
87958 |
23117 |
1892 |
620 |
207 |
40 |
7 |
0 |
| OW |
59 |
722 |
546 |
933 |
841 |
172 |
11 |
0 |
| VODI |
19 |
233 |
168 |
328 |
552 |
784 |
22 |
0 |
| ODI |
2 |
115 |
96 |
273 |
428 |
887 |
186 |
0 |
| CDI |
0 |
78 |
48 |
220 |
647 |
1611 |
641 |
0 |
| VCDI |
0 |
74 |
51 |
215 |
683 |
6836 |
24989 |
29737 |
|
...date precedes bulletin
|
Date: 2022-11-06:
| 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 |
88119 |
21530 |
1457 |
484 |
227 |
74 |
12 |
0 |
| OW |
143 |
753 |
315 |
840 |
422 |
128 |
6 |
0 |
| VODI |
93 |
538 |
247 |
409 |
1170 |
898 |
53 |
0 |
| ODI |
18 |
87 |
105 |
245 |
403 |
838 |
127 |
0 |
| CDI |
1 |
92 |
94 |
221 |
591 |
1303 |
522 |
0 |
| VCDI |
0 |
51 |
44 |
161 |
1251 |
10344 |
31064 |
21568 |
|
...date precedes bulletin
|
Date: 2022-11-08:
| 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 |
84210 |
25393 |
2108 |
621 |
154 |
31 |
0 |
0 |
| OW |
121 |
285 |
256 |
413 |
289 |
44 |
2 |
0 |
| VODI |
42 |
74 |
120 |
379 |
560 |
230 |
15 |
0 |
| ODI |
18 |
31 |
79 |
209 |
705 |
729 |
39 |
0 |
| CDI |
1 |
27 |
39 |
158 |
666 |
2412 |
630 |
0 |
| VCDI |
0 |
2 |
28 |
99 |
543 |
7362 |
37127 |
20797 |
|
...date precedes bulletin
|
Date: 2022-11-10:
| 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 |
78587 |
27435 |
4126 |
649 |
140 |
65 |
1 |
0 |
| OW |
35 |
482 |
396 |
496 |
248 |
28 |
8 |
0 |
| VODI |
8 |
330 |
201 |
497 |
434 |
120 |
36 |
0 |
| ODI |
0 |
88 |
65 |
213 |
599 |
343 |
58 |
0 |
| CDI |
7 |
19 |
36 |
174 |
735 |
1106 |
197 |
7 |
| VCDI |
0 |
3 |
8 |
151 |
845 |
9170 |
34134 |
24768 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78589 |
27494 |
4133 |
723 |
167 |
58 |
1 |
0 |
| OW |
34 |
446 |
393 |
403 |
231 |
40 |
5 |
0 |
| VODI |
7 |
290 |
187 |
494 |
431 |
131 |
34 |
0 |
| ODI |
0 |
104 |
56 |
215 |
577 |
358 |
71 |
0 |
| CDI |
7 |
20 |
54 |
173 |
696 |
1163 |
278 |
6 |
| VCDI |
0 |
3 |
9 |
172 |
899 |
9082 |
34045 |
24769 |
|
Date: 2022-11-12:
| 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 |
77705 |
26381 |
4552 |
433 |
166 |
88 |
20 |
0 |
| OW |
28 |
600 |
450 |
622 |
273 |
29 |
14 |
0 |
| VODI |
0 |
314 |
191 |
442 |
543 |
140 |
28 |
0 |
| ODI |
0 |
168 |
153 |
242 |
472 |
316 |
39 |
0 |
| CDI |
0 |
112 |
46 |
127 |
506 |
965 |
187 |
1 |
| VCDI |
0 |
15 |
22 |
73 |
774 |
6800 |
39721 |
23290 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77702 |
26405 |
4598 |
527 |
181 |
93 |
18 |
0 |
| OW |
31 |
564 |
393 |
526 |
285 |
30 |
11 |
0 |
| VODI |
0 |
327 |
186 |
434 |
490 |
154 |
31 |
0 |
| ODI |
0 |
131 |
128 |
222 |
459 |
334 |
43 |
0 |
| CDI |
0 |
142 |
83 |
147 |
463 |
930 |
254 |
1 |
| VCDI |
0 |
21 |
26 |
83 |
856 |
6797 |
39652 |
23290 |
|
Date: 2022-11-14:
| 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 |
83216 |
21806 |
2938 |
737 |
217 |
83 |
12 |
0 |
| OW |
29 |
352 |
326 |
623 |
249 |
37 |
4 |
0 |
| VODI |
0 |
249 |
148 |
467 |
544 |
136 |
15 |
0 |
| ODI |
0 |
134 |
100 |
243 |
685 |
339 |
21 |
0 |
| CDI |
0 |
58 |
66 |
130 |
587 |
936 |
172 |
2 |
| VCDI |
0 |
10 |
10 |
111 |
474 |
5494 |
30142 |
35146 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83217 |
21465 |
2730 |
648 |
241 |
107 |
21 |
0 |
| OW |
28 |
512 |
419 |
568 |
231 |
40 |
9 |
0 |
| VODI |
0 |
364 |
227 |
512 |
619 |
165 |
40 |
0 |
| ODI |
0 |
166 |
65 |
222 |
400 |
294 |
64 |
0 |
| CDI |
0 |
70 |
94 |
173 |
542 |
656 |
256 |
4 |
| VCDI |
0 |
32 |
53 |
188 |
723 |
5763 |
29976 |
35144 |
|
Date: 2022-11-16:
| 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 |
77907 |
24774 |
4592 |
716 |
201 |
42 |
2 |
0 |
| OW |
40 |
436 |
423 |
538 |
218 |
38 |
1 |
0 |
| VODI |
0 |
224 |
168 |
589 |
473 |
113 |
6 |
0 |
| ODI |
0 |
102 |
100 |
324 |
523 |
252 |
15 |
0 |
| CDI |
0 |
43 |
41 |
293 |
863 |
664 |
132 |
0 |
| VCDI |
0 |
22 |
17 |
183 |
1282 |
7508 |
30182 |
33001 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77888 |
24452 |
4498 |
690 |
304 |
64 |
3 |
0 |
| OW |
54 |
535 |
360 |
447 |
242 |
60 |
5 |
0 |
| VODI |
5 |
368 |
250 |
596 |
418 |
181 |
14 |
0 |
| ODI |
0 |
147 |
134 |
398 |
528 |
272 |
29 |
0 |
| CDI |
0 |
75 |
64 |
187 |
689 |
659 |
122 |
0 |
| VCDI |
0 |
24 |
35 |
325 |
1379 |
7381 |
30165 |
33001 |
|
Date: 2022-11-18:
| 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 |
76691 |
23585 |
6492 |
638 |
149 |
42 |
1 |
0 |
| OW |
55 |
458 |
501 |
487 |
251 |
44 |
1 |
0 |
| VODI |
2 |
242 |
274 |
562 |
482 |
88 |
1 |
0 |
| ODI |
0 |
81 |
137 |
405 |
606 |
194 |
3 |
0 |
| CDI |
0 |
31 |
75 |
296 |
711 |
649 |
83 |
0 |
| VCDI |
0 |
11 |
28 |
266 |
1784 |
10667 |
31912 |
28063 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76640 |
23379 |
6196 |
598 |
235 |
156 |
4 |
0 |
| OW |
92 |
481 |
491 |
443 |
212 |
54 |
3 |
0 |
| VODI |
16 |
307 |
404 |
448 |
516 |
125 |
2 |
0 |
| ODI |
0 |
128 |
237 |
349 |
541 |
245 |
11 |
0 |
| CDI |
0 |
75 |
118 |
404 |
702 |
545 |
96 |
38 |
| VCDI |
0 |
38 |
61 |
412 |
1777 |
10559 |
31885 |
28025 |
|
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